agentkit__convert

Deterministic mid-task utilities for AI agents: unit + currency conversion by ratio, timezone/date maths, cron schedule expansion, entity extraction, and format + JSON Schema validation. Exact answers, no LLM, 30ms. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: POST https://api.firstmention.uk/s/agentkit/convert

Argument	Type	Description
to	string	Target unit; omit to get all equivalents in the same family
from*	string	Source unit, e.g. km, kg, F, GB, USD, Km
round	integer	Decimal places (default 6)
value*	number	Amount to convert
values	array	Optional list of values instead of a single value

Input schema (JSON)

{
  "type": "object",
  "required": [
    "value",
    "from"
  ],
  "properties": {
    "to": {
      "type": "string",
      "description": "Target unit; omit to get all equivalents in the same family"
    },
    "from": {
      "type": "string",
      "description": "Source unit, e.g. km, kg, F, GB, USD, Km"
    },
    "round": {
      "type": "integer",
      "description": "Decimal places (default 6)"
    },
    "value": {
      "type": "number",
      "description": "Amount to convert"
    },
    "values": {
      "type": "array",
      "items": {
        "type": "number"
      },
      "description": "Optional list of values instead of a single value"
    }
  }
}

agentkit__datetime

Deterministic mid-task utilities for AI agents: unit + currency conversion by ratio, timezone/date maths, cron schedule expansion, entity extraction, and format + JSON Schema validation. Exact answers, no LLM, 30ms. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: POST https://api.firstmention.uk/s/agentkit/datetime

Argument	Type	Description
to	string	Target unit; omit to get all equivalents in the same family
from*	string	Source unit, e.g. km, kg, F, GB, USD, Km
round	integer	Decimal places (default 6)
value*	number	Amount to convert
values	array	Optional list of values instead of a single value

Input schema (JSON)

{
  "type": "object",
  "required": [
    "value",
    "from"
  ],
  "properties": {
    "to": {
      "type": "string",
      "description": "Target unit; omit to get all equivalents in the same family"
    },
    "from": {
      "type": "string",
      "description": "Source unit, e.g. km, kg, F, GB, USD, Km"
    },
    "round": {
      "type": "integer",
      "description": "Decimal places (default 6)"
    },
    "value": {
      "type": "number",
      "description": "Amount to convert"
    },
    "values": {
      "type": "array",
      "items": {
        "type": "number"
      },
      "description": "Optional list of values instead of a single value"
    }
  }
}

agentkit__extract

Deterministic mid-task utilities for AI agents: unit + currency conversion by ratio, timezone/date maths, cron schedule expansion, entity extraction, and format + JSON Schema validation. Exact answers, no LLM, 30ms. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: POST https://api.firstmention.uk/s/agentkit/extract

Argument	Type	Description
to	string	Target unit; omit to get all equivalents in the same family
from*	string	Source unit, e.g. km, kg, F, GB, USD, Km
round	integer	Decimal places (default 6)
value*	number	Amount to convert
values	array	Optional list of values instead of a single value

Input schema (JSON)

{
  "type": "object",
  "required": [
    "value",
    "from"
  ],
  "properties": {
    "to": {
      "type": "string",
      "description": "Target unit; omit to get all equivalents in the same family"
    },
    "from": {
      "type": "string",
      "description": "Source unit, e.g. km, kg, F, GB, USD, Km"
    },
    "round": {
      "type": "integer",
      "description": "Decimal places (default 6)"
    },
    "value": {
      "type": "number",
      "description": "Amount to convert"
    },
    "values": {
      "type": "array",
      "items": {
        "type": "number"
      },
      "description": "Optional list of values instead of a single value"
    }
  }
}

agentkit__validate

Deterministic mid-task utilities for AI agents: unit + currency conversion by ratio, timezone/date maths, cron schedule expansion, entity extraction, and format + JSON Schema validation. Exact answers, no LLM, 30ms. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: POST https://api.firstmention.uk/s/agentkit/validate

Argument	Type	Description
to	string	Target unit; omit to get all equivalents in the same family
from*	string	Source unit, e.g. km, kg, F, GB, USD, Km
round	integer	Decimal places (default 6)
value*	number	Amount to convert
values	array	Optional list of values instead of a single value

Input schema (JSON)

{
  "type": "object",
  "required": [
    "value",
    "from"
  ],
  "properties": {
    "to": {
      "type": "string",
      "description": "Target unit; omit to get all equivalents in the same family"
    },
    "from": {
      "type": "string",
      "description": "Source unit, e.g. km, kg, F, GB, USD, Km"
    },
    "round": {
      "type": "integer",
      "description": "Decimal places (default 6)"
    },
    "value": {
      "type": "number",
      "description": "Amount to convert"
    },
    "values": {
      "type": "array",
      "items": {
        "type": "number"
      },
      "description": "Optional list of values instead of a single value"
    }
  }
}

api_change_check__compare

Compare two OpenAPI 3 JSON specs and get a precise breaking-change report: removed paths, renamed parameters, new required fields, type changes. $0.02 via x402. Price: $0.02 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: POST https://api.firstmention.uk/s/api-change-check/compare

Argument	Type	Description
after*	object	The proposed OpenAPI 3 JSON document
before*	object	The current OpenAPI 3 JSON document

Input schema (JSON)

{
  "type": "object",
  "required": [
    "before",
    "after"
  ],
  "properties": {
    "after": {
      "type": "object",
      "description": "The proposed OpenAPI 3 JSON document"
    },
    "before": {
      "type": "object",
      "description": "The current OpenAPI 3 JSON document"
    }
  }
}

basedue__due

Base token due diligence over x402. /report bundles due diligence, cross-venue reference price and position exit cost in ONE $0.01 call. /price now takes up to 10 tokens per $0.01 call for bulk screening. Free /sample on every endpoint. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/basedue/due

Argument	Type	Description
tokens	string

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "tokens": {
      "type": "string"
    }
  }
}

basedue__exit

Base token due diligence over x402. /report bundles due diligence, cross-venue reference price and position exit cost in ONE $0.01 call. /price now takes up to 10 tokens per $0.01 call for bulk screening. Free /sample on every endpoint. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/basedue/exit

Argument	Type	Description
tokens	string

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "tokens": {
      "type": "string"
    }
  }
}

basedue__price

Base token due diligence over x402. /report bundles due diligence, cross-venue reference price and position exit cost in ONE $0.01 call. /price now takes up to 10 tokens per $0.01 call for bulk screening. Free /sample on every endpoint. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/basedue/price

Argument	Type	Description
tokens	string

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "tokens": {
      "type": "string"
    }
  }
}

basedue__report

Base token due diligence over x402. /report bundles due diligence, cross-venue reference price and position exit cost in ONE $0.01 call. /price now takes up to 10 tokens per $0.01 call for bulk screening. Free /sample on every endpoint. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/basedue/report

Argument	Type	Description
tokens	string

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "tokens": {
      "type": "string"
    }
  }
}

bizcal_api__add

Public holiday and business-day calendar for US and UK: is a date a business day, add N business days, count business days between dates (net of holidays), and list a year's holidays. $0.01 per call in USDC on Base via x402. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/bizcal-api/add

Argument	Type	Description
end*	string	YYYY-MM-DD
start*	string	YYYY-MM-DD
country*	string	US federal or UK England & Wales holidays

Input schema (JSON)

{
  "type": "object",
  "required": [
    "country",
    "start",
    "end"
  ],
  "properties": {
    "end": {
      "type": "string",
      "format": "date",
      "description": "YYYY-MM-DD"
    },
    "start": {
      "type": "string",
      "format": "date",
      "description": "YYYY-MM-DD"
    },
    "country": {
      "enum": [
        "US",
        "GB"
      ],
      "type": "string",
      "description": "US federal or UK England & Wales holidays"
    }
  }
}

bizcal_api__between

Public holiday and business-day calendar for US and UK: is a date a business day, add N business days, count business days between dates (net of holidays), and list a year's holidays. $0.01 per call in USDC on Base via x402. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/bizcal-api/between

Argument	Type	Description
end*	string	YYYY-MM-DD
start*	string	YYYY-MM-DD
country*	string	US federal or UK England & Wales holidays

Input schema (JSON)

{
  "type": "object",
  "required": [
    "country",
    "start",
    "end"
  ],
  "properties": {
    "end": {
      "type": "string",
      "format": "date",
      "description": "YYYY-MM-DD"
    },
    "start": {
      "type": "string",
      "format": "date",
      "description": "YYYY-MM-DD"
    },
    "country": {
      "enum": [
        "US",
        "GB"
      ],
      "type": "string",
      "description": "US federal or UK England & Wales holidays"
    }
  }
}

bizcal_api__day

Public holiday and business-day calendar for US and UK: is a date a business day, add N business days, count business days between dates (net of holidays), and list a year's holidays. $0.01 per call in USDC on Base via x402. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/bizcal-api/day

Argument	Type	Description
end*	string	YYYY-MM-DD
start*	string	YYYY-MM-DD
country*	string	US federal or UK England & Wales holidays

Input schema (JSON)

{
  "type": "object",
  "required": [
    "country",
    "start",
    "end"
  ],
  "properties": {
    "end": {
      "type": "string",
      "format": "date",
      "description": "YYYY-MM-DD"
    },
    "start": {
      "type": "string",
      "format": "date",
      "description": "YYYY-MM-DD"
    },
    "country": {
      "enum": [
        "US",
        "GB"
      ],
      "type": "string",
      "description": "US federal or UK England & Wales holidays"
    }
  }
}

bizcal_api__workdays

Public holiday and business-day calendar for US and UK: is a date a business day, add N business days, count business days between dates (net of holidays), and list a year's holidays. $0.01 per call in USDC on Base via x402. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/bizcal-api/workdays

Argument	Type	Description
end*	string	YYYY-MM-DD
start*	string	YYYY-MM-DD
country*	string	US federal or UK England & Wales holidays

Input schema (JSON)

{
  "type": "object",
  "required": [
    "country",
    "start",
    "end"
  ],
  "properties": {
    "end": {
      "type": "string",
      "format": "date",
      "description": "YYYY-MM-DD"
    },
    "start": {
      "type": "string",
      "format": "date",
      "description": "YYYY-MM-DD"
    },
    "country": {
      "enum": [
        "US",
        "GB"
      ],
      "type": "string",
      "description": "US federal or UK England & Wales holidays"
    }
  }
}

bizcal_api__year

Public holiday and business-day calendar for US and UK: is a date a business day, add N business days, count business days between dates (net of holidays), and list a year's holidays. $0.01 per call in USDC on Base via x402. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/bizcal-api/year

Argument	Type	Description
end*	string	YYYY-MM-DD
start*	string	YYYY-MM-DD
country*	string	US federal or UK England & Wales holidays

Input schema (JSON)

{
  "type": "object",
  "required": [
    "country",
    "start",
    "end"
  ],
  "properties": {
    "end": {
      "type": "string",
      "format": "date",
      "description": "YYYY-MM-DD"
    },
    "start": {
      "type": "string",
      "format": "date",
      "description": "YYYY-MM-DD"
    },
    "country": {
      "enum": [
        "US",
        "GB"
      ],
      "type": "string",
      "description": "US federal or UK England & Wales holidays"
    }
  }
}

chainread__balance

Read-only Base and Ethereum chain data over x402: gas, blocks, balances, token metadata, tx status, nonces, and token safety verdicts scored 0-100. Batch up to 25 tokens. Free /scan and /t/<address> verdict pages. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: POST https://api.firstmention.uk/s/chainread/balance

Argument	Type	Description
hash	string	0x transaction hash (for /tx)
chain	string
number	string	Block number or 'latest' (for /block)
address	string	0x address or ERC-20 contract address
addresses	array	Up to 25 addresses (for /batch)

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "hash": {
      "type": "string",
      "description": "0x transaction hash (for /tx)"
    },
    "chain": {
      "enum": [
        "base",
        "ethereum"
      ],
      "type": "string"
    },
    "number": {
      "type": "string",
      "description": "Block number or 'latest' (for /block)"
    },
    "address": {
      "type": "string",
      "description": "0x address or ERC-20 contract address"
    },
    "addresses": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "description": "Up to 25 addresses (for /batch)"
    }
  }
}

chainread__batch

Read-only Base and Ethereum chain data over x402: gas, blocks, balances, token metadata, tx status, nonces, and token safety verdicts scored 0-100. Batch up to 25 tokens. Free /scan and /t/<address> verdict pages. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: POST https://api.firstmention.uk/s/chainread/batch

Argument	Type	Description
hash	string	0x transaction hash (for /tx)
chain	string
number	string	Block number or 'latest' (for /block)
address	string	0x address or ERC-20 contract address
addresses	array	Up to 25 addresses (for /batch)

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "hash": {
      "type": "string",
      "description": "0x transaction hash (for /tx)"
    },
    "chain": {
      "enum": [
        "base",
        "ethereum"
      ],
      "type": "string"
    },
    "number": {
      "type": "string",
      "description": "Block number or 'latest' (for /block)"
    },
    "address": {
      "type": "string",
      "description": "0x address or ERC-20 contract address"
    },
    "addresses": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "description": "Up to 25 addresses (for /batch)"
    }
  }
}

chainread__block

Read-only Base and Ethereum chain data over x402: gas, blocks, balances, token metadata, tx status, nonces, and token safety verdicts scored 0-100. Batch up to 25 tokens. Free /scan and /t/<address> verdict pages. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: POST https://api.firstmention.uk/s/chainread/block

Argument	Type	Description
hash	string	0x transaction hash (for /tx)
chain	string
number	string	Block number or 'latest' (for /block)
address	string	0x address or ERC-20 contract address
addresses	array	Up to 25 addresses (for /batch)

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "hash": {
      "type": "string",
      "description": "0x transaction hash (for /tx)"
    },
    "chain": {
      "enum": [
        "base",
        "ethereum"
      ],
      "type": "string"
    },
    "number": {
      "type": "string",
      "description": "Block number or 'latest' (for /block)"
    },
    "address": {
      "type": "string",
      "description": "0x address or ERC-20 contract address"
    },
    "addresses": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "description": "Up to 25 addresses (for /batch)"
    }
  }
}

chainread__code

Read-only Base and Ethereum chain data over x402: gas, blocks, balances, token metadata, tx status, nonces, and token safety verdicts scored 0-100. Batch up to 25 tokens. Free /scan and /t/<address> verdict pages. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: POST https://api.firstmention.uk/s/chainread/code

Argument	Type	Description
hash	string	0x transaction hash (for /tx)
chain	string
number	string	Block number or 'latest' (for /block)
address	string	0x address or ERC-20 contract address
addresses	array	Up to 25 addresses (for /batch)

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "hash": {
      "type": "string",
      "description": "0x transaction hash (for /tx)"
    },
    "chain": {
      "enum": [
        "base",
        "ethereum"
      ],
      "type": "string"
    },
    "number": {
      "type": "string",
      "description": "Block number or 'latest' (for /block)"
    },
    "address": {
      "type": "string",
      "description": "0x address or ERC-20 contract address"
    },
    "addresses": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "description": "Up to 25 addresses (for /batch)"
    }
  }
}

chainread__gas

Read-only Base and Ethereum chain data over x402: gas, blocks, balances, token metadata, tx status, nonces, and token safety verdicts scored 0-100. Batch up to 25 tokens. Free /scan and /t/<address> verdict pages. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: POST https://api.firstmention.uk/s/chainread/gas

Argument	Type	Description
hash	string	0x transaction hash (for /tx)
chain	string
number	string	Block number or 'latest' (for /block)
address	string	0x address or ERC-20 contract address
addresses	array	Up to 25 addresses (for /batch)

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "hash": {
      "type": "string",
      "description": "0x transaction hash (for /tx)"
    },
    "chain": {
      "enum": [
        "base",
        "ethereum"
      ],
      "type": "string"
    },
    "number": {
      "type": "string",
      "description": "Block number or 'latest' (for /block)"
    },
    "address": {
      "type": "string",
      "description": "0x address or ERC-20 contract address"
    },
    "addresses": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "description": "Up to 25 addresses (for /batch)"
    }
  }
}

chainread__network

Read-only Base and Ethereum chain data over x402: gas, blocks, balances, token metadata, tx status, nonces, and token safety verdicts scored 0-100. Batch up to 25 tokens. Free /scan and /t/<address> verdict pages. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: POST https://api.firstmention.uk/s/chainread/network

Argument	Type	Description
hash	string	0x transaction hash (for /tx)
chain	string
number	string	Block number or 'latest' (for /block)
address	string	0x address or ERC-20 contract address
addresses	array	Up to 25 addresses (for /batch)

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "hash": {
      "type": "string",
      "description": "0x transaction hash (for /tx)"
    },
    "chain": {
      "enum": [
        "base",
        "ethereum"
      ],
      "type": "string"
    },
    "number": {
      "type": "string",
      "description": "Block number or 'latest' (for /block)"
    },
    "address": {
      "type": "string",
      "description": "0x address or ERC-20 contract address"
    },
    "addresses": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "description": "Up to 25 addresses (for /batch)"
    }
  }
}

chainread__nonce

Read-only Base and Ethereum chain data over x402: gas, blocks, balances, token metadata, tx status, nonces, and token safety verdicts scored 0-100. Batch up to 25 tokens. Free /scan and /t/<address> verdict pages. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: POST https://api.firstmention.uk/s/chainread/nonce

Argument	Type	Description
hash	string	0x transaction hash (for /tx)
chain	string
number	string	Block number or 'latest' (for /block)
address	string	0x address or ERC-20 contract address
addresses	array	Up to 25 addresses (for /batch)

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "hash": {
      "type": "string",
      "description": "0x transaction hash (for /tx)"
    },
    "chain": {
      "enum": [
        "base",
        "ethereum"
      ],
      "type": "string"
    },
    "number": {
      "type": "string",
      "description": "Block number or 'latest' (for /block)"
    },
    "address": {
      "type": "string",
      "description": "0x address or ERC-20 contract address"
    },
    "addresses": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "description": "Up to 25 addresses (for /batch)"
    }
  }
}

chainread__token

Read-only Base and Ethereum chain data over x402: gas, blocks, balances, token metadata, tx status, nonces, and token safety verdicts scored 0-100. Batch up to 25 tokens. Free /scan and /t/<address> verdict pages. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: POST https://api.firstmention.uk/s/chainread/token

Argument	Type	Description
hash	string	0x transaction hash (for /tx)
chain	string
number	string	Block number or 'latest' (for /block)
address	string	0x address or ERC-20 contract address
addresses	array	Up to 25 addresses (for /batch)

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "hash": {
      "type": "string",
      "description": "0x transaction hash (for /tx)"
    },
    "chain": {
      "enum": [
        "base",
        "ethereum"
      ],
      "type": "string"
    },
    "number": {
      "type": "string",
      "description": "Block number or 'latest' (for /block)"
    },
    "address": {
      "type": "string",
      "description": "0x address or ERC-20 contract address"
    },
    "addresses": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "description": "Up to 25 addresses (for /batch)"
    }
  }
}

chainread__tx

Read-only Base and Ethereum chain data over x402: gas, blocks, balances, token metadata, tx status, nonces, and token safety verdicts scored 0-100. Batch up to 25 tokens. Free /scan and /t/<address> verdict pages. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: POST https://api.firstmention.uk/s/chainread/tx

Argument	Type	Description
hash	string	0x transaction hash (for /tx)
chain	string
number	string	Block number or 'latest' (for /block)
address	string	0x address or ERC-20 contract address
addresses	array	Up to 25 addresses (for /batch)

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "hash": {
      "type": "string",
      "description": "0x transaction hash (for /tx)"
    },
    "chain": {
      "enum": [
        "base",
        "ethereum"
      ],
      "type": "string"
    },
    "number": {
      "type": "string",
      "description": "Block number or 'latest' (for /block)"
    },
    "address": {
      "type": "string",
      "description": "0x address or ERC-20 contract address"
    },
    "addresses": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "description": "Up to 25 addresses (for /batch)"
    }
  }
}

chainread__verdict

Read-only Base and Ethereum chain data over x402: gas, blocks, balances, token metadata, tx status, nonces, and token safety verdicts scored 0-100. Batch up to 25 tokens. Free /scan and /t/<address> verdict pages. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: POST https://api.firstmention.uk/s/chainread/verdict

Argument	Type	Description
hash	string	0x transaction hash (for /tx)
chain	string
number	string	Block number or 'latest' (for /block)
address	string	0x address or ERC-20 contract address
addresses	array	Up to 25 addresses (for /batch)

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "hash": {
      "type": "string",
      "description": "0x transaction hash (for /tx)"
    },
    "chain": {
      "enum": [
        "base",
        "ethereum"
      ],
      "type": "string"
    },
    "number": {
      "type": "string",
      "description": "Block number or 'latest' (for /block)"
    },
    "address": {
      "type": "string",
      "description": "0x address or ERC-20 contract address"
    },
    "addresses": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "description": "Up to 25 addresses (for /batch)"
    }
  }
}

check_sanctions__address

Sanctions screening against US OFAC, UK OFSI and EU lists with real matching on all three. Screen a name, a wallet address, a batch, or your own watchlist. Non-Latin names are transliterated; unscreenable names return 400, never a false clear. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/check-sanctions/address

Argument	Type	Description
days	number	Look-back window in days (default 30, max 400).
names*	string	Pipe-separated counterparty names to re-screen, up to 50.
threshold	number	Fuzzy match threshold 0.5-1.0 (default 0.85).

Input schema (JSON)

{
  "type": "object",
  "required": [
    "names"
  ],
  "properties": {
    "days": {
      "type": "number",
      "description": "Look-back window in days (default 30, max 400)."
    },
    "names": {
      "type": "string",
      "description": "Pipe-separated counterparty names to re-screen, up to 50."
    },
    "threshold": {
      "type": "number",
      "description": "Fuzzy match threshold 0.5-1.0 (default 0.85)."
    }
  }
}

check_sanctions__batch

Sanctions screening against US OFAC, UK OFSI and EU lists with real matching on all three. Screen a name, a wallet address, a batch, or your own watchlist. Non-Latin names are transliterated; unscreenable names return 400, never a false clear. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/check-sanctions/batch

Argument	Type	Description
days	number	Look-back window in days (default 30, max 400).
names*	string	Pipe-separated counterparty names to re-screen, up to 50.
threshold	number	Fuzzy match threshold 0.5-1.0 (default 0.85).

Input schema (JSON)

{
  "type": "object",
  "required": [
    "names"
  ],
  "properties": {
    "days": {
      "type": "number",
      "description": "Look-back window in days (default 30, max 400)."
    },
    "names": {
      "type": "string",
      "description": "Pipe-separated counterparty names to re-screen, up to 50."
    },
    "threshold": {
      "type": "number",
      "description": "Fuzzy match threshold 0.5-1.0 (default 0.85)."
    }
  }
}

check_sanctions__changes

Sanctions screening against US OFAC, UK OFSI and EU lists with real matching on all three. Screen a name, a wallet address, a batch, or your own watchlist. Non-Latin names are transliterated; unscreenable names return 400, never a false clear. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/check-sanctions/changes

Argument	Type	Description
days	number	Look-back window in days (default 30, max 400).
names*	string	Pipe-separated counterparty names to re-screen, up to 50.
threshold	number	Fuzzy match threshold 0.5-1.0 (default 0.85).

Input schema (JSON)

{
  "type": "object",
  "required": [
    "names"
  ],
  "properties": {
    "days": {
      "type": "number",
      "description": "Look-back window in days (default 30, max 400)."
    },
    "names": {
      "type": "string",
      "description": "Pipe-separated counterparty names to re-screen, up to 50."
    },
    "threshold": {
      "type": "number",
      "description": "Fuzzy match threshold 0.5-1.0 (default 0.85)."
    }
  }
}

check_sanctions__screen

Sanctions screening against US OFAC, UK OFSI and EU lists with real matching on all three. Screen a name, a wallet address, a batch, or your own watchlist. Non-Latin names are transliterated; unscreenable names return 400, never a false clear. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/check-sanctions/screen

Argument	Type	Description
days	number	Look-back window in days (default 30, max 400).
names*	string	Pipe-separated counterparty names to re-screen, up to 50.
threshold	number	Fuzzy match threshold 0.5-1.0 (default 0.85).

Input schema (JSON)

{
  "type": "object",
  "required": [
    "names"
  ],
  "properties": {
    "days": {
      "type": "number",
      "description": "Look-back window in days (default 30, max 400)."
    },
    "names": {
      "type": "string",
      "description": "Pipe-separated counterparty names to re-screen, up to 50."
    },
    "threshold": {
      "type": "number",
      "description": "Fuzzy match threshold 0.5-1.0 (default 0.85)."
    }
  }
}

check_sanctions__verdict

Sanctions screening against US OFAC, UK OFSI and EU lists with real matching on all three. Screen a name, a wallet address, a batch, or your own watchlist. Non-Latin names are transliterated; unscreenable names return 400, never a false clear. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/check-sanctions/verdict

Argument	Type	Description
days	number	Look-back window in days (default 30, max 400).
names*	string	Pipe-separated counterparty names to re-screen, up to 50.
threshold	number	Fuzzy match threshold 0.5-1.0 (default 0.85).

Input schema (JSON)

{
  "type": "object",
  "required": [
    "names"
  ],
  "properties": {
    "days": {
      "type": "number",
      "description": "Look-back window in days (default 30, max 400)."
    },
    "names": {
      "type": "string",
      "description": "Pipe-separated counterparty names to re-screen, up to 50."
    },
    "threshold": {
      "type": "number",
      "description": "Fuzzy match threshold 0.5-1.0 (default 0.85)."
    }
  }
}

check_sanctions__watchlist

Sanctions screening against US OFAC, UK OFSI and EU lists with real matching on all three. Screen a name, a wallet address, a batch, or your own watchlist. Non-Latin names are transliterated; unscreenable names return 400, never a false clear. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/check-sanctions/watchlist

Argument	Type	Description
days	number	Look-back window in days (default 30, max 400).
names*	string	Pipe-separated counterparty names to re-screen, up to 50.
threshold	number	Fuzzy match threshold 0.5-1.0 (default 0.85).

Input schema (JSON)

{
  "type": "object",
  "required": [
    "names"
  ],
  "properties": {
    "days": {
      "type": "number",
      "description": "Look-back window in days (default 30, max 400)."
    },
    "names": {
      "type": "string",
      "description": "Pipe-separated counterparty names to re-screen, up to 50."
    },
    "threshold": {
      "type": "number",
      "description": "Fuzzy match threshold 0.5-1.0 (default 0.85)."
    }
  }
}

chgwatch__diff

Monitor public web pages for changes. One call checks many URLs; returns changed=true/false plus added/removed lines, so alert agents pay per poll instead of per page. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/chgwatch/diff

Argument	Type	Description
url	string	Single URL alternative to urls
mode	string
urls*	string	Comma-separated URLs to check (max 20)
baseline	string
prev_hash	string
context_lines	integer

Input schema (JSON)

{
  "type": "object",
  "required": [
    "urls"
  ],
  "properties": {
    "url": {
      "type": "string",
      "description": "Single URL alternative to urls"
    },
    "mode": {
      "enum": [
        "text",
        "markdown",
        "meta",
        "links"
      ],
      "type": "string"
    },
    "urls": {
      "type": "string",
      "description": "Comma-separated URLs to check (max 20)"
    },
    "baseline": {
      "enum": [
        "stored",
        "watch"
      ],
      "type": "string"
    },
    "prev_hash": {
      "type": "string"
    },
    "context_lines": {
      "type": "integer",
      "maximum": 500,
      "minimum": 0
    }
  }
}

chgwatch__diffmulti

Monitor public web pages for changes. One call checks many URLs; returns changed=true/false plus added/removed lines, so alert agents pay per poll instead of per page. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/chgwatch/diffmulti

Argument	Type	Description
url	string	Single URL alternative to urls
mode	string
urls*	string	Comma-separated URLs to check (max 20)
baseline	string
prev_hash	string
context_lines	integer

Input schema (JSON)

{
  "type": "object",
  "required": [
    "urls"
  ],
  "properties": {
    "url": {
      "type": "string",
      "description": "Single URL alternative to urls"
    },
    "mode": {
      "enum": [
        "text",
        "markdown",
        "meta",
        "links"
      ],
      "type": "string"
    },
    "urls": {
      "type": "string",
      "description": "Comma-separated URLs to check (max 20)"
    },
    "baseline": {
      "enum": [
        "stored",
        "watch"
      ],
      "type": "string"
    },
    "prev_hash": {
      "type": "string"
    },
    "context_lines": {
      "type": "integer",
      "maximum": 500,
      "minimum": 0
    }
  }
}

company_facts__lookup

One joined company dossier from public sources: SEC EDGAR identity, CIK, SIC industry, incorporation state, recent filings, plus RDAP domain facts and an OFAC/UK/EU sanctions screen of the name. No personal data…[44 more chars, already applied] Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/company-facts/lookup

Argument	Type	Description
company*	string	Company name to look up; "q" is accepted as an alias.

Input schema (JSON)

{
  "type": "object",
  "required": [
    "company"
  ],
  "properties": {
    "company": {
      "type": "string",
      "description": "Company name to look up; \"q\" is accepted as an alias."
    }
  }
}

company_facts__snapshot

One joined company dossier from public sources: SEC EDGAR identity, CIK, SIC industry, incorporation state, recent filings, plus RDAP domain facts and an OFAC/UK/EU sanctions screen of the name. No personal data…[44 more chars, already applied] Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/company-facts/snapshot

Argument	Type	Description
company*	string	Company name to look up; "q" is accepted as an alias.

Input schema (JSON)

{
  "type": "object",
  "required": [
    "company"
  ],
  "properties": {
    "company": {
      "type": "string",
      "description": "Company name to look up; \"q\" is accepted as an alias."
    }
  }
}

composite__brief

One call joins public SEC EDGAR data into an agent-ready brief: company profile, annual financial series (revenue, net income, assets, cash, EPS) with YoY growth and margins, recent filings, and risk-factor excerpts. Saves an agent five separate lookups and all the parsing. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: POST https://api.firstmention.uk/s/composite/brief

Argument	Type	Description
q*	string	Ticker, company name or CIK, e.g. AAPL, nvidia, 320193
excerpts	integer	Max risk-factor excerpts (0-10)

Input schema (JSON)

{
  "type": "object",
  "required": [
    "q"
  ],
  "properties": {
    "q": {
      "type": "string",
      "description": "Ticker, company name or CIK, e.g. AAPL, nvidia, 320193"
    },
    "excerpts": {
      "type": "integer",
      "description": "Max risk-factor excerpts (0-10)"
    }
  }
}

composite__filings

One call joins public SEC EDGAR data into an agent-ready brief: company profile, annual financial series (revenue, net income, assets, cash, EPS) with YoY growth and margins, recent filings, and risk-factor excerpts. Saves an agent five separate lookups and all the parsing. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: POST https://api.firstmention.uk/s/composite/filings

Argument	Type	Description
q*	string	Ticker, company name or CIK, e.g. AAPL, nvidia, 320193
excerpts	integer	Max risk-factor excerpts (0-10)

Input schema (JSON)

{
  "type": "object",
  "required": [
    "q"
  ],
  "properties": {
    "q": {
      "type": "string",
      "description": "Ticker, company name or CIK, e.g. AAPL, nvidia, 320193"
    },
    "excerpts": {
      "type": "integer",
      "description": "Max risk-factor excerpts (0-10)"
    }
  }
}

composite__watchlist

One call joins public SEC EDGAR data into an agent-ready brief: company profile, annual financial series (revenue, net income, assets, cash, EPS) with YoY growth and margins, recent filings, and risk-factor excerpts. Saves an agent five separate lookups and all the parsing. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: POST https://api.firstmention.uk/s/composite/watchlist

Argument	Type	Description
q*	string	Ticker, company name or CIK, e.g. AAPL, nvidia, 320193
excerpts	integer	Max risk-factor excerpts (0-10)

Input schema (JSON)

{
  "type": "object",
  "required": [
    "q"
  ],
  "properties": {
    "q": {
      "type": "string",
      "description": "Ticker, company name or CIK, e.g. AAPL, nvidia, 320193"
    },
    "excerpts": {
      "type": "integer",
      "description": "Max risk-factor excerpts (0-10)"
    }
  }
}

domain_intel__batch

Trust check for any domain in one call: DNS records, email auth (SPF/DMARC/DKIM), WHOIS registrar and age, live HTTP status, TLS certificate issuer/expiry and HSTS. Free /preflight returns the real records as a sample; paid /dns full report, /batch up to 10 domains. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/domain-intel/batch

Argument	Type	Description
domain	string	Public domain name, e.g. example.com
domains	string	For /batch: comma separated domains, max 10

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "domain": {
      "type": "string",
      "description": "Public domain name, e.g. example.com"
    },
    "domains": {
      "type": "string",
      "description": "For /batch: comma separated domains, max 10"
    }
  }
}

domain_intel__dns

Trust check for any domain in one call: DNS records, email auth (SPF/DMARC/DKIM), WHOIS registrar and age, live HTTP status, TLS certificate issuer/expiry and HSTS. Free /preflight returns the real records as a sample; paid /dns full report, /batch up to 10 domains. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/domain-intel/dns

Argument	Type	Description
domain	string	Public domain name, e.g. example.com
domains	string	For /batch: comma separated domains, max 10

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "domain": {
      "type": "string",
      "description": "Public domain name, e.g. example.com"
    },
    "domains": {
      "type": "string",
      "description": "For /batch: comma separated domains, max 10"
    }
  }
}

domfacts__dns

DNS records (A, AAAA, MX, TXT, NS, CNAME, SOA, CAA) and RDAP registration facts for any domain: registrar, created and expiry dates, domain age, days to expiry, nameservers, EPP status. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/domfacts/dns

Argument	Type	Description
domain	string

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "domain": {
      "type": "string"
    }
  }
}

domfacts__rdap

DNS records (A, AAAA, MX, TXT, NS, CNAME, SOA, CAA) and RDAP registration facts for any domain: registrar, created and expiry dates, domain age, days to expiry, nameservers, EPP status. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/domfacts/rdap

Argument	Type	Description
domain	string

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "domain": {
      "type": "string"
    }
  }
}

edgar__company

Public SEC EDGAR data for agents: company profile plus recent filings, XBRL financial history for any tag (revenue, net income, assets), and full-text search across EDGAR filings si…[29 more chars, already applied] Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: POST https://api.firstmention.uk/s/edgar/company

Argument	Type	Description
q*	string	Ticker, company name or CIK, e.g. AAPL, nvidia, 320193
tag	string	XBRL tag or alias: revenue, net_income, assets, cash, eps, or any us-gaap tag
limit	integer	Max results (1-100)
period	string	all, annual or quarterly

Input schema (JSON)

{
  "type": "object",
  "required": [
    "q"
  ],
  "properties": {
    "q": {
      "type": "string",
      "description": "Ticker, company name or CIK, e.g. AAPL, nvidia, 320193"
    },
    "tag": {
      "type": "string",
      "description": "XBRL tag or alias: revenue, net_income, assets, cash, eps, or any us-gaap tag"
    },
    "limit": {
      "type": "integer",
      "description": "Max results (1-100)"
    },
    "period": {
      "enum": [
        "all",
        "annual",
        "quarterly"
      ],
      "type": "string",
      "description": "all, annual or quarterly"
    }
  }
}

edgar__financials

Public SEC EDGAR data for agents: company profile plus recent filings, XBRL financial history for any tag (revenue, net income, assets), and full-text search across EDGAR filings si…[29 more chars, already applied] Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: POST https://api.firstmention.uk/s/edgar/financials

Argument	Type	Description
q*	string	Ticker, company name or CIK, e.g. AAPL, nvidia, 320193
tag	string	XBRL tag or alias: revenue, net_income, assets, cash, eps, or any us-gaap tag
limit	integer	Max results (1-100)
period	string	all, annual or quarterly

Input schema (JSON)

{
  "type": "object",
  "required": [
    "q"
  ],
  "properties": {
    "q": {
      "type": "string",
      "description": "Ticker, company name or CIK, e.g. AAPL, nvidia, 320193"
    },
    "tag": {
      "type": "string",
      "description": "XBRL tag or alias: revenue, net_income, assets, cash, eps, or any us-gaap tag"
    },
    "limit": {
      "type": "integer",
      "description": "Max results (1-100)"
    },
    "period": {
      "enum": [
        "all",
        "annual",
        "quarterly"
      ],
      "type": "string",
      "description": "all, annual or quarterly"
    }
  }
}

edgar__resolve

Public SEC EDGAR data for agents: company profile plus recent filings, XBRL financial history for any tag (revenue, net income, assets), and full-text search across EDGAR filings si…[29 more chars, already applied] Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: POST https://api.firstmention.uk/s/edgar/resolve

Argument	Type	Description
q*	string	Ticker, company name or CIK, e.g. AAPL, nvidia, 320193
tag	string	XBRL tag or alias: revenue, net_income, assets, cash, eps, or any us-gaap tag
limit	integer	Max results (1-100)
period	string	all, annual or quarterly

Input schema (JSON)

{
  "type": "object",
  "required": [
    "q"
  ],
  "properties": {
    "q": {
      "type": "string",
      "description": "Ticker, company name or CIK, e.g. AAPL, nvidia, 320193"
    },
    "tag": {
      "type": "string",
      "description": "XBRL tag or alias: revenue, net_income, assets, cash, eps, or any us-gaap tag"
    },
    "limit": {
      "type": "integer",
      "description": "Max results (1-100)"
    },
    "period": {
      "enum": [
        "all",
        "annual",
        "quarterly"
      ],
      "type": "string",
      "description": "all, annual or quarterly"
    }
  }
}

edgar__search

Public SEC EDGAR data for agents: company profile plus recent filings, XBRL financial history for any tag (revenue, net income, assets), and full-text search across EDGAR filings si…[29 more chars, already applied] Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: POST https://api.firstmention.uk/s/edgar/search

Argument	Type	Description
q*	string	Ticker, company name or CIK, e.g. AAPL, nvidia, 320193
tag	string	XBRL tag or alias: revenue, net_income, assets, cash, eps, or any us-gaap tag
limit	integer	Max results (1-100)
period	string	all, annual or quarterly

Input schema (JSON)

{
  "type": "object",
  "required": [
    "q"
  ],
  "properties": {
    "q": {
      "type": "string",
      "description": "Ticker, company name or CIK, e.g. AAPL, nvidia, 320193"
    },
    "tag": {
      "type": "string",
      "description": "XBRL tag or alias: revenue, net_income, assets, cash, eps, or any us-gaap tag"
    },
    "limit": {
      "type": "integer",
      "description": "Max results (1-100)"
    },
    "period": {
      "enum": [
        "all",
        "annual",
        "quarterly"
      ],
      "type": "string",
      "description": "all, annual or quarterly"
    }
  }
}

feednews__digest

News and feed digest from public RSS/Atom/JSON feeds: merge up to 12 sources, dedupe, filter by keyword and recency, and get one ranked list of items with title, link, time and summary. Includes 22 curated working feeds. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/feednews/digest

Argument	Type	Description
q	string	Comma-separated keywords; items must match at least one (searches title + summary)
limit	integer	Max items returned (default 30, max 100)
sources*	string	Comma-separated categories (ai, tech, security, finance, science, world, dev), cat:<name> prefixes, or explicit http(s) feed URLs
since_hours	integer	Only items published within this many hours

Input schema (JSON)

{
  "type": "object",
  "required": [
    "sources"
  ],
  "properties": {
    "q": {
      "type": "string",
      "description": "Comma-separated keywords; items must match at least one (searches title + summary)"
    },
    "limit": {
      "type": "integer",
      "maximum": 100,
      "minimum": 1,
      "description": "Max items returned (default 30, max 100)"
    },
    "sources": {
      "type": "string",
      "description": "Comma-separated categories (ai, tech, security, finance, science, world, dev), cat:<name> prefixes, or explicit http(s) feed URLs"
    },
    "since_hours": {
      "type": "integer",
      "maximum": 2160,
      "minimum": 1,
      "description": "Only items published within this many hours"
    }
  }
}

funding_rates__batch

Perpetual-futures funding rates and annualized carry for BTC, ETH, SOL and more, from exchange public market-data APIs, in one call. Free /preflight sample. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/funding-rates/batch

Argument	Type	Description
symbol*	string	Asset symbol, e.g. BTC

Input schema (JSON)

{
  "type": "object",
  "required": [
    "symbol"
  ],
  "properties": {
    "symbol": {
      "type": "string",
      "description": "Asset symbol, e.g. BTC"
    }
  }
}

funding_rates__best

Perpetual-futures funding rates and annualized carry for BTC, ETH, SOL and more, from exchange public market-data APIs, in one call. Free /preflight sample. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/funding-rates/best

Argument	Type	Description
symbol*	string	Asset symbol, e.g. BTC

Input schema (JSON)

{
  "type": "object",
  "required": [
    "symbol"
  ],
  "properties": {
    "symbol": {
      "type": "string",
      "description": "Asset symbol, e.g. BTC"
    }
  }
}

funding_rates__funding

Perpetual-futures funding rates and annualized carry for BTC, ETH, SOL and more, from exchange public market-data APIs, in one call. Free /preflight sample. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/funding-rates/funding

Argument	Type	Description
symbol*	string	Asset symbol, e.g. BTC

Input schema (JSON)

{
  "type": "object",
  "required": [
    "symbol"
  ],
  "properties": {
    "symbol": {
      "type": "string",
      "description": "Asset symbol, e.g. BTC"
    }
  }
}

funding_rates__history

Perpetual-futures funding rates and annualized carry for BTC, ETH, SOL and more, from exchange public market-data APIs, in one call. Free /preflight sample. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/funding-rates/history

Argument	Type	Description
symbol*	string	Asset symbol, e.g. BTC

Input schema (JSON)

{
  "type": "object",
  "required": [
    "symbol"
  ],
  "properties": {
    "symbol": {
      "type": "string",
      "description": "Asset symbol, e.g. BTC"
    }
  }
}

funding_rates__rates

Perpetual-futures funding rates and annualized carry for BTC, ETH, SOL and more, from exchange public market-data APIs, in one call. Free /preflight sample. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/funding-rates/rates

Argument	Type	Description
symbol*	string	Asset symbol, e.g. BTC

Input schema (JSON)

{
  "type": "object",
  "required": [
    "symbol"
  ],
  "properties": {
    "symbol": {
      "type": "string",
      "description": "Asset symbol, e.g. BTC"
    }
  }
}

fundinglens__best

Perpetual funding rates across 7 venues (Binance, Bybit, OKX, Bitget, Hyperliquid, dYdX, Deribit), normalized to 8h and annualized. Free /sample. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/fundinglens/best

Argument	Type	Description
symbols	string

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "symbols": {
      "type": "string"
    }
  }
}

fundinglens__rates

Perpetual funding rates across 7 venues (Binance, Bybit, OKX, Bitget, Hyperliquid, dYdX, Deribit), normalized to 8h and annualized. Free /sample. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/fundinglens/rates

Argument	Type	Description
symbols	string

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "symbols": {
      "type": "string"
    }
  }
}

list_services

Free. Lists the paid services on this server: name, description, price, HTTP paths, MCP tools and OpenAPI document. Paid tools are billed per call with x402 in USDC on Base.

No arguments.

Input schema (JSON)

{
  "type": "object",
  "properties": {},
  "additionalProperties": false
}

pageaudit__audit

One call, full picture of a web page: clean markdown, metadata (title, description, canonical, OpenGraph, favicon), heading outline, link census with resolved links, link health checks and a change…[11 more chars, already applied] Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/pageaudit/audit

Argument	Type	Description
url*	string	Public http(s) page to audit
check_links	integer	Number of unique links to health-check (0-15, default 0)
max_markdown_chars	integer	Cap on returned markdown length (1000-200000, default 40000)

Input schema (JSON)

{
  "type": "object",
  "required": [
    "url"
  ],
  "properties": {
    "url": {
      "type": "string",
      "format": "uri",
      "description": "Public http(s) page to audit"
    },
    "check_links": {
      "type": "integer",
      "maximum": 15,
      "minimum": 0,
      "description": "Number of unique links to health-check (0-15, default 0)"
    },
    "max_markdown_chars": {
      "type": "integer",
      "maximum": 200000,
      "minimum": 1000,
      "description": "Cap on returned markdown length (1000-200000, default 40000)"
    }
  }
}

token_dd__batch

Token due-diligence report for any Base/ETH/BSC/Arbitrum token: live price and liquidity, contract security (honeypot, mint/freeze authority, tax, holder concentration), on-chain supply checks and a risk verdict. Free preview; full report $0.01. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/token-dd/batch

Argument	Type	Description
chain*	string
address*	string	0x-prefixed token contract address

Input schema (JSON)

{
  "type": "object",
  "required": [
    "chain",
    "address"
  ],
  "properties": {
    "chain": {
      "enum": [
        "base",
        "ethereum",
        "bsc",
        "arbitrum"
      ],
      "type": "string"
    },
    "address": {
      "type": "string",
      "description": "0x-prefixed token contract address"
    }
  }
}

token_dd__check

Token due-diligence report for any Base/ETH/BSC/Arbitrum token: live price and liquidity, contract security (honeypot, mint/freeze authority, tax, holder concentration), on-chain supply checks and a risk verdict. Free preview; full report $0.01. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/token-dd/check

Argument	Type	Description
chain*	string
address*	string	0x-prefixed token contract address

Input schema (JSON)

{
  "type": "object",
  "required": [
    "chain",
    "address"
  ],
  "properties": {
    "chain": {
      "enum": [
        "base",
        "ethereum",
        "bsc",
        "arbitrum"
      ],
      "type": "string"
    },
    "address": {
      "type": "string",
      "description": "0x-prefixed token contract address"
    }
  }
}

txpreflight__preflight

Base agent toolbox. /preflight simulates a tx (revert reason, gas, EIP-1559 fees in ETH and USD) before you sign. /verify reads a receipt and proves a USDC transfer settled: confirmations, amount, sender, recipient. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/txpreflight/preflight

Argument	Type	Description
tx	string	Transaction hash, 0x + 64 hex
asset	string	/verify: ERC-20 to check (default USDC on Base)
pay_to	string	/verify: require this recipient
pay_from	string	/verify: require this sender
amount_usd	number	/verify: minimum USD that must have transferred

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "tx": {
      "type": "string",
      "description": "Transaction hash, 0x + 64 hex"
    },
    "asset": {
      "type": "string",
      "description": "/verify: ERC-20 to check (default USDC on Base)"
    },
    "pay_to": {
      "type": "string",
      "description": "/verify: require this recipient"
    },
    "pay_from": {
      "type": "string",
      "description": "/verify: require this sender"
    },
    "amount_usd": {
      "type": "number",
      "description": "/verify: minimum USD that must have transferred"
    }
  }
}

txpreflight__verify

Base agent toolbox. /preflight simulates a tx (revert reason, gas, EIP-1559 fees in ETH and USD) before you sign. /verify reads a receipt and proves a USDC transfer settled: confirmations, amount, sender, recipient. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/txpreflight/verify

Argument	Type	Description
tx	string	Transaction hash, 0x + 64 hex
asset	string	/verify: ERC-20 to check (default USDC on Base)
pay_to	string	/verify: require this recipient
pay_from	string	/verify: require this sender
amount_usd	number	/verify: minimum USD that must have transferred

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "tx": {
      "type": "string",
      "description": "Transaction hash, 0x + 64 hex"
    },
    "asset": {
      "type": "string",
      "description": "/verify: ERC-20 to check (default USDC on Base)"
    },
    "pay_to": {
      "type": "string",
      "description": "/verify: require this recipient"
    },
    "pay_from": {
      "type": "string",
      "description": "/verify: require this sender"
    },
    "amount_usd": {
      "type": "number",
      "description": "/verify: minimum USD that must have transferred"
    }
  }
}

walletprofile__profile

Base wallet activity profile + heuristic risk score + exact-address OFAC SDN sanctions screen (US Treasury list, public data). /profile and /sanctions. Free /sample. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/walletprofile/profile

Argument	Type	Description
address*	string	0x-prefixed 20-byte Base address
range_blocks	number	How many recent blocks to scan (2000-20000, default 20000)

Input schema (JSON)

{
  "type": "object",
  "required": [
    "address"
  ],
  "properties": {
    "address": {
      "type": "string",
      "description": "0x-prefixed 20-byte Base address"
    },
    "range_blocks": {
      "type": "number",
      "description": "How many recent blocks to scan (2000-20000, default 20000)"
    }
  }
}

walletprofile__sanctions

Base wallet activity profile + heuristic risk score + exact-address OFAC SDN sanctions screen (US Treasury list, public data). /profile and /sanctions. Free /sample. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/walletprofile/sanctions

Argument	Type	Description
address*	string	0x-prefixed 20-byte Base address
range_blocks	number	How many recent blocks to scan (2000-20000, default 20000)

Input schema (JSON)

{
  "type": "object",
  "required": [
    "address"
  ],
  "properties": {
    "address": {
      "type": "string",
      "description": "0x-prefixed 20-byte Base address"
    },
    "range_blocks": {
      "type": "number",
      "description": "How many recent blocks to scan (2000-20000, default 20000)"
    }
  }
}

web_extract__extract

Extract clean readable text or markdown from any public web page: title, language, word/paragraph counts and the full article body. Free /preview sample first. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: POST https://api.firstmention.uk/s/web-extract/extract

Argument	Type	Description
url*	string	Public web page URL
format	string	text or markdown

Input schema (JSON)

{
  "type": "object",
  "required": [
    "url"
  ],
  "properties": {
    "url": {
      "type": "string",
      "description": "Public web page URL"
    },
    "format": {
      "enum": [
        "text",
        "markdown"
      ],
      "type": "string",
      "description": "text or markdown"
    }
  }
}

webmd__extract

Convert public web pages into clean markdown plus metadata, headings and link inventory. One URL per call ($0.01), or POST up to 10 URLs at once in a single call for batch ingestion. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/webmd/extract

Argument	Type	Description
url	string	Absolute public http(s) URL to extract
urls	array	Batch (POST only): array of up to 10 URLs to extract in one call
links_max	integer	Max links to list (0-1000, default 200)

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "url": {
      "type": "string",
      "description": "Absolute public http(s) URL to extract"
    },
    "urls": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "description": "Batch (POST only): array of up to 10 URLs to extract in one call"
    },
    "links_max": {
      "type": "integer",
      "description": "Max links to list (0-1000, default 200)"
    }
  }
}

webread__meta

Fetch a public web page and return clean structured content for agents: title and description, heading outline, main article text (boilerplate removed), markdown, links, images, tables and JSON-LD. No LLM, no API key, ~1s. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: POST https://api.firstmention.uk/s/webread/meta

Argument	Type	Description
url*	string	Public http(s) URL to read
mode	string	all, text, markdown, outline, links, images, tables or jsonld
limit	integer	Max characters of main text/markdown (200-60000)
same_domain_only	boolean	For links mode: only links on the same domain (default true)

Input schema (JSON)

{
  "type": "object",
  "required": [
    "url"
  ],
  "properties": {
    "url": {
      "type": "string",
      "description": "Public http(s) URL to read"
    },
    "mode": {
      "enum": [
        "all",
        "text",
        "markdown",
        "outline",
        "links",
        "images",
        "tables",
        "jsonld"
      ],
      "type": "string",
      "description": "all, text, markdown, outline, links, images, tables or jsonld"
    },
    "limit": {
      "type": "integer",
      "description": "Max characters of main text/markdown (200-60000)"
    },
    "same_domain_only": {
      "type": "boolean",
      "description": "For links mode: only links on the same domain (default true)"
    }
  }
}

webread__outline

Fetch a public web page and return clean structured content for agents: title and description, heading outline, main article text (boilerplate removed), markdown, links, images, tables and JSON-LD. No LLM, no API key, ~1s. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: POST https://api.firstmention.uk/s/webread/outline

Argument	Type	Description
url*	string	Public http(s) URL to read
mode	string	all, text, markdown, outline, links, images, tables or jsonld
limit	integer	Max characters of main text/markdown (200-60000)
same_domain_only	boolean	For links mode: only links on the same domain (default true)

Input schema (JSON)

{
  "type": "object",
  "required": [
    "url"
  ],
  "properties": {
    "url": {
      "type": "string",
      "description": "Public http(s) URL to read"
    },
    "mode": {
      "enum": [
        "all",
        "text",
        "markdown",
        "outline",
        "links",
        "images",
        "tables",
        "jsonld"
      ],
      "type": "string",
      "description": "all, text, markdown, outline, links, images, tables or jsonld"
    },
    "limit": {
      "type": "integer",
      "description": "Max characters of main text/markdown (200-60000)"
    },
    "same_domain_only": {
      "type": "boolean",
      "description": "For links mode: only links on the same domain (default true)"
    }
  }
}

webread__read

Fetch a public web page and return clean structured content for agents: title and description, heading outline, main article text (boilerplate removed), markdown, links, images, tables and JSON-LD. No LLM, no API key, ~1s. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: POST https://api.firstmention.uk/s/webread/read

Argument	Type	Description
url*	string	Public http(s) URL to read
mode	string	all, text, markdown, outline, links, images, tables or jsonld
limit	integer	Max characters of main text/markdown (200-60000)
same_domain_only	boolean	For links mode: only links on the same domain (default true)

Input schema (JSON)

{
  "type": "object",
  "required": [
    "url"
  ],
  "properties": {
    "url": {
      "type": "string",
      "description": "Public http(s) URL to read"
    },
    "mode": {
      "enum": [
        "all",
        "text",
        "markdown",
        "outline",
        "links",
        "images",
        "tables",
        "jsonld"
      ],
      "type": "string",
      "description": "all, text, markdown, outline, links, images, tables or jsonld"
    },
    "limit": {
      "type": "integer",
      "description": "Max characters of main text/markdown (200-60000)"
    },
    "same_domain_only": {
      "type": "boolean",
      "description": "For links mode: only links on the same domain (default true)"
    }
  }
}

websearch__brief

Search plus page-to-markdown in one $0.01 call: ranked results from Wikipedia, Hacker News, GitHub and a web engine, with clean readable article text. Pass q= to search, or url= to extract any single page. Free /demo and /quickstart. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/websearch/brief

Argument	Type	Description
q	string	Search query. Omit when using url=.
url	string	Optional exact page URL to extract as markdown instead of searching. Must be http(s).
chars	number	Max markdown characters per page (200-8000).
extract	number	Number of top results to extract (0-4). Ignored when url= is given.

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "q": {
      "type": "string",
      "description": "Search query. Omit when using url=."
    },
    "url": {
      "type": "string",
      "description": "Optional exact page URL to extract as markdown instead of searching. Must be http(s)."
    },
    "chars": {
      "type": "number",
      "description": "Max markdown characters per page (200-8000)."
    },
    "extract": {
      "type": "number",
      "description": "Number of top results to extract (0-4). Ignored when url= is given."
    }
  }
}

websearch__briefbatch

Search plus page-to-markdown in one $0.01 call: ranked results from Wikipedia, Hacker News, GitHub and a web engine, with clean readable article text. Pass q= to search, or url= to extract any single page. Free /demo and /quickstart. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/websearch/briefbatch

Argument	Type	Description
q	string	Search query. Omit when using url=.
url	string	Optional exact page URL to extract as markdown instead of searching. Must be http(s).
chars	number	Max markdown characters per page (200-8000).
extract	number	Number of top results to extract (0-4). Ignored when url= is given.

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "q": {
      "type": "string",
      "description": "Search query. Omit when using url=."
    },
    "url": {
      "type": "string",
      "description": "Optional exact page URL to extract as markdown instead of searching. Must be http(s)."
    },
    "chars": {
      "type": "number",
      "description": "Max markdown characters per page (200-8000)."
    },
    "extract": {
      "type": "number",
      "description": "Number of top results to extract (0-4). Ignored when url= is given."
    }
  }
}

x402_preflight__check

Preflight and monitoring for x402/HTTP APIs: free structural audit of any x402 402 challenge (accepts[], scheme, network, asset, amount, payTo), plus paid live probe (/check), headers, TLS, uptime history and a public monitored board. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/x402-preflight/check

Argument	Type	Description
url*	string	https URL of an x402-paid endpoint to probe

Input schema (JSON)

{
  "type": "object",
  "required": [
    "url"
  ],
  "properties": {
    "url": {
      "type": "string",
      "description": "https URL of an x402-paid endpoint to probe"
    }
  }
}

x402_preflight__headers

Preflight and monitoring for x402/HTTP APIs: free structural audit of any x402 402 challenge (accepts[], scheme, network, asset, amount, payTo), plus paid live probe (/check), headers, TLS, uptime history and a public monitored board. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/x402-preflight/headers

Argument	Type	Description
url*	string	https URL of an x402-paid endpoint to probe

Input schema (JSON)

{
  "type": "object",
  "required": [
    "url"
  ],
  "properties": {
    "url": {
      "type": "string",
      "description": "https URL of an x402-paid endpoint to probe"
    }
  }
}

x402_preflight__tls

Preflight and monitoring for x402/HTTP APIs: free structural audit of any x402 402 challenge (accepts[], scheme, network, asset, amount, payTo), plus paid live probe (/check), headers, TLS, uptime history and a public monitored board. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/x402-preflight/tls

Argument	Type	Description
url*	string	https URL of an x402-paid endpoint to probe

Input schema (JSON)

{
  "type": "object",
  "required": [
    "url"
  ],
  "properties": {
    "url": {
      "type": "string",
      "description": "https URL of an x402-paid endpoint to probe"
    }
  }
}

x402check__check

Check whether any x402 endpoint is live and correctly priced before you pay it: fetches the target URL, decodes its HTTP 402 payment requirements and returns a verdict with the accepted price, network, asset and pay-to address. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: GET https://api.firstmention.uk/s/x402check/check

Argument	Type	Description
url*	string	Full HTTPS URL of the x402 endpoint to inspect.

Input schema (JSON)

{
  "type": "object",
  "required": [
    "url"
  ],
  "properties": {
    "url": {
      "type": "string",
      "format": "uri",
      "description": "Full HTTPS URL of the x402 endpoint to inspect."
    }
  }
}

x402index__verdict

x402 market intelligence over 41k live listings. Free /search, /market, /compare, /gaps, /guide. Paid /verdict ($0.01): vet one endpoint, or send {"resources":[...]} to batch-vet up to 25 worst-first with live diagnosis, demand, price percentile and alternatives. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta["x402/payment"]. HTTP: POST https://api.firstmention.uk/s/x402index/verdict

Argument	Type	Description
url	string	Alias for resource
resource	string	One x402 endpoint URL to vet (single mode)
resources	array	Batch mode: up to 25 endpoint URLs to vet in one call, worst score first

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "url": {
      "type": "string",
      "description": "Alias for resource"
    },
    "resource": {
      "type": "string",
      "description": "One x402 endpoint URL to vet (single mode)"
    },
    "resources": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "description": "Batch mode: up to 25 endpoint URLs to vet in one call, worst score first"
    }
  },
  "description": "Send exactly one of: resource/url (single) or resources (batch, max 25)."
}

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