Indexfy

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xyz.indexfy/indexfyv0.1.0 Domain verified

Buy and sell fully backed crypto index tokens and trade prediction markets on Base, in USDC.

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{
  "_meta": {
    "io.modelcontextprotocol.registry/official": {
      "status": "active",
      "isLatest": true,
      "updatedAt": "2026-11-10T22:56:41.206432Z",
      "publishedAt": "2026-11-10T22:56:41.206432Z",
      "statusChangedAt": "2026-11-10T22:56:41.206432Z"
    }
  },
  "server": {
    "name": "xyz.indexfy/indexfy",
    "title": "Indexfy",
    "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
    "remotes": [
      {
        "url": "https://api.indexfy.xyz/mcp",
        "type": "streamable-http"
      }
    ],
    "version": "0.1.0",
    "websiteUrl": "https://indexfy.xyz/docs",
    "description": "Buy and sell fully backed crypto index tokens and trade prediction markets on Base, in USDC."
  }
}

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Try it

Call this server's tools from your browser. Nothing to install.

https://api.indexfy.xyz/mcp

Requests go through mcptry because browsers can't call most MCP servers directly. Header values are sent to the server for that request only and are never stored or logged.

Tool list from our last check. Connect live to refresh it.

build_buy_index Read-only

Buy an index with USDC alone: one transaction buys every basket token on KyberSwap and mints the shares, reverting below the quoted minimum. Unspent USDC is refunded.

indexstring, required

the index's token address

walletstring, required

the agent's wallet address — the one that will sign and send the calls

usdcAmountstring, required

USDC to spend at most, as a decimal string, e.g. "25" or "0.5"

Install

Pick your client. Values in capitals, like YOUR_TOKEN, are yours to fill in.

One click: Add to Cursor Add to VS Code Add to LM Studio Add to Goose

Run in a terminal

claude mcp add --transport http indexfy https://api.indexfy.xyz/mcp

Tools (15)

build_buy_index

Buy an index with USDC alone: one transaction buys every basket token on KyberSwap and mints the shares, reverting below the quoted minimum. Unspent USDC is refunded.

read-only

Argument	Type	Description
index*	any	the index's token address
wallet*	string	the agent's wallet address — the one that will sign and send the calls
usdcAmount*	string	USDC to spend at most, as a decimal string, e.g. "25" or "0.5"

Input schema (JSON)

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "required": [
    "wallet",
    "index",
    "usdcAmount"
  ],
  "properties": {
    "index": {
      "$ref": "#/properties/wallet",
      "description": "the index's token address"
    },
    "wallet": {
      "type": "string",
      "pattern": "^0x[0-9a-fA-F]{40}$",
      "description": "the agent's wallet address — the one that will sign and send the calls"
    },
    "usdcAmount": {
      "type": "string",
      "description": "USDC to spend at most, as a decimal string, e.g. \"25\" or \"0.5\""
    }
  },
  "additionalProperties": false
}

build_create_index

Launch a new index fund: the wallet seeds it with the exact amount of each basket token (it must hold them) and receives `initialShares` shares. The seed amounts set the weights. Returns the approvals and the factory deployment call, plus the new index's predicted address.

read-only

Argument	Type	Description
name*	string	e.g. "AI Agents Index"
assets*	array
symbol*	string	ticker, 1–12 letters/digits, e.g. "AGENT5"
wallet*	string	the agent's wallet address — the one that will sign and send the calls
mandate	string	the index's investment mandate, shown to buyers
proposer	any	who may propose rebalances (default: wallet)
tvlFeePct	number	management fee in % per year (max 0.2)
mintFeePct	number	fee on each mint, in % (max 0.5)
feeRecipient	any	who receives the fees (default: wallet)
initialShares	string	shares minted for the seed, as a decimal string, e.g. "25" or "0.5"
auctionMinutes	integer	rebalance auction length

Input schema (JSON)

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "required": [
    "wallet",
    "name",
    "symbol",
    "assets"
  ],
  "properties": {
    "name": {
      "type": "string",
      "description": "e.g. \"AI Agents Index\""
    },
    "assets": {
      "type": "array",
      "items": {
        "type": "object",
        "required": [
          "token",
          "amount"
        ],
        "properties": {
          "token": {
            "$ref": "#/properties/wallet",
            "description": "basket token on Base"
          },
          "amount": {
            "type": "string",
            "description": "amount of the token to seed, in whole tokens, as a decimal string, e.g. \"25\" or \"0.5\""
          }
        },
        "additionalProperties": false
      },
      "maxItems": 20,
      "minItems": 1
    },
    "symbol": {
      "type": "string",
      "description": "ticker, 1–12 letters/digits, e.g. \"AGENT5\""
    },
    "wallet": {
      "type": "string",
      "pattern": "^0x[0-9a-fA-F]{40}$",
      "description": "the agent's wallet address — the one that will sign and send the calls"
    },
    "mandate": {
      "type": "string",
      "maxLength": 500,
      "description": "the index's investment mandate, shown to buyers"
    },
    "proposer": {
      "$ref": "#/properties/wallet",
      "description": "who may propose rebalances (default: wallet)"
    },
    "tvlFeePct": {
      "type": "number",
      "default": 0.2,
      "maximum": 0.2,
      "minimum": 0,
      "description": "management fee in % per year (max 0.2)"
    },
    "mintFeePct": {
      "type": "number",
      "default": 0.3,
      "maximum": 0.5,
      "minimum": 0,
      "description": "fee on each mint, in % (max 0.5)"
    },
    "feeRecipient": {
      "$ref": "#/properties/proposer",
      "description": "who receives the fees (default: wallet)"
    },
    "initialShares": {
      "type": "string",
      "default": "100",
      "description": "shares minted for the seed, as a decimal string, e.g. \"25\" or \"0.5\""
    },
    "auctionMinutes": {
      "type": "integer",
      "default": 30,
      "maximum": 10080,
      "minimum": 1,
      "description": "rebalance auction length"
    }
  },
  "additionalProperties": false
}

build_create_prediction_market

Open a YES/NO market. The wallet seeds it with USDC liquidity (minimum 100) and names a solver — a different address that alone resolves it and stakes 1% as a bond. Trading runs until closeTime; the solver proposes after resolveAfter.

read-only

Argument	Type	Description
sector*	string
solver*	any	the address that will resolve the market (not the wallet)
wallet*	string	the agent's wallet address — the one that will sign and send the calls
question*	string	a clear YES/NO question with its resolution source and time, e.g. "Will BTC close above $100,000 on Coinbase on Dec 31, 2026 (UTC)?"
closeTime*	string	ISO 8601 time trading stops, e.g. 2026-12-31T00:00:00Z
resolveAfter*	string	ISO 8601 earliest time the solver may propose the outcome (≥ closeTime)
liquidityUsdc*	string	USDC liquidity to seed (minimum 100), as a decimal string, e.g. "25" or "0.5"

Input schema (JSON)

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "required": [
    "wallet",
    "question",
    "sector",
    "closeTime",
    "resolveAfter",
    "solver",
    "liquidityUsdc"
  ],
  "properties": {
    "sector": {
      "enum": [
        "crypto",
        "politics",
        "sports",
        "economy",
        "tech",
        "culture",
        "other"
      ],
      "type": "string"
    },
    "solver": {
      "$ref": "#/properties/wallet",
      "description": "the address that will resolve the market (not the wallet)"
    },
    "wallet": {
      "type": "string",
      "pattern": "^0x[0-9a-fA-F]{40}$",
      "description": "the agent's wallet address — the one that will sign and send the calls"
    },
    "question": {
      "type": "string",
      "description": "a clear YES/NO question with its resolution source and time, e.g. \"Will BTC close above $100,000 on Coinbase on Dec 31, 2026 (UTC)?\""
    },
    "closeTime": {
      "type": "string",
      "description": "ISO 8601 time trading stops, e.g. 2026-12-31T00:00:00Z"
    },
    "resolveAfter": {
      "type": "string",
      "description": "ISO 8601 earliest time the solver may propose the outcome (≥ closeTime)"
    },
    "liquidityUsdc": {
      "type": "string",
      "description": "USDC liquidity to seed (minimum 100), as a decimal string, e.g. \"25\" or \"0.5\""
    }
  },
  "additionalProperties": false
}

build_prediction_account

Deposit or withdraw solver stake (backs the 1% bonds of your proposals), or withdraw your balance (dispute winnings and returned bonds).

read-only

Argument	Type	Description
action*	string
wallet*	string	the agent's wallet address — the one that will sign and send the calls
amountUsdc	string	USDC, for deposit_stake / withdraw_stake, as a decimal string, e.g. "25" or "0.5"

Input schema (JSON)

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "required": [
    "wallet",
    "action"
  ],
  "properties": {
    "action": {
      "enum": [
        "deposit_stake",
        "withdraw_stake",
        "withdraw_balance"
      ],
      "type": "string"
    },
    "wallet": {
      "type": "string",
      "pattern": "^0x[0-9a-fA-F]{40}$",
      "description": "the agent's wallet address — the one that will sign and send the calls"
    },
    "amountUsdc": {
      "type": "string",
      "description": "USDC, for deposit_stake / withdraw_stake, as a decimal string, e.g. \"25\" or \"0.5\""
    }
  },
  "additionalProperties": false
}

build_prediction_resolution

After trading: propose (the solver; deposits any missing stake first), dispute (anyone but the solver, posting the same bond, during the 24h window), finalize (anyone, once the window passes), redeem (holders, after settlement) or withdraw_liquidity (the creator, after settlement).

read-only

Argument	Type	Description
id*	integer	prediction market id
action*	string
wallet*	string	the agent's wallet address — the one that will sign and send the calls
outcome	string	required for propose

Input schema (JSON)

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "required": [
    "wallet",
    "id",
    "action"
  ],
  "properties": {
    "id": {
      "type": "integer",
      "description": "prediction market id",
      "exclusiveMinimum": 0
    },
    "action": {
      "enum": [
        "propose",
        "dispute",
        "finalize",
        "redeem",
        "withdraw_liquidity"
      ],
      "type": "string"
    },
    "wallet": {
      "type": "string",
      "pattern": "^0x[0-9a-fA-F]{40}$",
      "description": "the agent's wallet address — the one that will sign and send the calls"
    },
    "outcome": {
      "enum": [
        "YES",
        "NO",
        "INVALID"
      ],
      "type": "string",
      "description": "required for propose"
    }
  },
  "additionalProperties": false
}

build_prediction_trade

Buy YES/NO shares with USDC, or sell shares back for USDC before the market closes. Includes the USDC approval when needed and a minimum-output guard.

read-only

Argument	Type	Description
id*	integer	prediction market id
side*	string
action*	string
amount*	string	USDC to spend (buy) or shares to sell (sell), as a decimal string, e.g. "25" or "0.5"
wallet*	string	the agent's wallet address — the one that will sign and send the calls
slippageBps	integer	max price movement, in basis points (100 = 1%)

Input schema (JSON)

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "required": [
    "wallet",
    "id",
    "side",
    "action",
    "amount"
  ],
  "properties": {
    "id": {
      "type": "integer",
      "description": "prediction market id",
      "exclusiveMinimum": 0
    },
    "side": {
      "enum": [
        "YES",
        "NO"
      ],
      "type": "string"
    },
    "action": {
      "enum": [
        "buy",
        "sell"
      ],
      "type": "string"
    },
    "amount": {
      "type": "string",
      "description": "USDC to spend (buy) or shares to sell (sell), as a decimal string, e.g. \"25\" or \"0.5\""
    },
    "wallet": {
      "type": "string",
      "pattern": "^0x[0-9a-fA-F]{40}$",
      "description": "the agent's wallet address — the one that will sign and send the calls"
    },
    "slippageBps": {
      "type": "integer",
      "default": 100,
      "maximum": 1000,
      "minimum": 1,
      "description": "max price movement, in basis points (100 = 1%)"
    }
  },
  "additionalProperties": false
}

build_sell_index

Sell index shares for USDC: one transaction redeems the shares for the basket and sells each token on KyberSwap, reverting below the quoted minimum.

read-only

Argument	Type	Description
index*	any	the index's token address
shares*	string	index shares to sell (18 decimals), as a decimal string, e.g. "25" or "0.5"
wallet*	string	the agent's wallet address — the one that will sign and send the calls

Input schema (JSON)

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "required": [
    "wallet",
    "index",
    "shares"
  ],
  "properties": {
    "index": {
      "$ref": "#/properties/wallet",
      "description": "the index's token address"
    },
    "shares": {
      "type": "string",
      "description": "index shares to sell (18 decimals), as a decimal string, e.g. \"25\" or \"0.5\""
    },
    "wallet": {
      "type": "string",
      "pattern": "^0x[0-9a-fA-F]{40}$",
      "description": "the agent's wallet address — the one that will sign and send the calls"
    }
  },
  "additionalProperties": false
}

get_index

One index's stats, mandate and current holdings (each basket token's amount, USD value and weight).

read-only

Argument	Type	Description
address*	string	the index's token address

Input schema (JSON)

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "required": [
    "address"
  ],
  "properties": {
    "address": {
      "type": "string",
      "pattern": "^0x[0-9a-fA-F]{40}$",
      "description": "the index's token address"
    }
  },
  "additionalProperties": false
}

get_prediction_market

One market's live state: prices, phase and what can be done next, deadlines, proposal/dispute. With `wallet`, also its shares, redeemable USDC and solver stake.

read-only

Argument	Type	Description
id*	integer	prediction market id
wallet	string

Input schema (JSON)

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "required": [
    "id"
  ],
  "properties": {
    "id": {
      "type": "integer",
      "description": "prediction market id",
      "exclusiveMinimum": 0
    },
    "wallet": {
      "type": "string",
      "pattern": "^0x[0-9a-fA-F]{40}$"
    }
  },
  "additionalProperties": false
}

get_wallet_portfolio

A wallet's Indexfy index holdings with value and profit/loss, plus its Indexfy points.

read-only

Argument	Type	Description
wallet*	string

Input schema (JSON)

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "required": [
    "wallet"
  ],
  "properties": {
    "wallet": {
      "type": "string",
      "pattern": "^0x[0-9a-fA-F]{40}$"
    }
  },
  "additionalProperties": false
}

list_indexes

Indexfy index funds on Base with price, TVL and 24h / 7d performance. Each index is an ERC-20 fully backed by its basket of tokens.

read-only

Argument	Type	Description
sort	string
limit	integer
creator	string	only indexes launched by this address

Input schema (JSON)

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "properties": {
    "sort": {
      "enum": [
        "tvl",
        "newest"
      ],
      "type": "string",
      "default": "tvl"
    },
    "limit": {
      "type": "integer",
      "default": 20,
      "maximum": 50,
      "minimum": 1
    },
    "creator": {
      "type": "string",
      "pattern": "^0x[0-9a-fA-F]{40}$",
      "description": "only indexes launched by this address"
    }
  },
  "additionalProperties": false
}

list_prediction_markets

Prediction markets on Indexfy with live YES/NO prices (= implied probability), money in the market, phase and deadlines.

read-only

Argument	Type	Description
limit	integer
search	string	words in the question
sector	string
status	string	open = still trading; closed = trading ended

Input schema (JSON)

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "properties": {
    "limit": {
      "type": "integer",
      "default": 20,
      "maximum": 50,
      "minimum": 1
    },
    "search": {
      "type": "string",
      "maxLength": 100,
      "description": "words in the question"
    },
    "sector": {
      "enum": [
        "crypto",
        "politics",
        "sports",
        "economy",
        "tech",
        "culture",
        "other"
      ],
      "type": "string"
    },
    "status": {
      "enum": [
        "open",
        "closed"
      ],
      "type": "string",
      "description": "open = still trading; closed = trading ended"
    }
  },
  "additionalProperties": false
}

quote_prediction_trade

Exact quote from the market maker: shares for a USDC buy, or USDC for a share sell, fees included.

read-only

Argument	Type	Description
id*	integer	prediction market id
side*	string
action*	string
amount*	string	USDC to spend (buy) or shares to sell (sell), as a decimal string, e.g. "25" or "0.5"

Input schema (JSON)

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "required": [
    "id",
    "side",
    "action",
    "amount"
  ],
  "properties": {
    "id": {
      "type": "integer",
      "description": "prediction market id",
      "exclusiveMinimum": 0
    },
    "side": {
      "enum": [
        "YES",
        "NO"
      ],
      "type": "string"
    },
    "action": {
      "enum": [
        "buy",
        "sell"
      ],
      "type": "string"
    },
    "amount": {
      "type": "string",
      "description": "USDC to spend (buy) or shares to sell (sell), as a decimal string, e.g. \"25\" or \"0.5\""
    }
  },
  "additionalProperties": false
}

register_index

Lists a newly created index on indexfy.xyz right away. Call with the deployFolio transaction hash once it's mined.

Argument	Type	Description
txHash*	string

Input schema (JSON)

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "required": [
    "txHash"
  ],
  "properties": {
    "txHash": {
      "type": "string",
      "pattern": "^0x[0-9a-fA-F]{64}$"
    }
  },
  "additionalProperties": false
}

register_prediction_market

Lists a newly created market on indexfy.xyz under its sector. Call with the createMarket transaction hash once mined, within 1 hour.

Argument	Type	Description
sector*	string
txHash*	string

Input schema (JSON)

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "required": [
    "txHash",
    "sector"
  ],
  "properties": {
    "sector": {
      "enum": [
        "crypto",
        "politics",
        "sports",
        "economy",
        "tech",
        "culture",
        "other"
      ],
      "type": "string"
    },
    "txHash": {
      "type": "string",
      "pattern": "^0x[0-9a-fA-F]{64}$"
    }
  },
  "additionalProperties": false
}

Security checkA97/100

We read every tool's name, description and inputs the way the model will, looking for instructions hidden from you. A clean result means no warning signs, not a guarantee. Scanned Nov 10, 2026.

Hidden or reordered text
Overriding the model's instructions
Hiding actions from the user
Reading keys or credentials
Fake system tags
Steering other servers' tools
Pulling in the conversation
Smuggling parameters
Demanding to be used for everything
Steering away from web search
Download-and-run commands
Encoded blobs
Invisible characters
Credentials as tool argumentsLow1 found
Takes a password, API key or token as an argument, so the secret passes through the model's context and chat logs.
- build_create_index · input.assets.items.token.name
  token
Fix: Read credentials from the server's own configuration (environment, OAuth) instead of a tool argument.
Very long descriptions
Read and write hints

How the security check works