Agent Escrow

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io.github.jdhart81/agent-escrowv0.1.3

Trustless escrow & settlement for A2A transactions: exactly-once state machine, frozen fees, tamper-

Finance & Payments

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https://mcp.viridisconservation.com/escrow/mcp

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describe_agent

Fleet-standard self-description.

This tool takes no arguments.

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Tools (9)

describe_agent

Fleet-standard self-description.

No arguments.

Input schema (JSON)

{
  "type": "object",
  "title": "describe_agentArguments",
  "properties": {}
}

dispute_escrow

Move a FUNDED escrow to DISPUTED. An arbiter (agent-arbitration-agent) then resolves it to release or refund.

Argument	Type	Description
reason	string
escrow_id*	string

Input schema (JSON)

{
  "type": "object",
  "title": "dispute_escrowArguments",
  "required": [
    "escrow_id"
  ],
  "properties": {
    "reason": {
      "type": "string",
      "title": "Reason",
      "default": ""
    },
    "escrow_id": {
      "type": "string",
      "title": "Escrow Id"
    }
  }
}

escrow_status

Current record for an escrow.

Argument	Type	Description
escrow_id*	string

Input schema (JSON)

{
  "type": "object",
  "title": "escrow_statusArguments",
  "required": [
    "escrow_id"
  ],
  "properties": {
    "escrow_id": {
      "type": "string",
      "title": "Escrow Id"
    }
  }
}

fund_escrow

Mark an OPEN escrow as FUNDED (idempotent). payment_ref links the payment-rail transaction.

Argument	Type	Description
escrow_id*	string
payment_ref	string

Input schema (JSON)

{
  "type": "object",
  "title": "fund_escrowArguments",
  "required": [
    "escrow_id"
  ],
  "properties": {
    "escrow_id": {
      "type": "string",
      "title": "Escrow Id"
    },
    "payment_ref": {
      "type": "string",
      "title": "Payment Ref",
      "default": ""
    }
  }
}

list_escrows

List escrows, optionally filtered by state (OPEN|FUNDED|RELEASED|REFUNDED|DISPUTED).

Argument	Type	Description
state	any

Input schema (JSON)

{
  "type": "object",
  "title": "list_escrowsArguments",
  "properties": {
    "state": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "title": "State",
      "default": null
    }
  }
}

open_escrow

Open an escrow between payer and payee. amount_minor is a positive integer in minor units (cents). The platform fee is computed and FROZEN at open (ceil bps). Returns the escrow_id (state OPEN). RETRY-SAFE: pass open_ref=<your job id> and a replayed open returns the ORIGINAL escrow (duplicate=true) instead of minting another one (E10).

Argument	Type	Description
payee*	string
payer*	string
terms	string
fee_bps	any
currency	string
deadline	string
open_ref	string
amount_minor*	integer

Input schema (JSON)

{
  "type": "object",
  "title": "open_escrowArguments",
  "required": [
    "payer",
    "payee",
    "amount_minor"
  ],
  "properties": {
    "payee": {
      "type": "string",
      "title": "Payee"
    },
    "payer": {
      "type": "string",
      "title": "Payer"
    },
    "terms": {
      "type": "string",
      "title": "Terms",
      "default": ""
    },
    "fee_bps": {
      "anyOf": [
        {
          "type": "integer"
        },
        {
          "type": "null"
        }
      ],
      "title": "Fee Bps",
      "default": null
    },
    "currency": {
      "type": "string",
      "title": "Currency",
      "default": "USD"
    },
    "deadline": {
      "type": "string",
      "title": "Deadline",
      "default": ""
    },
    "open_ref": {
      "type": "string",
      "title": "Open Ref",
      "default": ""
    },
    "amount_minor": {
      "type": "integer",
      "title": "Amount Minor"
    }
  }
}

refund_escrow

Refund an OPEN/FUNDED/DISPUTED escrow to the payer (exactly-once). Refunding an OPEN escrow is a cancel.

Argument	Type	Description
reason	string
escrow_id*	string

Input schema (JSON)

{
  "type": "object",
  "title": "refund_escrowArguments",
  "required": [
    "escrow_id"
  ],
  "properties": {
    "reason": {
      "type": "string",
      "title": "Reason",
      "default": ""
    },
    "escrow_id": {
      "type": "string",
      "title": "Escrow Id"
    }
  }
}

release_escrow

Release a FUNDED/DISPUTED escrow to the payee (exactly-once — a repeat release returns the existing terminal record, never a double payout).

Argument	Type	Description
escrow_id*	string
delivery_proof	string

Input schema (JSON)

{
  "type": "object",
  "title": "release_escrowArguments",
  "required": [
    "escrow_id"
  ],
  "properties": {
    "escrow_id": {
      "type": "string",
      "title": "Escrow Id"
    },
    "delivery_proof": {
      "type": "string",
      "title": "Delivery Proof",
      "default": ""
    }
  }
}

verify_audit

Validate the tamper-evident audit hash chain for an escrow.

Argument	Type	Description
escrow_id*	string

Input schema (JSON)

{
  "type": "object",
  "title": "verify_auditArguments",
  "required": [
    "escrow_id"
  ],
  "properties": {
    "escrow_id": {
      "type": "string",
      "title": "Escrow Id"
    }
  }
}