All servers · Agent payments (x402) · Payments & accounting

Agent Transaction Trust

io.github.grupoanesthy-spec/agent-transaction-trust · v1.0.0

Measured by MCP Station

Description written by the publisher, not verified

Authorize and prove autonomous x402/AP2 agent payments with cryptographic receipts.

Connect

claude mcp add --transport http agent-transaction-trust https://json-repair-api-9ybv.onrender.com/mcp

{
  "mcpServers": {
    "agent-transaction-trust": {
      "url": "https://json-repair-api-9ybv.onrender.com/mcp"
    }
  }
}

Tools as reported by the server

• get_trust_manifest
  Free, read-only entry point. Call this first when deciding whether Agent Transaction Trust fits an x402 purchase. Returns capabilities, supported authority modes, proof key, price/network information, and the endpoints needed for transaction clearance, authorization, and settlement verification.
• create_ap2_challenge
  Free prerequisite for AP2-native transaction clearance or authorization. Call before clearance_x402_ap2 or authorize_x402_ap2, bind the returned challenge into the AP2 Payment Mandate proof, then pass that challenge token as ap2_authority.challenge_token. The challenge is short-lived and intended fo
• verify_trust_token
  Free, read-only token check. Use this to validate the signature and expiry of a Trust policy, authorization token, transaction clearance token, or settlement receipt; it does not perform on-chain settlement verification.
• verify_settlement
  Free post-payment step. Call only after the merchant x402 payment for a previously approved authorization or transaction clearance. Verifies the Base USDC settlement on-chain and, when it matches the authorization, returns a signed settlement receipt. The authorization_token may come from clearance_
• preflight_x402
  Paid public preflight for an autonomous x402 payment. No account, API key, policy token, or AP2 mandate is required. Submit the merchant's real PAYMENT-REQUIRED challenge and the exact intended HTTP request. Returns preflight_decision APPROVED, REVIEW or DENIED plus a signed preflight_token. APPROVE
• clearance_x402_ap2
  Paid transaction-clearance decision for an autonomous x402 purchase. Use after create_ap2_challenge and after receiving the merchant's real PAYMENT-REQUIRED challenge, but before paying the merchant. Verifies AP2 v0.2 authority, exact request/challenge integrity, and public merchant-risk evidence. R
• authorize_x402_ap2
  Paid pre-payment trust gate. Use after create_ap2_challenge and after receiving the merchant's real x402 PAYMENT-REQUIRED challenge, but before paying the merchant. Verifies AP2 v0.2 authority and binds approval to the exact merchant challenge and HTTP request. On approval returns authorization_toke

Tool changes

• 2026-10-24: get_trust_manifest, create_ap2_challenge, verify_trust_token, verify_settlement, preflight_x402, clearance_x402_ap2, authorize_x402_ap2
• 2026-10-20: get_trust_manifest, create_ap2_challenge, verify_trust_token, verify_settlement, clearance_x402_ap2, authorize_x402_ap2
• 2026-10-19: get_trust_manifest, create_ap2_challenge, verify_trust_token, verify_settlement, authorize_x402_ap2
• 2026-10-17: get_trust_manifest, create_ap2_challenge, verify_trust_token, verify_settlement, authorize_x402_ap2

JSON · Text for agents · Registry updated 2026-10-16