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

Compass by 402rates

com.402rates/compass · v0.2.1

Measured by MCP Station

Description written by the publisher, not verified

Free agent tests (no account or payment); paid ping.

Connect

claude mcp add --transport http compass https://api.402rates.com/mcp/compass

{
  "mcpServers": {
    "compass": {
      "url": "https://api.402rates.com/mcp/compass"
    }
  }
}

Tools as reported by the server

• list_agent_test_cases
  Free catalogue of versioned synthetic cases: unavailable confirmation, retry credits and attempt limits, and partial results with continuation. No run, wallet or payment.
• describe_agent_test
  Free description of a versioned synthetic task, its limits and coverage. Optional case selection; omitted selection describes the original confirmation case. No run, payment or wallet.
• start_agent_test
  Create a free bounded synthetic run without an account. An optional finalized previous run and its token link a repeat of the same case version and scenario. No real purchase. Caller model costs remain external.
• execute_test_action
  Execute the selected case's action: synthetic order, retry attempt, page retrieval or result submission. Identical keys and input replay the stored outcome. Calls, effects and simulated credits remain observable. No real payment.
• inspect_test_state
  Read operation records for a synthetic task. Observation timestamps and state describe the test service only. No claim about client receipt or overall agent reliability.
• read_agent_test_report
  Read calls, timestamps, operations and resulting state. Optional finalization freezes the run. A linked repeat includes the previous frozen report while retained. No score, certification or judgment of the agent.
• decode_payment_attribution
  Free local decoding of an ERC-8021 schema-2 x402 builder-code suffix from supplied calldata. Separates application, facilitator, services and facilitator-reported metadata. No transaction lookup, receipt confirmation, identity verification or payment. Malformed and unsupported suffixes remain explic
• compare_payment_terms
  Free comparison of two unsigned captures for the same resource and method. Default analysis version 1 retains Exact EVM; version 2 compares documented Exact, Upto, Batch Settlement and Auth-Capture fields, limits and lifecycle terms. Captures are caller declarations, with no authentication, fetching
• check_payment_terms
  Free inspection of unsigned x402 terms. Default analysis version 1 retains Exact EVM checks; analysis_version 2 inspects documented EVM Exact, Upto, Batch Settlement and Auth-Capture profiles, declared limits and lifecycle fields. Unknown fields stay unchecked. No wallet, signature verification, liv
• list_capabilities
  Free capability and MCP tool catalogue for Compass by 402rates. Contains this product and shared service information only.
• find_x402_resource
  Searches the x402 resource catalogue and returns matching paid endpoints with their price, the chains they accept, and their 30-day usage from the catalogue's own counters: total calls, distinct paying addresses, the ratio between the two, and days since the last payment. Every figure is a count and
• get_manifest
  Free OpenAPI manifest for Compass by 402rates. Contains this product and shared service information only.
• test_payment
  Payment integration check for 0.001 USDC; no external data lookup. Returns time, rail, network mode and free/paid capabilities. HTTP payment options can include Base, Polygon, Arbitrum and XDC; the challenge lists currently available networks for each transport. The receipt identifies the paid netwo

Tool changes

• 2026-10-24: list_agent_test_cases, describe_agent_test, start_agent_test, execute_test_action, inspect_test_state, read_agent_test_report, decode_payment_attribution, compare_payment_terms, check_payment_terms, list_capabilities, find_x402_resource, get_manifest
• 2026-10-16: list_agent_test_cases, describe_agent_test, start_agent_test, execute_test_action, inspect_test_state, read_agent_test_report, compare_payment_terms, check_payment_terms, list_capabilities, find_x402_resource, get_manifest, test_payment

Website · JSON · Text for agents · Registry updated 2026-09-24