{"name":"Axiom Relay","description":"x402 smart router for autonomous agents. Given a capability rather than a URL, it discovers x402 providers, validates that they are live, ranks them on price and reliability, pays the seller directly, and returns the result. Non-custodial: the buyer pays the seller, and Axiom holds no key and takes no custody. Routing fee 3% capped at $0.50, waived when too small to settle.","version":"0.1.0","provider":{"organization":"Axiom Relay","url":"https://axiom-relay.reference-seller.workers.dev"},"capabilities":{"streaming":false,"pushNotifications":false,"extendedAgentCard":false},"supportedInterfaces":[{"url":"https://axiom-relay.reference-seller.workers.dev","protocolBinding":"HTTP+JSON","protocolVersion":"1.0"}],"defaultInputModes":["application/json"],"defaultOutputModes":["application/json"],"skills":[{"id":"route-crypto-swap","name":"Route a token swap without taking custody (beta)","description":"Non-custodial crypto routing for autonomous agents. Axiom compares execution routes, validates transaction safety and total cost, and returns transactions for the agent to sign. Axiom never takes custody and never signs. Chains: Ethereum, Base, Arbitrum One, OP Mainnet. Assets: ETH, USDC, USDT, WETH. Execution via LI.FI. Axiom fee 15 bps, embedded integrator fee, collected by the execution provider during the swap; provider fees are disclosed separately.","tags":["swap-routing","non-custodial","defi","best-execution","agent-signs"],"supportedInterfaces":[{"url":"https://axiom-relay.reference-seller.workers.dev/v1/crypto/quote","protocolBinding":"HTTP+JSON","protocolVersion":"1.0"}]},{"id":"analyse-crypto-route","name":"Analyse a swap without receiving a signable transaction","description":"Compare execution providers, total cost, price impact and route reliability for a prospective swap, and receive a recommendation. Returns no calldata, so it cannot be used to execute.","tags":["swap-analysis","cost-comparison","read-only"],"supportedInterfaces":[{"url":"https://axiom-relay.reference-seller.workers.dev/v1/crypto/analyze","protocolBinding":"HTTP+JSON","protocolVersion":"1.0"}]},{"id":"discover-paid-provider","name":"Discover an x402 provider for a capability","description":"Search x402 discovery catalogues for providers of a described capability, validate that each candidate still answers a well-formed x402 challenge, and rank them deterministically on price, observed reliability, latency and validation freshness. Executes no payment.","tags":["x402","provider-discovery","price-aware-routing","reliability-aware-routing"],"supportedInterfaces":[{"url":"https://axiom-relay.reference-seller.workers.dev/v1/route","protocolBinding":"HTTP+JSON","protocolVersion":"1.0"}]},{"id":"quote-paid-resource","name":"Quote a known x402 resource","description":"Probe a specific x402 resource URL, confirm it is reachable and x402 v2 compatible, and return the seller price, the Axiom routing fee, and the total. Executes no payment.","tags":["x402","quote","paid-resource-acquisition"],"supportedInterfaces":[{"url":"https://axiom-relay.reference-seller.workers.dev/v1/quote","protocolBinding":"HTTP+JSON","protocolVersion":"1.0"}]},{"id":"purchase-paid-resource","name":"Purchase an x402 resource","description":"Execute a quoted purchase using buyer-signed x402 authorisations. The seller authorisation is relayed unmodified and settled by the seller; Axiom settles only its own routing fee, and only after the resource is delivered. Falls back to the next ranked provider when the previous one provably did not take payment.","tags":["x402","machine-commerce","api-purchasing","safe-fallback","non-custodial"],"supportedInterfaces":[{"url":"https://axiom-relay.reference-seller.workers.dev/v1/request","protocolBinding":"HTTP+JSON","protocolVersion":"1.0"}]},{"id":"check-provider-health","name":"Check a provider","description":"Report whether a specific x402 resource is currently reachable, answers a valid challenge, and what it charges, without purchasing anything.","tags":["x402","provider-health","validation"],"supportedInterfaces":[{"url":"https://axiom-relay.reference-seller.workers.dev/v1/quote","protocolBinding":"HTTP+JSON","protocolVersion":"1.0"}]}]}