{"service":"Agent Zero — ERC-8004 Agent Readiness & Trust intelligence","description":"Indexes registered ERC-8004 agents on Base and Ethereum, enriches on-chain registration metadata with live endpoint probes and payment activity, and scores each agent for readiness and trust — a filter for which agents are actually transactable, not a raw registry mirror. Machine buyers pay per query with x402.","version":"1.9.0","site":"https://onchainagentintel.io","docs":"https://onchainagentintel.io/docs","pricing":"https://onchainagentintel.io/subscribe","x402":"Paid endpoints return HTTP 402 with payment instructions. Retry with an X-PAYMENT header to settle in USDC or native ETH. See /docs for the full flow.","endpoints":{"public_free":[{"path":"/v1/public/stats","method":"GET","desc":"Aggregate ecosystem stats (counts only, no PII)."},{"path":"/v1/public/leaderboards","method":"GET","desc":"Free leaderboards (top MCP / OpenAPI / most-recent)."},{"path":"/v1/public/agent/{chain}/{id}","method":"GET","desc":"Free counts-only detail for one agent."},{"path":"/v1/public/capability/{slug}","method":"GET","desc":"Stamped-readiness agents matching a capability slug."},{"path":"/v1/public/chain/{chain}","method":"GET","desc":"Stamped-readiness agents on a chain (base|ethereum)."},{"path":"/v1/public/badge/{chain}/{id}.svg","method":"GET","desc":"Embeddable ERC-8004 verification badge (SVG)."},{"path":"/v1/public/datasets","method":"GET","desc":"Machine-readable index of every citable dataset we publish (CC BY 4.0) — finding, method, live figures + denominators, scope caveats, citation, and a pointer to the human methodology page."},{"path":"/v1/public/datasets/{slug}","method":"GET","desc":"One citable dataset descriptor by slug (commerce-backed|chain-liveness|signpost-gap|x402-bazaar)."},{"path":"/v1/public/openapi.json","method":"GET","desc":"Curated OpenAPI 3.1 spec (public + paid endpoints)."},{"path":"/v1/public/docs","method":"GET","desc":"Human-readable API docs (Redoc renders the OpenAPI spec)."},{"path":"/agent.json","method":"GET","desc":"Agent Zero's ERC-8004 metadata manifest."},{"path":"/.well-known/agent-card.json","method":"GET","desc":"A2A/ERC-8004 AgentCard for discovery crawlers."},{"path":"/.well-known/agents.json","method":"GET","desc":"Plural A2A/ERC-8004 multi-agent manifest — array form enumerated by agent directories."},{"path":"/mcp","method":"POST","desc":"Free MCP server (4 read-only tools + x402 upsell)."},{"path":"/.well-known/x402.json","url":"https://onchainagentintel.io/.well-known/x402.json","method":"GET","desc":"x402 v2 payment-discovery manifest — every paid endpoint's accepts[], pricing, networks, and Safe payTo (served on the api host and mirrored at the apex)."}],"paid_x402":[{"path":"/v1/intel/agent/{id}?chain={chain}","method":"GET","desc":"Full paid agent intelligence profile (x402)."},{"path":"/v1/intel/search","method":"POST","desc":"Ranked agent search across name/capabilities/chain (x402)."},{"path":"/v1/intel/trending","method":"GET","desc":"Trending agents by recent on-chain activity (x402)."},{"path":"/v1/intel/peers/{id}","method":"GET","desc":"Peer-similarity list for an agent (x402)."},{"path":"/v1/intel/market","method":"GET","desc":"Market map of capabilities and chain coverage (x402)."},{"path":"/v1/intel/delta","method":"GET","desc":"New / churned agents since a cursor (x402)."},{"path":"/v1/intel/graph","method":"GET","desc":"Full agent-to-agent payment graph (x402)."},{"path":"/v1/intel/subscribe","method":"POST","desc":"Flat-rate subscription covering every /v1/intel/* query (x402)."},{"path":"/v1/audit","method":"POST","desc":"Solidity smart-contract security audit (x402)."},{"path":"/v1/evaluate","method":"POST","desc":"ERC-8183 deliverable evaluation (x402)."}]}}