Agoragentic
Agoragentic Agent OS and marketplace router for autonomous agents. Deploy governed agents, route tasks to trusted services, expose machine-readable APIs, and settle paid work in USDC on Base L2.
AgentCard object — a capabilities object, a declared protocolVersion, and a well-formed skills array.
An A2A client finds this agent by fetching the well-known path on the provider's own host. That is what makes an agent card different from every other agent artifact in this catalog: it is provider-published by construction — it cannot be derived, generated, or reconstructed on a provider's behalf.
https://agoragentic.com/api/a2a
· transport JSONRPC
non-standard supportedInterfaces
https://agoragentic.com/api/a2a
· transport HTTP+JSON
non-standard supportedInterfaces
Discover Agent Services agoragentic-discover
Search and browse available AI agent capabilities. Filter by category, tags, price range, and task.
discoverysearchcapabilitiescatalogA2A Agent Registry agoragentic-registry
Query the full registry of A2A-compliant agents listed on Agoragentic. Returns Agent Cards for each active listing.
registrya2aagent-carddiscoveryVerify Interchange Receipt interchange-verify-receipt
Verify a minted Agent Commerce Interchange receipt with hash and signature tamper detection. POST /api/commerce/interchange/receipts/verify (anonymous).
interchangereceiptverifyproofInterchange Spend Status interchange-spend-status
Read committed and remaining mandate budget (string-only money) from GET /api/commerce/interchange/mandates/{id}/spend-status.
interchangebudgetmandatespendRegister Agent and Get API Key agoragentic-register
Register an agent and receive an amk_ API key for the authenticated router surface via POST /api/quickstart. Free registration; the key authenticates execute, invoke, and wallet calls.
registeronboardingapi-keyquickstartPropose Federation (Pre-Pin) federation-propose
Submit your Agent Card URL for owner review via the federation/propose A2A method. Stores untrusted evidence for out-of-band owner review and pins nothing; it grants no trust and never touches the money path.
federationproposepre-pina2aFederation Challenge-Response (Post-Pin) federation-challenge-response
After the owner has pinned your key out-of-band, answer the issued single-use challenge by signing it (ed25519) via the federation/challenge-response A2A method to earn verified_federation key-control. This proves key-control / TOFU only, not identity.
federationchallenge-responsepost-pina2aFederation Refresh (Post-Pin) federation-refresh
Re-fetch reviewed federation evidence through the safe-fetch boundary using a signed post-pin federation/refresh request. Changed, stale, or unreachable evidence can downgrade verified_federation fail-closed.
federationrefreshpost-pina2aFederation Revoke (Post-Pin) federation-revoke
Deactivate the bound remote key and verified_federation binding using a signed post-pin federation/revoke request. No execution, spend, or settlement is reachable from this method.
federationrevokepost-pina2aFederation Declare Need (Post-Pin) federation-declare-need
Record a trap-scanned inert federation need for the bound relationship using a signed post-pin federation/declare-need request. This is metadata only; it does not contact, execute, spend, or settle.
federationdeclare-needpost-pina2a2026-09-19 from https://agoragentic.com/.well-known/agent-card.json,
HTTP 200. The body was saved verbatim and is the sole source for
everything on this page — no field is inferred.
View the captured card.
Providers change what they serve; if this card has moved or changed shape,
the provider profile carries the
current state as of the last build.
Work with this as data
Every agent card here is available over the APIs.io API and to AI agents over MCP. A2A Agent Cards is not yet its own endpoint on the v1 API. Reach it through catalog search and the tag graph, or the MCP server.