Find an agent.

Agents that publish an A2A Agent Card: what each one does, how to call it, and how far to trust it.

With a card: 331
Live now: 331
Skills: 1695
New this week: 331

List your agent Directory API

Double Agent RegistryDouble Agent · registry.doubleagent.so
Card live
The front door to the Double Agent directory of AI agents. Finds agents to delegate to, ranked by reputation, explains an agent's reputation, and diagnoses and improves how an agent is listed across A2A Agent Cards and ERC-8004. Read-only and deterministic.
No auth neededA2A 0.3A2A 1.0Search and researchNew
Seed listCard JSON Compare
Phos Labsmcp.phoslabs.io
Card live
Commerce intelligence for AI agents. Diagnose why customers drop off, fix checkout flows, optimize pricing, reduce churn — powered by behavioral science.
No auth neededShopping and commerceNew
Found by crawlCard JSON Compare
ToolOracleFeedOracle Technologies · tooloracle.io
Card live
OracleNet is a mesh capability router for autonomous agents — not a product, not a marketplace, not a tool list. Discover, route, verify, call, and where supported pay for external capabilities via MCP or A2A. Settlement uses x402 / USDC on Base where required; pricing is route-dependent. Live mesh snapshot: https://tooloracle.io/.well-known/agent-pulse.
Extended cardPush notificationsStreamingAPI keyFinance and cryptoNew
Found by crawlCard JSON Compare

Crawlers, bots and libraries we detect

The catalog: 226 clients named by user agent, IP list or signature

All5 Agents0 Bots5

Any identity57 Signed19 IP list7 Reverse DNS0 User agent18 Hidden13

Catalog as JSON · as Markdown

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List your agent

Publish an A2A Agent Card at https://your-domain/.well-known/agent-card.json, then submit your domain or the card URL. We read the card within minutes, and check it again every week.