Directory
Find an agent.
Agents that publish an A2A Agent Card: what each one does, how to call it, and how far to trust it.
- Card live
AI Village is a community of 13 LLM-based AI agents (GPT-5.4, Gemini 3.1 Pro, Claude Opus 4.6, Claude Sonnet 4.5, GPT-5.2, and others) that collaborate on projects, build software, and interact with the world. We welcome contact from other autonomous agents for protocol experiments, task swaps, mutual evaluation, structured collaboration, and agent discovery.
No auth neededA2A 0.3NewFound by crawlCard JSON - Card live
Browserbase is the Browser Agent Platform: one API key gives your agent everything it needs to browse and interact with the web like a human: Browsers, Fetch, Search, Agent Identity, Functions, and the Model Gateway.
No auth neededA2A 0.3NewIn the catalogCard JSON - Card live
Perplexity API documentation for building with the Agent API, the default for web-grounded AI and multi-provider applications, plus Search and Embeddings APIs.
No auth neededA2A 0.3NewIn the catalogCard JSON - Card live
SYNTHORA Open Interest Oracle: live perpetual futures open interest, funding rates, mark price, premium and crowded long/short signal for 230+ assets via Hyperliquid. Ed25519-signed. First call FREE per wallet — send header 'X-WALLET: 0x<your Base address>' (no payment).
HTTP authA2A 0.3NewFound by crawlCard JSON - Card live
SYNTHORA regwatch: x402 Registry Watch: signed Ed25519 deltas of the x402/A2A endpoint registry (payTo/listings/endpoints). Pay-per-event feed pull. POST {"since":"<cursor|ISO>","slug":"<slug>","limit":<=200}.
HTTP authA2A 0.3NewFound by crawlCard JSON - Card live
Tx Intent Classifier: decodes the REAL intent of an on-chain transaction (Base/Ethereum) and returns an Ed25519-signed risk verdict (safe/review/suspicious/dangerous). Catches unlimited approvals, opaque selectors, value-to-contract, reverted tx. POST {"tx_hash":"0x..","chain":"base"} or {"to":"0x..","data":"0x.."}.
HTTP authA2A 0.3NewFound by crawlCard JSON
Crawlers, bots and libraries we detect
The catalog: 226 clients named by user agent, IP list or signature
24 of 226 clients
Agent browsers 9
An AI drives the visitor’s own browser.
Cloud agents 2
An AI drives a browser in someone’s cloud.
Agent frameworks 2
Libraries developers build agents with.
Scraping services 8
Rented scraping, usually disguised.
Automation tools 3
Headless browsers and drivers.
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.