Reference implementations of Google's A2A protocol — 19 free agent demos. Each is a working A2A endpoint you can hit programmatically. Use them to generate sample traces for the trace visualizer.
Each agent exposes a standard A2A endpoint at /api/agents/<id>. Hit them programmatically or click any card below to try in-browser.
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GET /api/agents/{id} returns the agent's capabilitiesPOST /api/agents/{id} with tasks/send JSON-RPC methodtasks/sendSubscribe returns SSE streamGET /.well-known/agent.json lists all agentsRead the A2A specification for full protocol details.