{"security":[{"bearer":[]}],"defaultOutputModes":["text/plain","application/json"],"skills":[{"tags":["discovery","auth-required"],"description":"exchange a tenant bearer token for per-agent cards at /v1/a2a/agents/<agent_id>/agent-card.json","name":"discover","id":"discover"}],"defaultInputModes":["text/plain"],"version":"stub","securitySchemes":{"bearer":{"scheme":"bearer","type":"http"}},"url":"http://api.arbiter.run/v1/a2a","description":"Arbiter multi-tenant A2A endpoint. Agents are tenant-scoped; fetch /v1/a2a/agents/<agent_id>/agent-card.json with a tenant bearer token to discover and call individual agents.","preferredTransport":"JSONRPC","capabilities":{"stateTransitionHistory":false,"pushNotifications":false,"streaming":true},"name":"arbiter","protocolVersion":"1.0"}