{"id":1516,"slug":"vouchspec-agent-skill-evidence","name":"VouchSpec Agent Skill Evidence","description":"Agent-only discovery for fresh, exact-commit Agent Skill validation. Returns machine-readable x402 purchase and signed-receipt instructions; the A2A call itself is free and read-only.","provider_name":"Plyrium","provider_url":"https://vouchspec.plyrium.com","card_url":"https://vouchspec.plyrium.com/.well-known/agent-card.json","endpoint_url":"https://vouchspec.plyrium.com/api/vouchspec/v1/a2a","homepage_url":"https://vouchspec.plyrium.com","documentation_url":"https://vouchspec.plyrium.com/vouchspec","protocol_version":"0.3.0","preferred_transport":"JSONRPC","skills":[{"id":"discover_vouchspec_validation","name":"Discover exact-commit Agent Skill validation","description":"Returns current request schema, x402 USDC payment instructions, delivery expectations, signed receipt verification, cache, sharing, and invalidation rules. It does not perform paid validation.","tags":["agent-skills","exact-commit","evidence","x402","usdc","base"]}],"skill_names":"Discover exact-commit Agent Skill validation discover_vouchspec_validation Returns current request schema, x402 USDC payment instructions, delivery expectations, signed receipt verification, cache, sharing, and invalidation rules. It does not perform paid validation. agent-skills exact-commit evidence x402 usdc base","capabilities":{"streaming":false,"pushNotifications":false,"stateTransitionHistory":false},"default_input_modes":["text/plain","application/json"],"default_output_modes":["text/plain","application/json"],"auth_schemes":null,"x402_supported":1,"price_hint_usd":null,"payto":null,"health":"ok","health_checked":1784162026,"latency_ms":197,"last_seen":1784151524,"last_success_at":1784162026,"confidence":0.6,"created_at":1784151524,"updated_at":1784151524,"conformance":"pass","down_since":null,"card_view_url":"https://agent-tools.cloud/api/v1/a2a/agents/vouchspec-agent-skill-evidence"}