{"id":499140,"name":"Capability Host Protocol","description":"CHP is the governed execution layer for the agentic web. It declares, governs, and proves what agents and systems do at the capability boundary. Discover capabilities here; invoke them via the MCP endpoint; every action is governed before it runs and becomes replayable, tamper-evident evidence.","card_url":"https://capabilityhostprotocol.com/.well-known/agent-card.json","endpoint":"https://capabilityhostprotocol.com/api/mcp","protocol_version":"0.3.0","first_seen":"2026-10-28T15:28:59.967329+00:00","last_verified":"2026-10-28T15:28:59.967329+00:00","card":{"url":"https://capabilityhostprotocol.com/api/mcp","name":"Capability Host Protocol","x-chp":{"note":"Web Bot Auth answers who an agent is; CHP answers what it did, whether it was allowed, and proves it.","role":"evidence-layer","categories":[{"id":"agents","label":"Agent operations","adapters":8},{"id":"ai","label":"AI & inference","adapters":12},{"id":"cloud","label":"Cloud","adapters":7},{"id":"code","label":"Code & DevOps","adapters":4},{"id":"data","label":"Data & knowledge","adapters":11},{"id":"filesystem","label":"Files & storage","adapters":3},{"id":"infra","label":"Infrastructure","adapters":10},{"id":"messaging","label":"Messaging","adapters":6},{"id":"network","label":"Network & APIs","adapters":6},{"id":"platform","label":"Platform","adapters":17}],"mcpServerCard":"https://capabilityhostprotocol.com/.well-known/mcp/server-card.json","capabilitiesTxt":"https://capabilityhostprotocol.com/capabilities.txt","capabilitiesManifest":"https://capabilityhostprotocol.com/.well-known/capabilities.json"},"skills":[{"id":"discover-capabilities","name":"Discover capabilities","tags":["discovery","capabilities","chp"],"examples":["What capabilities can CHP host?","List the AI & inference capabilities."],"description":"List the named, versioned, evidence-wrapped capabilities the open CHP adapter ecosystem declares, by category."},{"id":"get-capability-descriptor","name":"Get a capability descriptor","tags":["capabilities","descriptor","governance"],"examples":["Describe chp.adapters.github.create_issue."],"description":"Resolve a capability id to its CapabilityDescriptor — identity, version, policy, and whether it emits provable evidence."},{"id":"browse-adapters","name":"Browse adapters","tags":["adapters","ecosystem"],"examples":["What adapters cover code and DevOps?"],"description":"Browse the open adapter ecosystem that turns provider actions into governed CHP capabilities."},{"id":"explain-protocol","name":"Explain the protocol","tags":["spec","docs","evidence"],"examples":["How does CHP make evidence tamper-evident?"],"description":"Answer questions about the CHP spec, schemas, evidence model, and conformance."}],"iconUrl":"https://capabilityhostprotocol.com/icon.svg","version":"0.8.0","provider":{"url":"https://capabilityhostprotocol.com","organization":"Capability Host Protocol"},"description":"CHP is the governed execution layer for the agentic web. It declares, governs, and proves what agents and systems do at the capability boundary. Discover capabilities here; invoke them via the MCP endpoint; every action is governed before it runs and becomes replayable, tamper-evident evidence.","capabilities":{"streaming":false,"pushNotifications":false,"stateTransitionHistory":true},"protocolVersion":"0.3.0","documentationUrl":"https://docs.capabilityhostprotocol.com","defaultInputModes":["application/json","text/plain"],"defaultOutputModes":["application/json","text/markdown"],"preferredTransport":"JSONRPC","additionalInterfaces":[{"url":"https://capabilityhostprotocol.com/api/mcp","transport":"MCP"},{"url":"https://capabilityhostprotocol.com/.well-known/capabilities.json","transport":"capabilities.txt"}]},"status":"verified","publisher_domain":"capabilityhostprotocol.com","signature_status":"unsigned","signature_detail":"No card signature supplied","signature_key_url":null,"signature_checked_at":"2026-10-28T15:28:59.967329+00:00","domain_claimed_at":null,"domain_proof_checked_at":null,"source_name":"Publisher Agent Card","source_url":"https://capabilityhostprotocol.com/.well-known/agent-card.json","last_check":{"checked_at":"2026-10-28T15:28:59.967329+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},"also_published_at":[{"card_url":"https://www.capabilityhostprotocol.com/.well-known/agent-card.json"}],"history_urls":["https://capabilityhostprotocol.com/.well-known/agent-card.json"],"skills":[{"skill_id":"browse-adapters","name":"Browse adapters","description":"Browse the open adapter ecosystem that turns provider actions into governed CHP capabilities.","tags":["adapters","ecosystem"],"quality_warning":false},{"skill_id":"discover-capabilities","name":"Discover capabilities","description":"List the named, versioned, evidence-wrapped capabilities the open CHP adapter ecosystem declares, by category.","tags":["discovery","capabilities","chp"],"quality_warning":false},{"skill_id":"explain-protocol","name":"Explain the protocol","description":"Answer questions about the CHP spec, schemas, evidence model, and conformance.","tags":["spec","docs","evidence"],"quality_warning":false},{"skill_id":"get-capability-descriptor","name":"Get a capability descriptor","description":"Resolve a capability id to its CapabilityDescriptor — identity, version, policy, and whether it emits provable evidence.","tags":["capabilities","descriptor","governance"],"quality_warning":false}],"quality_flags":[],"check_history":{"checks":1,"passed":1},"recent_checks":[{"card_url":"https://capabilityhostprotocol.com/.well-known/agent-card.json","checked_at":"2026-10-28T15:28:59.967329+00:00","success":true,"http_status":200,"detail":"Agent Card validated"}],"endpoint_tls_check":{"checked_at":"2026-10-28T15:28:59.967329+00:00","success":true,"detail":"Valid TLS connection to advertised endpoint host; no A2A request sent"},"protocol_check":{"checked_at":"2026-10-28T15:28:59.967329+00:00","endpoint":"https://capabilityhostprotocol.com/api/mcp","protocol_binding":"JSONRPC","protocol_version":"0.3.0","state":"unconfirmed","http_status":308,"detail":"Endpoint redirected; redirect was not followed","request_diagnostics":{"requests":[{"path":"/api/mcp","allow":[],"method":"POST","status":308,"version_header":"0.3","protocol_method":"tasks/get","redirect_followed":false}],"capture_version":1}},"declared_primary_endpoint":"https://capabilityhostprotocol.com/api/mcp","selected_connection_interface":{"url":"https://capabilityhostprotocol.com/api/mcp","protocolBinding":"JSONRPC","protocolVersion":"0.3.0"},"protocol_interface_checks":[{"endpoint":"https://capabilityhostprotocol.com/api/mcp","protocol_binding":"JSONRPC","protocol_version":"0.3.0","selected":true,"state":"unconfirmed","checked_at":"2026-10-28T15:28:59.967329+00:00","http_status":308,"detail":"Endpoint redirected; redirect was not followed","binding_recorded":true}],"connection_selection_note":"The selected connection uses an address advertised in the publisher card. Read-only observations do not establish task quality or safety.","x402_price_check":null,"events":[],"relationships":[],"verification":{"agent_card_url":"https://capabilityhostprotocol.com/.well-known/agent-card.json","last_successful_card_check":"2026-10-28T15:28:59.967329+00:00","latest_card_check":{"checked_at":"2026-10-28T15:28:59.967329+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},"signature_status":"unsigned","signature_checked_at":"2026-10-28T15:28:59.967329+00:00","task_endpoint_tested":true,"task_execution_tested":false,"endpoint_tls_checked_at":"2026-10-28T15:28:59.967329+00:00","endpoint_tls_reachable":true,"protocol_check_state":"unconfirmed","protocol_checked_at":"2026-10-28T15:28:59.967329+00:00","provider_identity_verified":false,"domain_claimed_at":null,"domain_proof_checked_at":null},"synthetic_capability_tests":{"agent_id":499140,"status":"not_tested","reason_code":"not_yet_tested","consent_status":"not_confirmed","latest_observation_status":null,"last_checked_at":null,"fixture_version":"1","reference_demonstration":false,"scope":"A publisher-authorized synthetic test of a dedicated free test endpoint. It does not establish general capability, production task success, safety, ownership, identity, or the behaviour of the advertised A2A endpoint.","methodology_url":"https://localmark.ai/capability-tests","history":[]},"repair_links":{"agent_repair_url":"https://localmark.ai/agents/499140/repair","publisher_report_url":"https://localmark.ai/publishers/capabilityhostprotocol.com/repair","diagnostics_json_url":"https://localmark.ai/publishers/capabilityhostprotocol.com/repair/diagnostics.json","diagnostics_csv_url":"https://localmark.ai/publishers/capabilityhostprotocol.com/repair/diagnostics.csv"},"_localmark":{"contribution":{"optional":true,"directory_access":"free","operator_authorization_required":true,"affects_rankings":false,"message":"LocalMark is free. Optional contributions help fund ongoing checks.","support_url":"https://localmark.ai/support","metadata_url":"https://localmark.ai/api/v1/support/contributions"}}}