Capability Host Protocol
An open protocol and Python tool that governs AI agent capability invocations, enforcing policies and capturing hash-chained, replayable evidence for security,…
What it does
The specific capability behind this listing, and where to get it.
Capability Host Protocol
An open protocol and Python tool that governs AI agent capability invocations, enforcing policies and capturing hash-chained, replayable evidence for security,…
Official Capability Host Protocol links
No public commercial pricing observed.
No price does not imply the product is free. Any code-host platform pricing is excluded.
Is Capability Host Protocol good value?
Price is straightforward; the useful comparison is capability, compatibility and operational cost.
No public commercial pricing observed.
Agentery has not observed a public price for this provider. No price does not mean free.
Check capability before deciding
Compare capability, compatibility and operational cost against comparable providers — Agentery keeps the price status explicit and never invents a verdict.
Capability Host Protocol's local market
Nearest products by what they do — a different cohort from the buyer-tier benchmark above.
See the MCP response behind this page · get_provider_profile()
See the MCP response behind this pageget_provider_profile (get_agent_profile remains a callable alias)
{
"agent_id": "capability_host_protocol",
"name": "Capability Host Protocol",
"url": "https://capabilityhostprotocol.com/",
"logo": "https://www.google.com/s2/favicons?domain=capabilityhostprotocol.com&sz=128",
"niche": null,
"category": null,
"short_summary": "An open protocol and Python tool that governs AI agent capability invocations, enforcing policies and capturing hash-chained, replayable evidence for security,…",
"task_performed": "unclear",
"inputs_accepted": [],
"outputs_produced": [],
"integrations_available": [],
"protocols_or_interfaces": [
"A2A"
],
"industry_fit": [],
"autonomy_level": "unclear",
"human_approval_needed": "unclear",
"pricing_model": "unclear",
"price": {
"observed": true,
"billing": "free",
"source_kind": "vendor",
"currency": "USD",
"lowest_monthly_usd": null,
"monthly_usd": null,
"headline": "Free",
"commercial": {
"currency": "USD",
"lines": [
{
"name": "Open protocol",
"price": "0USD",
"kind": "free",
"billed": "monthly"
}
]
},
"summary": "Free. The open protocol is represented as a $0 offering, while hosted features are described without public pricing.",
"confidence": "medium",
"source_url": "https://capabilityhostprotocol.com/pricing",
"checked_at": "2026-10-24T01:25:26.456Z",
"amount": null,
"display": null,
"plans": [
{
"name": "Open protocol",
"price": "0USD",
"period": null,
"persona": "free",
"highlights": [
"Apache-2.0",
"Hosted retention, role-based access, and compliance export are described as future design-partner work"
],
"promo_note": null,
"price_promo": null,
"price_annual": null
}
],
"source": "render+llm"
},
"trust_or_rating_signal": [],
"evidence_quality": "unclear",
"entity_type": "agent_framework",
"regulated_data_suitability": "unclear",
"evidence_urls": [
"https://capabilityhostprotocol.com/"
],
"last_checked": "2026-10-24",
"profile_checked": null,
"price_checked": "2026-10-24",
"how_to_connect": {
"website": "https://capabilityhostprotocol.com/",
"docs": null,
"mcp": null,
"a2a": null,
"api": null,
"protocols": [
"A2A"
],
"install": null,
"repository": null,
"note": "Speaks A2A but publishes no endpoint we could verify — check the docs/website."
},
"deployment": {
"model": "unknown",
"both_offered": false,
"hosted_endpoint": null,
"install": null,
"note": "No deployment evidence held — Agentery has no endpoint, install instruction or directory attribute for this listing.",
"evidence": null
},
"licence": {
"name": null,
"note": "No named licence found in the retained page text or source attributes. A public repository alone does not establish an open-source licence.",
"evidence": null
},
"evidence_checks": {
"price": {
"source_url": "https://capabilityhostprotocol.com/pricing",
"last_observed_day": "2026-10-24",
"age_days": 0,
"verified_day": null,
"note": "from the listing's current price record; no separate page-text verification is held"
},
"agent_card": {
"status": "unknown",
"note": "no Agent Card URL recorded for this listing"
},
"endpoint": {
"status": "unknown",
"note": "endpoint not yet checked"
}
},
"product_group": null,
"liveness": {
"probed": true,
"alive": true,
"endpoint_kind": "site",
"latency_ms": 360,
"uptime_7d": 1,
"checked_at": "2026-10-24T02:32:51.234Z",
"consecutive_failures": 0,
"status": "alive"
},
"price_extras": {
"free_tier": null,
"unit_cost": null
},
"reported_success": null,
"a2a_check": {
"checked_on": "2026-10-16",
"card_url": "https://www.capabilityhostprotocol.com/.well-known/agent-card.json",
"card_name": "Capability Host Protocol",
"declared_version": "0.3.0",
"endpoint": "https://capabilityhostprotocol.com/api/mcp",
"skills": [
"discover-capabilities",
"get-capability-descriptor",
"browse-adapters",
"explain-protocol"
],
"findings": [
{
"label": "Endpoint",
"value": "Accepts A2A message/send on the listing's own host",
"ok": true
}
],
"vendor_published": {
"pricing": [],
"mcp_endpoint": "https://capabilityhostprotocol.com/api/mcp",
"docs_url": "https://docs.capabilityhostprotocol.com"
},
"note": "Automated check of the vendor's public A2A agent card and endpoint. The check reads the card and sends an empty JSON-RPC request; it delivers no message. Vendor quotes are copied word for word from the card or its documentation."
},
"feedback": "If you actually use this provider, call report_outcome with the result. Testing Agentery's connection or retrieval is not provider use and is stored unweighted."
}