# Cathedral AI

**Canonical:** https://apis.io/providers/cathedral-ai-com/  
**Website:** https://cathedral-ai.com/  
**APIs profiled:** 1

Cathedral provides an identity layer for AI agents, enabling persistent memory across sessions, drift detection, tamper‑proof snapshots, and peer verification. It is open‑source, self‑hostable, and works with any model, offering developers a way to track agent identity and ensure continuity of AI interactions.

## Kin Score — 23.3 / 100 (emerging)

Scored 2026-11-06 under rubric 0.27.0.

| Facet | Score |
|---|---|
| Discoverability | 57.1 |
| Contract Quality | 51.5 |
| Contract Governance | 22.0 |
| Operational Transparency | 0.0 |
| Developer Ergonomics | 14.3 |
| Access Clarity | 0.0 |

Regulatory layer — **Horizontal (data, software, accessibility, platform)**: 10.0 (matched via fallback).

## Agent readiness — 22.2 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | no |
| Idempotency | no |
| Error Semantics | verified |
| OpenAPI Examples | no |
| Rate Limit Signal | no |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |
| Delegated Identity | no |
| Protected Resource Metadata | no |
| Dynamic Client Registration | no |
| Agentic Commerce | no |
| Pagination Ratio | na |
| Operation Distinctiveness | distinct |
| MCP Tool Quality | na |

## Access

Unknown — onboarding: unknown, pricing: unknown, trial: no (confidence: low).

## APIs (29)

- **Cathedral AI Activity API** — The Activity API from Cathedral AI — 1 operation(s) for activity.
- **Cathedral AI Anchor API** — The Anchor API from Cathedral AI — 1 operation(s) for anchor.
- **Cathedral AI BCH Anchors API** — The BCH Anchors API from Cathedral AI — 2 operation(s) for bch anchors.
- **Cathedral AI Beacon API** — The Beacon API from Cathedral AI — 3 operation(s) for beacon.
- **Cathedral AI Behaviour API** — The Behaviour API from Cathedral AI — 1 operation(s) for behaviour.
- **Cathedral AI Cathedral Memory Service API** — The Cathedral Memory Service API from Cathedral AI — 1 operation(s) for cathedral memory service.
- **Cathedral AI Conflicts API** — The Conflicts API from Cathedral AI — 2 operation(s) for conflicts.
- **Cathedral AI Donate API** — The Donate API from Cathedral AI — 1 operation(s) for donate.
- **Cathedral AI Drift API** — The Drift API from Cathedral AI — 2 operation(s) for drift.
- **Cathedral AI Goals API** — The Goals API from Cathedral AI — 2 operation(s) for goals.
- **Cathedral AI Health API** — The Health API from Cathedral AI — 1 operation(s) for health.
- **Cathedral AI Me API** — The Me API from Cathedral AI — 1 operation(s) for me.
- **Cathedral AI Memories API** — The Memories API from Cathedral AI — 5 operation(s) for memories.
- **Cathedral AI Obligations API** — The obligations API from Cathedral AI — 3 operation(s) for obligations.
- **Cathedral AI Provenance API** — The provenance API from Cathedral AI — 4 operation(s) for provenance.
- **Cathedral AI Recover API** — The Recover API from Cathedral AI — 1 operation(s) for recover.
- **Cathedral AI Register API** — The Register API from Cathedral AI — 1 operation(s) for register.
- **Cathedral AI Registrar API** — The registrar API from Cathedral AI — 6 operation(s) for registrar.
- **Cathedral AI Robots.txt API** — The Robots.txt API from Cathedral AI — 1 operation(s) for robots.txt.
- **Cathedral AI Sitemap.xml API** — The Sitemap.xml API from Cathedral AI — 1 operation(s) for sitemap.xml.
- **Cathedral AI Snapshot API** — The Snapshot API from Cathedral AI — 2 operation(s) for snapshot.
- **Cathedral AI Snapshots API** — The Snapshots API from Cathedral AI — 1 operation(s) for snapshots.
- **Cathedral AI Spaces API** — The Spaces API from Cathedral AI — 3 operation(s) for spaces.
- **Cathedral AI Subscribe API** — The Subscribe API from Cathedral AI — 1 operation(s) for subscribe.
- **Cathedral AI Succession API** — The succession API from Cathedral AI — 4 operation(s) for succession.
- **Cathedral AI Trust API** — The trust API from Cathedral AI — 1 operation(s) for trust.
- **Cathedral AI Verify API** — The Verify API from Cathedral AI — 2 operation(s) for verify.
- **Cathedral AI Wake API** — The Wake API from Cathedral AI — 1 operation(s) for wake.
- **Cathedral AI .well Known API** — The .well Known API from Cathedral AI — 1 operation(s) for .well known.

## Agentic access (1)

- **Cathedral Ai Com Agentic Access** — 65 operations · 28 acting

## Security (1)

- **Cathedral Ai Com Domain Security** — TLSv1.3

## Tags

Company, Artificial Intelligence, Identity, Agents, Open Source

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/cathedral-ai-com/). Scores are computed from the provider's own public artifacts under a published rubric.