# ctxstore.ai

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

ctxstore.ai, operated by PAAMT LLC, is persistent shared memory for AI agents delivered over the Model Context Protocol (MCP). It gives a person one memory they own that follows them across Claude, ChatGPT, Grok, Gemini, Cursor, Codex and any MCP app, connected through a Streamable HTTP MCP server at mcp.ctxstore.ai with bearer API key or OAuth 2.1 authentication. Solo use is free; collaboration is $19 a month per person.

## Kin Score — 58.1 / 100 (strong)

Scored 2026-11-13 under rubric 0.28.0.

| Facet | Score |
|---|---|
| Discoverability | 81.7 |
| Contract Quality | 59.6 |
| Contract Governance | 35.6 |
| Operational Transparency | 50.0 |
| Developer Ergonomics | 44.6 |
| Access Clarity | 66.0 |

Regulatory layer — **Horizontal (data, software, accessibility, platform)**: 34.3 (matched via fallback).

## Agent readiness — 51.0 (agent-ready)

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

## Access

Freemium · Self-serve signup — onboarding: self-serve, pricing: freemium, trial: no (confidence: high).

## APIs (10)

- **ctxstore.ai MCP Server** — Streamable HTTP Model Context Protocol server (serverInfo emily-context 1.0.0) exposing 33 memory tools (store_fact, get_fact, search_facts, load_context, watch_events, invite a...
- **ctxstore.ai Account API** — The Account API from ctxstore.ai — 5 operation(s) for account.
- **ctxstore.ai Admin API** — The Admin API from ctxstore.ai — 3 operation(s) for admin.
- **ctxstore.ai Context API** — The Context API from ctxstore.ai — 1 operation(s) for context.
- **ctxstore.ai Events API** — The Events API from ctxstore.ai — 1 operation(s) for events.
- **ctxstore.ai Facts API** — The Facts API from ctxstore.ai — 3 operation(s) for facts.
- **ctxstore.ai Openapi.json API** — The Openapi.json API from ctxstore.ai — 1 operation(s) for openapi.json.
- **ctxstore.ai Search API** — The Search API from ctxstore.ai — 1 operation(s) for search.
- **ctxstore.ai Stats API** — The Stats API from ctxstore.ai — 1 operation(s) for stats.
- **ctxstore.ai Users API** — The Users API from ctxstore.ai — 1 operation(s) for users.

## MCP servers (1)

- **ctxstore.ai MCP Server** — Official ctxstore.ai Streamable HTTP MCP server providing persistent shared memory for AI agents. initialize probed 2026-11-04 returned HTTP 200, protocolVersion 2025-06-18, ser...

## Agentic access (1)

- **ctxstore.ai Agentic Access** — 19 operations · 6 acting · 1 human-in-the-loop

## Security (2)

- **ctxstore.ai Authentication** — http/oauth2 · 3 schemes
- **ctxstore.ai Domain Security** — TLSv1.3 · HSTS · DMARC

## Plans (1)

- **ctxstore.ai Plans Pricing**

## Tags

Company, AI Agents, Memory, MCP, Context Management, Developer Tools

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