# Ctxstore (ctxstore.ai)

Stores one persistent memory for your AI assistant and serves it to Claude, ChatGPT and Cursor over MCP.

- Atlas card: https://inite.ai/en/atlas/ctxstore.ai
- Site: https://ctxstore.ai
- For: people whose AI assistants should remember them across Claude, ChatGPT, Cursor and other tools
- Categories: agents
- Use 0/100 · alive 100/100

## Used for

- carry reminders and appointments between Claude and ChatGPT
- share assistant memory with invited collaborators
- export, move, or delete what an assistant remembers

## Price

- from 19 USD/user-month (read 2026-10-27 on https://ctxstore.ai/pricing)

## For developers

- MCP server: ai.ctxstore/ctxstore-mcp (namespace; open on 2026-10-27, 33 tools)
- Read 2026-10-27

## MCP server, measured daily

Server: https://mcp.ctxstore.ai/mcp, checked every day since 2026-10-27 (1 checks).

- Answered: measuring, 1 daily checks so far
- Median first answer: 339 ms
- Sign-in: none
- Context its tool definitions take: about 8645 tokens (33 tools)
- Tool definitions: A, 99/100
- Failing "params_described": 1 of 33 tools
- Warning "open_writes": delete_fact
- Method: https://inite.ai/en/atlas/mcp/report

## Your data

- Certifications stated: none
- Training on your data: no (https://ctxstore.ai/privacy-policy)
- Read 2026-10-27

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Source: INITE Atlas, https://inite.ai/en/atlas/ctxstore.ai. JSON: https://inite.ai/api/atlas/ctxstore.ai. MCP: https://inite.ai/api/mcp (atlas_lookup).