Cross-tool memory for your AI that recalls first every turn and admits when it doesn't know.
Cross-tool memory for your AI that recalls first every turn and admits when it doesn't know.
One memory across Claude Code, Claude Desktop, claude.ai, Cursor, ChatGPT, Perplexity, Gemini CLI, OpenClaw, and Hermes. Recalls first every turn — and is honest enough to say "I don't know" instead of making things up.
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Check the linked publisher documentation and your connected client's tool list. Names and availability can vary with the server version and account permissions.
| Tool | What it does |
|---|---|
| memory_recall | read |
| recall_gated | read |
| recall_verified | read |
| search | read |
| fetch | read |
| playbook_recall | read |
| memory_write | write |
| memory_feedback | write |
| playbook_write | write |
| Variable | Description | Required |
|---|---|---|
| ULTRAMEMORY_API_KEY | Credential the server authenticates with. | Yes |
Store entities, relations and observations in a local knowledge graph with the reference Memory MCP server.
A structured scratchpad for hard problems — stepwise reasoning with revisions, branches and visible logic.
Persistent memory for AI agents: add, search, update, and delete long-term memories.
Send tasks and notifications to people's phones. Answers build a queryable knowledge base.
FastMCP server exposing Joplin notes, notebooks, tags, and imports.
A Model Context Protocol (MCP) server for Ragdoll AI knowledge base queries.