Sequential Thinking (reference server)
AI and memoryA scratchpad tool for step-by-step reasoning
- Stars
- ★ 91.4k
- Licence
- Apache-2.0 / MIT (MCP licence transition)
- Updated
- MCP server
- Official

Simple knowledge-graph memory that persists between chats
From GitHub, fetched 19 Oct 2026. Stars are for the whole repository; the last-update date is for this folder.
Reference server that stores entities, relations and observations in a local JSON file, so an assistant can remember facts across sessions. A good starting point before moving to a heavier memory system.
| Runs as | Local |
|---|---|
| Type | MCP server |
| Maintained by | Official |
| Install | npx -y @modelcontextprotocol/server-memory |
Sources: github.com/modelcontextprotocol/servers/tree/main/src/memory, checked 19 Oct 2026. “Runs as” is from this listing. Blank means we haven't found it in official docs yet, not that it's unsupported.
A scratchpad tool for step-by-step reasoning
Time-aware knowledge-graph memory from Zep
Let one coding agent consult other models
Local Markdown notes that both you and the AI can edit
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