GrayMatter
local MCP serverGrayMatter is a local MCP server: Persistent agent memory as a single Go binary: knowledge graph, TUI observability, zero infra.
What you need
- Runtime: See the repository.
- MCP client: Claude Code, Codex, Antigravity, Claude Desktop, Cursor or any other client that speaks MCP over stdio.
Summary
Persistent agent memory as a single Go binary: knowledge graph, TUI observability, zero infra.
GrayMatter vs similar servers
| Server | Stars | Type | API key | Runtime |
|---|---|---|---|---|
| GrayMatter | 474 | Local | No | — |
| ori-memory | 325 | Local | No | npm |
| Total Agent Memory | 72 | Local | No | pypi |
| IWE | 1,729 | Local | No | npm |
| mcp-neo4j-memory | 985 | Local | Yes | pypi |
Questions
No. The registry entry lists no keys or environment variables.
See the repository, plus an MCP client such as Claude Code, Codex, Claude Desktop or Cursor.
GrayMatter is a local MCP server.
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