Attestor MCP Server

Name: Attestor MCP Server
Author: io.github.bolnet

io.github.bolnet/attestor

Repository Registry

What is the Attestor MCP server?

Self-hosted memory for agent teams. Bi-temporal replay, deterministic retrieval, audit log.

How to install Attestor

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

Environment / auth

ATTESTOR_PATH
Directory containing attestor's config.toml. Defaults to ~/.attestor.
ATTESTOR_DISABLE_LOCAL_EMBED
Set to 1 to skip the local Ollama embedder probe (e.g., on hosts without Ollama). Defaults to unset (Ollama is the default embedder).
OPENAI_API_KEY
secret
OpenAI API key (used for the OpenAI text-embedding-3-large fallback embedder when Ollama is unavailable).
OPENROUTER_API_KEY
secret
OpenRouter API key (used for the federated LLM extraction / consolidation paths and for the LongMemEval benchmark runner).

Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "attestor": {
      "command": "python",
      "args": [
        "attestor",
        "mcp"
      ],
      "env": {
        "ATTESTOR_PATH": "<YOUR_ATTESTOR_PATH>",
        "ATTESTOR_DISABLE_LOCAL_EMBED": "<YOUR_ATTESTOR_DISABLE_LOCAL_EMBED>",
        "OPENAI_API_KEY": "<YOUR_OPENAI_API_KEY>",
        "OPENROUTER_API_KEY": "<YOUR_OPENROUTER_API_KEY>"
      }
    }
  }
}

Cursor

~/.cursor/mcp.json

{
  "mcpServers": {
    "attestor": {
      "command": "python",
      "args": [
        "attestor",
        "mcp"
      ],
      "env": {
        "ATTESTOR_PATH": "<YOUR_ATTESTOR_PATH>",
        "ATTESTOR_DISABLE_LOCAL_EMBED": "<YOUR_ATTESTOR_DISABLE_LOCAL_EMBED>",
        "OPENAI_API_KEY": "<YOUR_OPENAI_API_KEY>",
        "OPENROUTER_API_KEY": "<YOUR_OPENROUTER_API_KEY>"
      }
    }
  }
}

Windsurf

~/.codeium/windsurf/mcp_config.json

{
  "mcpServers": {
    "attestor": {
      "command": "python",
      "args": [
        "attestor",
        "mcp"
      ],
      "env": {
        "ATTESTOR_PATH": "<YOUR_ATTESTOR_PATH>",
        "ATTESTOR_DISABLE_LOCAL_EMBED": "<YOUR_ATTESTOR_DISABLE_LOCAL_EMBED>",
        "OPENAI_API_KEY": "<YOUR_OPENAI_API_KEY>",
        "OPENROUTER_API_KEY": "<YOUR_OPENROUTER_API_KEY>"
      }
    }
  }
}

VS Code

.vscode/mcp.json

{
  "servers": {
    "attestor": {
      "type": "stdio",
      "command": "python",
      "args": [
        "attestor",
        "mcp"
      ],
      "env": {
        "ATTESTOR_PATH": "<YOUR_ATTESTOR_PATH>",
        "ATTESTOR_DISABLE_LOCAL_EMBED": "<YOUR_ATTESTOR_DISABLE_LOCAL_EMBED>",
        "OPENAI_API_KEY": "<YOUR_OPENAI_API_KEY>",
        "OPENROUTER_API_KEY": "<YOUR_OPENROUTER_API_KEY>"
      }
    }
  }
}

Claude Code

claude mcp add attestor --env ATTESTOR_PATH=<YOUR_ATTESTOR_PATH> --env ATTESTOR_DISABLE_LOCAL_EMBED=<YOUR_ATTESTOR_DISABLE_LOCAL_EMBED> --env OPENAI_API_KEY=<YOUR_OPENAI_API_KEY> --env OPENROUTER_API_KEY=<YOUR_OPENROUTER_API_KEY> -- python attestor mcp

Related MCP servers

io.github.bolnet/memwright

Maintained

Embedded memory for AI agents with SQLite, pgvector, and Neo4j graph search.

Python

MIT

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