Abe MCP Server: Install & Setup

Install Abe in Claude Code

Claude Code

claude mcp add abe -e ABE_POLICY=... -- uvx abe-ai

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "abe": {
      "command": "uvx",
      "args": [
        "abe-ai"
      ],
      "env": {
        "ABE_POLICY": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the Abe MCP server do?

Free, local check before an AI agent acts: your rules return ACT, BLOCK or ESCALATE.

Is the Abe MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does Abe run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add Abe to Claude Code?

Run: claude mcp add abe -e ABE_POLICY=... -- uvx abe-ai

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