Lethe Engineering MCP Server: Install & Setup

Install Lethe Engineering in Claude Code

Claude Code

claude mcp add lethe-engineering -- uvx lethe-llm-context

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

{
  "mcpServers": {
    "lethe-engineering": {
      "command": "uvx",
      "args": [
        "lethe-llm-context"
      ]
    }
  }
}

Context GC for LLM agents: offload large tool outputs and recall them to save tokens.

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

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

Run: claude mcp add lethe-engineering -- uvx lethe-llm-context

heisee/LetsClarify

Human-in-the-Loop API: AI agents create forms, share URLs with humans, get JSON back.

letdraw/letdraw-mcp

Create, edit, share and export hand-drawn LetDraw diagrams, from code or a prompt.

Ravicha2/lit-review-council

Multi-agent literature review: research, peer review, and synthesize grounded reports.

mrhpython/lens-mcp

Outside-in validation gate for AI-generated text; a separate model checks LLM output, fail-closed.

equinoxaifinance-rgb/living-stack-community

Save your coding agent's exact next step and load it after a restart. Free MCP server, no account.

AIMento/lean-reader

Token-minimized URL-to-clean-text reader for LLMs, with a token-savings receipt.