mcpdoc (LangChain)

Serves llms.txt documentation files you choose to your coding agent, so it reads the real docs. The maker archived the repo.

📚 Up-to-date docs for coding1,031Updated 2026-08-20By langchain-aiLicense: MITAuth: NoneGitHub ↗

Found viaWebPyPI: mcpdoc GitHubGitHub: langchain-ai/mcpdoc (★ 1031 on 2026-10-15)

Test results

No full client pass yet

Claude CodeFailed2026-10-15 · connected, agent task (no successful call to this server's tools; answer missing ['5173']; no tool result containing ['5173'])

CursorFailed2026-10-15 · connected, tools visible, agent task (no successful call to this server's tools; answer missing ['5173']; no tool result containing ['5173'])

Claude DesktopNot tested yet—

ChatGPT (Codex)Not tested yet—

Full result per app: Does it work with Claude Code? · Does it work with Cursor?

Protocol: failed · 2026-10-15 · server exited code 1

🧪 Test-box note: Published uvx snippet fails to start on Oct 15, 2026 (dependency break, see results/protocol). Tested as published; no pinning.

Install

claude mcp add mcpdoc -- uvx --from mcpdoc mcpdoc --urls Vite:https://vite.dev/llms.txt --transport stdio

Run in your terminal. This exact command is what our harness runs in Claude Code; see the results above.

{
  "mcpServers": {
    "mcpdoc": {
      "command": "uvx",
      "args": [
        "--from",
        "mcpdoc",
        "mcpdoc",
        "--urls",
        "Vite:https://vite.dev/llms.txt",
        "--transport",
        "stdio"
      ]
    }
  }
}

Save as .cursor/mcp.json. This exact config is what our harness runs in Cursor; see the results above.

{
  "mcpServers": {
    "mcpdoc": {
      "command": "uvx",
      "args": [
        "--from",
        "mcpdoc",
        "mcpdoc",
        "--urls",
        "Vite:https://vite.dev/llms.txt",
        "--transport",
        "stdio"
      ]
    }
  }
}

Add to claude_desktop_config.json and restart Claude Desktop. Tested on the Linux beta; see the results above.

[mcp_servers.mcpdoc]
command = "uvx"
args = ["--from", "mcpdoc", "mcpdoc", "--urls", "Vite:https://vite.dev/llms.txt", "--transport", "stdio"]

Add to ~/.codex/config.toml (shared by the ChatGPT (Codex) CLI and the ChatGPT desktop app; Codex runs inside the ChatGPT desktop app). Tested with the ChatGPT (Codex) CLI bundled in the ChatGPT desktop app; see the results above.

Not connecting? Troubleshooting: Claude Code · Cursor · Claude Desktop · ChatGPT (Codex)

Test history

Date	Check	Result	Version
2026-10-15	Protocol (direct stdio)	Protocol: failed
2026-10-15	Claude Code	Failed connected, agent task (no successful call to this server's tools; answer missing ['5173']; no tool result containing ['5173'])	2.1.296 (Claude Code)
2026-10-15	Cursor	Failed connected, tools visible, agent task (no successful call to this server's tools; answer missing ['5173']; no tool result containing ['5173'])	2026.10.14-941492e