Go Doc MCP

See: https://github.com/mrjoshuak/godoc-mcp
It can be used to make an MCP server of go doc <package-name>
And can be added easily to Claude Code

For opencode, the mcp configuration is:

    "godoc-mcp": {
      "type": "local",
      "command": ["godoc-mcp"],
      "environment": {}
    }

For VS Code / copilot:

  "godoc": {
      "type": "stdio",
      "command": "godoc-mcp",
      "args": [],
    },