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Logfire (uvx) MCP Server

Community

Contributed by Pydantic

Connect to Pydantic Logfire observability data. Query traces, metrics, and exceptions, run arbitrary SQL against your project, and inspect OpenTelemetry telemetry from your applications.

Install with McpMuxSource CodeDocs

About the Logfire (uvx) MCP Server

The Logfire (uvx) MCP server is a local (stdio) Model Context Protocol server available in the McpMux registry. Connect to Pydantic Logfire observability data. Query traces, metrics, and exceptions, run arbitrary SQL against your project, and inspect OpenTelemetry telemetry from your applications. This is a community-contributed MCP server by Pydantic.

Install the Logfire (uvx) MCP server with one click using McpMux. It works with Cursor, Claude Desktop, Claude Code, VS Code, ChatGPT, Windsurf, JetBrains, and any MCP-compatible AI client. This server requires an API key — McpMux securely stores your credentials with AES-256-GCM encryption.

Transport Configuration

Transport Configuration
{
  "type": "stdio",
  "command": "uvx",
  "args": [
    "logfire-mcp@latest"
  ],
  "env": {
    "LOGFIRE_READ_TOKEN": "${input:LOGFIRE_READ_TOKEN}"
  },
  "metadata": {
    "inputs": [
      {
        "id": "LOGFIRE_READ_TOKEN",
        "label": "Logfire Read Token",
        "description": "A Logfire read token scoped to the project whose telemetry you want to query. Create one under your Logfire project's Settings > Read Tokens.",
        "type": "text",
        "required": true,
        "secret": true,
        "placeholder": "pylf_v1_****************************",
        "obtain": {
          "url": "https://logfire.pydantic.dev/",
          "instructions": "1. Open your project in Logfire\n2. Go to Settings > Read Tokens\n3. Click 'Create read token'\n4. Copy the generated token (starts with pylf_v1_)",
          "button_label": "Create Read Token"
        }
      }
    ]
  }
}
Details
TransportLocal (stdio)
Hostinglocal
AuthAPI Key
Capabilities
Tools

Categories

Monitoring

Tags

logfirepydanticobservabilitymonitoringtracingopentelemetrymetrics

Links

RepositoryHomepageDocumentation

Supported AI Clients

The Logfire (uvx) MCP server works with all MCP-compatible AI clients through McpMux:

CursorClaude DesktopClaude CodeVS CodeChatGPTWindsurfJetBrainsZedClineGemini CLIAmazon Q

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Install Logfire (uvx) with McpMux

One-click install from the McpMux desktop app. Auto-configures for Cursor, Claude, VS Code, ChatGPT, Windsurf, JetBrains, and any MCP-compatible client.

Install