incu6us/loki-mcp-server

Overview

An MCP server that queries Grafana Loki directly. It supports discovering labels, values, series, and running LogQL queries without requiring a Grafana instance.

Best for

Best for
Developers using MCP-based AI tools who need direct, code-driven access to Loki logs

Use cases

• Explore Loki labels and values during incident investigation
• Run LogQL queries programmatically from an MCP client
• Integrate Loki log data into an AI assistant's context for debugging

How to use

Install

go install github.com/incu6us/loki-mcp-server/cmd/loki-mcp-server@latest

Tools exposed

• query_range
• query
• labels
• label_values
• series

Tested with

Claude Code, Claude Desktop

Example client config

{\n  "mcpServers": {\n    "loki-mcp-server": {\n      "type": "stdio",\n      "command": "/path/to/loki-mcp-server",\n      "args": [],\n      "env": {\n        "LOKI_URL": "http://loki:3100",\n        "LOKI_USERNAME": "admin",\n        "LOKI_PASSWORD": "secret"\n      }\n    }\n  }\n}

Notes

An MCP server that queries Grafana Loki directly. It supports discovering labels, values, series, and running LogQL queries without requiring a Grafana instance.

3 stars on GitHub. Last updated 2026-03-25. Licensed MIT.

Use cases

• Explore Loki labels and values during incident investigation
• Run LogQL queries programmatically from an MCP client
• Integrate Loki log data into an AI assistant’s context for debugging

Pros

• Works without Grafana, reducing external dependencies
• Written in Go for efficient execution
• Follows the MCP standard for easy integration with compatible clients

Cons

• Low star count (3) indicates early-stage or limited adoption
• Requires an MCP-enabled client, narrowing the audience
• No built-in visualization; results are text-only

Indexed from awesome-mcp-servers-punkpeye and enriched against its public facts.