yshngg/pmcp

Overview

A Prometheus Model Context Protocol server written in Go. It exposes Prometheus metric metadata through the Model Context Protocol for querying by compatible clients.

Best for

Best for
Developers needing to expose Prometheus metric metadata via the Model Context Protocol

Use cases

• Expose Prometheus metric descriptions and labels via MCP
• Integrate Prometheus observability with MCP-based toolchains
• Query metric context from Prometheus instances over MCP

How to use

Install

go install github.com/yshngg/prometheus-mcp-server@latest

Tools exposed

• instant_query
• range_query
• find_series_by_labels
• list_label_names
• list_label_values
• target_metadata_query
• metric_metadata_query
• target_discovery
• alert_query
• rule_query
• alertmanager_discovery
• tsdb_snapshot
• delete_series
• clean_tombstones
• health_check
• readiness_check
• reload
• quit
• all-available-metrics

Tested with

Claude Desktop

Example client config

{\n  "mcpServers": {\n    "prometheus": {\n      "command": "prometheus-mcp-server",\n      "args": ["--prom-addr", "http://localhost:9090"]\n    }\n  }\n}

Notes

A Prometheus Model Context Protocol server written in Go. It exposes Prometheus metric metadata through the Model Context Protocol for querying by compatible clients.

3 stars on GitHub. Last updated 2026-05-29. Licensed Apache-2.0.

Use cases

• Expose Prometheus metric descriptions and labels via MCP
• Integrate Prometheus observability with MCP-based toolchains
• Query metric context from Prometheus instances over MCP

Pros

• Lightweight Go binary with low resource overhead
• Single-purpose implementation focused on Prometheus MCP
• Easy to containerize and deploy alongside Prometheus

Cons

• Very early stage with only 3 GitHub stars
• Limited documentation and community support
• Narrow protocol scope may limit integration options

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