Log Analyzer MCP Server

Log Analyzer MCP

🔍 Stop copy-pasting logs into AI. Let Claude read them directly.

An MCP server for AI-powered log analysis. Parse, search, and debug log files across 9+ formats — right from Claude Code.

📊 At a Glance

🎬 Demo

Analyzing logs with 14 specialized tools

🤔 Why?

✨ Features

• Auto-Detection — Identifies format from 9+ common log types
• Smart Search — Pattern matching with context, regex, and time filtering
• Error Extraction — Groups similar errors, captures stack traces
• Natural Language — Ask questions like "what errors happened today?"
• Sensitive Data Scan — Detect PII, credentials, and secrets
• Multi-File Analysis — Correlate events across distributed systems
• Streaming — Handles 1GB+ files without memory issues

🚀 Quick Start

# Install (adds to Claude Code automatically)
uvx codesdevs-log-analyzer install

Then in Claude Code:

Analyze /var/log/app.log and tell me what's causing the errors

📦 Installation

One-liner (Recommended)

uvx codesdevs-log-analyzer install

Manual

# pip
pip install codesdevs-log-analyzer

# uv
uv tool install codesdevs-log-analyzer

Add to ~/.claude/settings.json:

{
  "mcpServers": {
    "log-analyzer": {
      "command": "uvx",
      "args": ["codesdevs-log-analyzer"]
    }
  }
}

📋 Supported Formats

⚡ Performance

🛠️ Available Tools

💡 Examples

Find errors:

Extract all errors from /var/log/app.log, group similar ones

Search with context:

Search for "timeout" in app.log with 5 lines of context

Correlate events:

What happened 60 seconds before each OutOfMemoryError?

Scan for secrets:

Check /var/log/app.log for accidentally logged credentials

🔧 Development

git clone https://github.com/Fato07/log-analyzer-mcp
cd log-analyzer-mcp
uv sync
uv run pytest -v --cov

📈 Star History

📄 License

MIT License - see LICENSE for details.

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