Log File Analyzer

Identify AI/LLM bot traffic in your access logs

1. Upload File
2. Map Columns
3. Process & Results

Upload Log File

Supports CSV, JSON, TXT, or Apache/nginx logs. Free limit: 1.5 GB, Supporter limit: 3.5 GB.

You are on the Free plan (1.5 GB per upload). Split larger logs or upgrade if needed.

Processing Time Guide

  • Files <100MB: Process instantly (10-30 seconds)
  • Files 100MB-1GB: Progress bar shown (1-3 minutes)
  • Files 1GB-5GB: Background processing (3-15 minutes)
  • For best performance, use CSV format with headers

File Format

Supported Formats

  • CSV (with headers)
  • JSON/JSON Lines
  • Apache/nginx combined format
  • Cloudflare logs

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How to Use Log File Analyzer

What it does:

Analyzes web server access logs to identify AI bot traffic and LLM referrals.

  • AI bot traffic (GPTBot, ClaudeBot, Perplexity, etc.)
  • LLM referrals (traffic FROM ChatGPT, Claude, etc.)
  • Crawl patterns, session depth, and navigation flows

Step-by-step:

  1. Upload your log file (CSV, JSON, or Apache/nginx format)
  2. Preview and map columns to ensure correct field detection
  3. Click "Start Analysis" - large files process in background
  4. View results and download detailed report

Supported Formats:

  • CSV (with headers)
  • JSON/JSON Lines
  • Apache/nginx combined format
  • Cloudflare logs

Processing Times:

  • Files <100MB: 10-30 seconds (instant)
  • Files 100MB-1GB: 1-3 minutes (with progress bar)
  • Files >1GB: 3-15 minutes (background processing)