Stop guessing.

AI-powered error analysis. Paste a traceback, get root cause + fix in seconds.
Four tiers of intelligence — from instant regex to Claude Sonnet.

Live Demo

Paste any Python traceback. Watch the AI cascade kick in.

Analysis will appear here...

Why Rail Debug?

Built for developers who hate debugging.

🔍

Quad-Tier Sentinel

Regex → Grok Fast → Claude Haiku → Claude Sonnet. Escalates automatically.

🔗

Git Blame Context

Know who changed the broken line and when.

📦

Multi-Repo Mode

Scan your entire codebase portfolio at once.

🧩

VS Code Extension

Analyze errors without leaving your editor.

🐳

Self-Hostable

Docker + docker-compose, runs anywhere.

🧠

Learning Loop

Pattern memory across analyses, gets smarter over time.

Simple Pricing

Choose your tier. Pay monthly. Cancel anytime.

Most Popular

Dev

$19/mo
  • All 4 tiers
  • 10k analyses/mo
  • API + IDE
  • Email support
Join Waitlist

Free

$0
  • Tier 1 only
  • 100 analyses/mo
  • API
Join Waitlist

Team

$99/mo
  • All 4 tiers
  • 100k analyses/mo
  • Multi-repo
  • Priority support
Contact Us

Full pricing table →

16 sprints
6 languages
4-tier AI
open source

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