AI code forensics · Powered by LangGraph + Cerebras
Why does this
code exist?

Select any lines in a public GitHub repo. GitOne traces every commit, PR, and issue — then writes a verified case file explaining exactly why that code exists.

Currently investigating

psf/requests /

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How it works

From code to context

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Select lines

Drag to select any lines in the syntax-highlighted code viewer. See live line count as you drag.

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Agent investigates

LangGraph traces git blame → commits → PRs → issues, following every cross-reference automatically.

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Case file delivered

A cited, critic-verified case file explains exactly why the code exists. Click any badge to see raw evidence.

Capabilities

Built for real investigation

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Agentic reasoning

An LLM agent decides what evidence to collect, follows cross-references, and knows when the investigation is complete.

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Every claim cited

Each statement links to real evidence: commit SHAs, PR numbers, issues. Click any badge to open the raw source.

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Critic verified

A critic agent independently reviews every claim and flags anything that overreaches its cited evidence.

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Live streaming

Watch each tool call, evidence find, and reasoning step appear in real time as the agent works.

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Syntax highlighting

Full Shiki syntax highlighting for 20+ languages. Drag any line range to select it for investigation.

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Any public repo

Works on any public GitHub repository. Just paste the URL and start selecting lines immediately.

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Ready to dig in?

Pick any public repo. Select any lines.
Get a verified answer in under 60 seconds.

Start Investigating→