> ## Documentation Index
> Fetch the complete documentation index at: https://docs.weaveos.com/llms.txt
> Use this file to discover all available pages before exploring further.

# AI lines of code

> Lines of code added and deleted by AI assistants

## How it works

Measures the total lines of code (added plus deleted) that AI assistants (Cursor, Claude Code, Copilot, Windsurf, and others) change, based on AI tool telemetry, [git attribution](/ai-tools/git-attribution) notes, and commits co-authored by AI tools.

## Related metrics

* [PR lines of code](/metrics/pr-lines-of-code) — Merged PR line counts split into human, AI, and codegen
* [AI output percentage](/metrics/ai-output-percentage) — AI output as a proportion of total output
* [AI tool costs](/metrics/ai-tool-costs) — Spending on AI tools


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