# Vitest · Context Atlas

> The sources Vitest publishes for coding agents. Fetch the llms.txt or Rules source first; fetch Full text sources only to search them, they are often several megabytes. Full catalog and instructions: https://contextatlas.dev/llms.txt

Last updated: 2026-10-23

### Vitest
Role: Testing
Signals: vitest.config.ts, vitest dependency
- [Vitest llms.txt](https://vitest.dev/llms.txt): llms.txt
- [Vitest CLI](https://vitest.dev/guide/cli): Docs