# PlanetScale · Context Atlas

> The sources PlanetScale 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

### PlanetScale
Role: MySQL and Postgres database
Signals: @planetscale/database dependency, pscale.yml
- [PlanetScale llms.txt](https://planetscale.com/llms.txt): llms.txt