# Fly.io ยท Context Atlas > The sources Fly.io 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 ### Fly.io Role: Hosting Signals: fly.toml, flyctl CLI - [Fly.io llms.txt](https://fly.io/llms.txt): llms.txt - [Fly.io docs, full text](https://docs.fly.io/llms-full.txt): Full text - [flyctl reference](https://fly.io/docs/flyctl/): Docs - [superfly/flyctl](https://github.com/superfly/flyctl): Docs