> ## Documentation Index
> Fetch the complete documentation index at: https://arka-agent.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Week of September 21, 2026

> Weekly Arka changelog for the week of September 21, 2026: a documentation week with no user-facing product changes shipped.

A documentation week. No user-facing product changes shipped.

Work this week focused on filling in reference coverage for features that already shipped, including [model policy control](/guides/free-models), [browser app launcher aliases](/guides/open-url), and [web search timeout tuning](/changelog/2026-08-24). For the latest features and fixes, see the [week of August 24 changelog](/changelog/2026-08-24).


## Related topics

- [Week of September 7, 2026](/changelog/2026-09-07.md)
- [Week of September 14, 2026](/changelog/2026-09-14.md)
- [Week of August 31, 2026](/changelog/2026-08-31.md)
- [Week of July 13, 2026](/changelog/2026-07-13.md)
- [Week of August 17, 2026](/changelog/2026-08-17.md)