docs(docs): add AI Gateway cost controls placeholder page (#27570)

## Summary

Adds a placeholder "Cost Controls" page under AI Gateway in the docs,
plus its `manifest.json` navigation entry. This is a stub with a title
only; the full content will be written in a follow-up.

Relates to
[AIGOV-476](https://linear.app/codercom/issue/AIGOV-476/add-documentation-for-ai-bridge-cost-controls).

Related to [internal slack
thread](https://codercom.slack.com/archives/C096PFVBZKN/p1785150528587409).

## Changes

- Add `docs/ai-coder/ai-gateway/cost-controls.md` placeholder page
- Register the page in `docs/manifest.json` under AI Gateway (after
Monitoring)

---
> [!NOTE]
> This PR was generated with Coder Agents.
This commit is contained in:
Susana Ferreira
2026-07-28 10:05:18 +00:00
committed by GitHub
parent c3895ff9c0
commit e96e7cfec2
2 changed files with 14 additions and 0 deletions
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# Cost Controls
> [!NOTE]
> AI Gateway requires the [AI Governance Add-On](../ai-governance.md).
> As of Coder v2.32, deployments without the add-on will not be able to
> access AI Gateway.
<!-- TODO(AIGOV-476): Document AI Gateway cost controls. -->