# opencode 1.17.19: GPT-5.6 context limits over OAuth, Luna Responses Lite OAuth

> Provider fixes plus a large batch of desktop interface work. GPT-5.6 now uses Codex context limits when accessed over OAuth, Luna Responses Lite gains OAuth support, and xAI Responses no longer stores responses by default.

| | |
|---|---|
| **Tool** | opencode |
| **Version** | v1.17.19 |
| **Kind** | release |
| **Published** | 2026-07-13 |
| **Observed** | 2026-08-11 |
| **Significance** | 3/5 |
| **Breaking** | no |
| **Categories** | fix, model-support, feature, context-window |

## What changed


**Core**
- GPT-5.6 over OAuth uses Codex context limits (#36248)
- OAuth support for Luna Responses Lite
- OpenAI pro reasoning mode supported
- xAI Responses defaults `store` to false (#36629)
- Console switches to another available org after logout

**TUI**
- CLI environment variables forwarded to the TUI worker

**Desktop**
- Per-prompt model selection in the composer
- Temporary setting to switch between old and new interface
- Review panel gains persistent file browsing, better file tabs, open-in-app actions; no longer jumps width on open/close
- Middle-click opens sessions in a new tab
- Redesigned attachment cards and file comment chips; restyled Edit Project modal
- Fixes: clipped labels and branch tooltips, clipped timeline outlines, prompt focus on new session, file tree visibility while opening files, context token counts aligned with usage totals, stray interface transitions removed from `dev`


## Sources

- [github_release](https://github.com/anomalyco/opencode/releases/tag/v1.17.19) — retrieved 2026-08-11

## Community

_No curated reactions recorded. Facts and community takes are kept in separate layers
and never blended._

---
Canonical: https://changelogs.info/opencode/v1-17-19
Entity: https://changelogs.info/opencode
Event ID: `evt_2026-07-13_opencode_v1-17-19`
Licence: event synthesis © changelogs.info, CC BY 4.0. Linked sources belong to their vendors.