xhigh reasoning variant unavailable for GPT-5.3 Codex #8639

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opened 2026-02-16 18:10:28 -05:00 by yindo · 3 comments
Owner

Originally created by @fhdggervvtcusg on GitHub (Feb 5, 2026).

Originally assigned to: @fwang on GitHub.

Description

high is the most reasoning I can use for GPT-5.3 Codex, rather thanxhigh

Plugins

No response

OpenCode version

1.1.52

Steps to reproduce

  1. Select GPT-5.3 Codex as your model
  2. Cycle through the reasoning variants

Screenshot and/or share link

Image

Operating System

macOS

Terminal

Ghostty

Originally created by @fhdggervvtcusg on GitHub (Feb 5, 2026). Originally assigned to: @fwang on GitHub. ### Description `high` is the most reasoning I can use for GPT-5.3 Codex, rather than`xhigh` ### Plugins _No response_ ### OpenCode version 1.1.52 ### Steps to reproduce 1. Select GPT-5.3 Codex as your model 2. Cycle through the reasoning variants ### Screenshot and/or share link ![Image](https://github.com/user-attachments/assets/52af9023-0690-42e0-abc7-ac25bb8691d1) ### Operating System macOS ### Terminal Ghostty
yindo added the bugzen labels 2026-02-16 18:10:28 -05:00
yindo closed this issue 2026-02-16 18:10:28 -05:00
Author
Owner

@github-actions[bot] commented on GitHub (Feb 5, 2026):

This issue might be a duplicate of existing issues. Please check:

  • #11307: OpenRouter Provider: GPT-5.2-Codex missing xhigh variant (only low/medium/high)

Feel free to ignore if none of these address your specific case.

@github-actions[bot] commented on GitHub (Feb 5, 2026): This issue might be a duplicate of existing issues. Please check: - #11307: OpenRouter Provider: GPT-5.2-Codex missing xhigh variant (only low/medium/high) Feel free to ignore if none of these address your specific case.
Author
Owner

@sannajammeh commented on GitHub (Feb 6, 2026):

Image

This is the case for me:

@sannajammeh commented on GitHub (Feb 6, 2026): <img width="1170" height="88" alt="Image" src="https://github.com/user-attachments/assets/d77facaa-2888-4a49-ab04-255a9367dcd8" /> This is the case for me:
Author
Owner

@rekram1-node commented on GitHub (Feb 14, 2026):

@sannajammeh it hasn't rolled out to all github copilot users yet.

@rekram1-node commented on GitHub (Feb 14, 2026): @sannajammeh it hasn't rolled out to all github copilot users yet.
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Reference: anomalyco/opencode#8639