gpt-5.3-codex-spark doesn't work on Team, while gpt-5.4 works as expected
Resolved 💬 2 comments Opened Mar 14, 2026 by M-Server-BOT Closed Mar 14, 2026
💡 Likely answer: A maintainer (github-actions[bot], contributor)
responded on this thread — see the highlighted reply below.
What version of Codex CLI is running?
codex-cli 0.114.0
What subscription do you have?
Team
Which model were you using?
gpt-5.3-codex-spark, gpt-5.4
What platform is your computer?
Linux 6.8.12-20-pve x86_64 x86_64
What terminal emulator and version are you using (if applicable)?
Xshell 8
What issue are you seeing?
• Model changed to gpt-5.3-codex-spark low
› Are you here?
■ To use Codex with your ChatGPT plan, upgrade to Plus: https://chatgpt.com/explore/plus.
• Model changed to gpt-5.4 low
› Are you here?
• Yes.
What steps can reproduce the bug?
Uploaded thread: 019ced9a-254c-7570-9647-03d9eb0bbf69
What is the expected behavior?
gpt-5.3-codex-spark should work just like gpt-5.4 does
Additional information
A few days ago gpt-5.3-codex-spark was working fine, I don't remember exactly when this error started appearing.
2 Comments
Potential duplicates detected. Please review them and close your issue if it is a duplicate.
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The spark model is currently available only to pro subscribers, so this is expected. For details, refer to this documentation.