Cannot use gpt-5.3-codex-spark model with Plus Account
Resolved 💬 1 comment Opened May 12, 2026 by cosmo-drama Closed May 12, 2026
What version of Codex CLI is running?
codex-cli 0.130.0
What subscription do you have?
Plus
Which model were you using?
gpt-5.3-codex-spark
What platform is your computer?
Darwin 24.6.0 arm64 arm
What terminal emulator and version are you using (if applicable)?
Ghostty
What issue are you seeing?
*[main][~/dev]$ codex -m gpt-5.3-codex-spark
╭────────────────────────────────────────────────────────╮
│ >_ OpenAI Codex (v0.130.0) │
│ │
│ model: gpt-5.3-codex-spark high /model to change │
│ directory: ~/dev │
╰────────────────────────────────────────────────────────╯
Tip: Try the Codex App. Run 'codex app' or visit
https://chatgpt.com/codex?app-landing-page=true
› hi
■ {"type":"error","status":400,"error":{"type":"invalid_request_error","message":"The
'gpt-5.3-codex-spark' model is not supported when using Codex with a ChatGPT account."}}
After running out of my limit with gpt 5.5, i try to switch to gpt-5.3-codex spark as the /status says i have 100% gpt-5.3-codex-spark limit remaining, but i'm unable to use it.
I've tried all of the known 'fixes' including:
- restarting cpu, restarting codex
- upgrading to latest
- delete models_cache.json
What steps can reproduce the bug?
Uploaded thread: 019e1d5d-0ec0-75f1-9805-ef5628b96939
What is the expected behavior?
_No response_
Additional information
I have commented on another similar issue but it hasn't been interacted with since March.
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