Unable to Access GPT-5.3-Codex-Spark with a ChatGPT Pro Subscription
Nobody has claimed this yet.
- Dominant language
- Rust
- Stars
- 125k
- Forks
- 19.4k
- PR merge metrics
- PR metrics pending
Description
What version of Codex CLI is running?
0.154.0
What subscription do you have?
pro
Which model were you using?
gpt-5.3-codex-spark
What platform is your computer?
Windows (WSL2/Linux)
What terminal emulator and version are you using (if applicable)?
Ubuntu on WSL
Codex doctor report
What issue are you seeing?
I can’t access GPT-5.3-Codex-Spark in the Codex CLI. It doesn’t appear in
the model list, and selecting it manually returns this error:
The 'gpt-5.3-codex-spark' model is not supported when using Codex with a ChatGPT account.
What steps can reproduce the bug?
Uploaded thread: 01a0a46f-b1db-78a3-b407-7362ef698635
What is the expected behavior?
No response
Additional information
No response
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by reproducing the issue with Codex CLI 0.154.0 on Ubuntu under WSL2 using a ChatGPT Pro account, checking the model list and the reported error when selecting gpt-5.3-codex-spark. Done means determining whether this model should be available to that subscription and resolving or documenting the access behavior.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- rust
- Domain
- ai, cli
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Active
- Clarity
- Needs clarification
- Newbie friendliness
- 35/100