MANIFOLD
GPT 5.3 (OpenAI) release date
27
Ṁ1kṀ10k
resolved Feb 5
Resolved
YES
Before 2026-02-08
Resolved
YES
Before 2026-02-15
Resolved
YES
Before 2026-02-22
Resolved
YES
Before 2026-03-01
Resolved
YES
Before 2026-03-08
Resolved
YES
Before 2026-03-15

Minor changes to the name, such as using "GPT 5.3 mini" or "GPT-5.3 codex xhigh" instead of "GPT 5.3", are acceptable when determining the release. Also, any major iteration of OpenAI models clearly expected to go beyond "GPT 5.2" counts. eg. "GPT 5.5" counts if they skip over GPT 5.3 and GPT 5.4.

To count as released, the model must be accessible to some members of the public outside OpenAI (a closed beta doesn't count). If it is available through some API only this counts as a release.

See also:

/Bayesian/grok-42-xai-release

/Bayesian/when-will-xai-release-grok-5

/Bayesian/gemini-35-google-release-date

/Bayesian/gemini-40-google-release-date

/Bayesian/gpt-53-openai-release-date (this market)

/Bayesian/gpt55-openai-release-date

/Bayesian/when-will-openai-release-gpt6

/Bayesian/claude-46-anthropic-release-date

/Bayesian/when-will-anthropic-release-claude-qZd5QEQ225

/Bayesian/when-will-deepseek-release-v4

/Bayesian/when-will-deepseek-release-r2

/Bayesian/when-will-meta-release-llama-5-6h9UypqOdp

/Bayesian/when-will-alibaba-release-qwen-4

/Bayesian/when-will-moonshot-release-kimi-k3

/Bayesian/glm-5-zai-release-date

/Bayesian/when-will-openai-release-their-next

/Bayesian/when-will-thinking-machines-announc

/Bayesian/veo-4-google-release-date

/Bayesian/new-image-video-mango-model-meta-re

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Resolve this market, GPT 5.3-Codex has been released. @Bayesian

bought Ṁ100 YES

@bessarabov

And i see it in codex and i can to use it


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