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OpenAI · Model retirement

gpt-5-pro

Stops working (in 50 days)

Calls to the model gpt-5-pro on OpenAI stop working on December 11, 2026.

What to use instead of gpt-5-pro

Move to gpt-5.6-sol (reasoning.mode: pro), recommended by OpenAI.

Facts

API
OpenAI api.openai.com
Model
gpt-5-pro
Kind
Model retirement
Takes effect
December 11, 2026
Calls after that day
Fail
Source
Deprecations page
Last updated

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