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Every recorded change for this model by OpenAI, newest first. Back to the entity page →
5 events
gpt-5.5-pro: context length changed from 1050000 to 922000
OpenAI API lists gpt-5.5-pro at $15 in / $90 out per 1M tokens
OpenAI API lists gpt-5.5-pro at $30 in / $180 out per 1M tokens
OpenAI API lists gpt-5.5-pro at $30 in / $180 out per 1M tokens
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