GPT-5-pro
gpt-5-pro
OpenAI · chat · api · seen 8m ago
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Context
400K
Max output
—
Input $/1M
$15.00
Output $/1M
$120.00
Modalities
text
Released
03 Oct 2025
AI summary
● machine-written
OpenAI releases GPT-5-pro with 400K context window
GPT-5-pro is OpenAI's chat model available via API, released October 3, 2025. It supports text input and output with a 400,000-token context window. Pricing is $15 per million input tokens and $120 per million output tokens.
What's new
- 400K token context window
- Released October 6, 2025
- Available via OpenAI API
- $15 input / $120 output per 1M tokens
Best for
Complex professional workloadsLarge-scale reasoning tasksCoding and development