An upgraded version of GPT-5 that adapts thinking time more precisely to the question to spend more time on complex questions and respond more quickly to simpler tasks. OpenAI's flagship language model that excels at complex reasoning, broad real-world knowledge, code-intensive, and multi-step agentic tasks.
Try Now400,000 tokens
128,000 tokens
2.7x (above average)
$1.25 per 1M tokens
$10 per 1M tokens
20 files
Yes
Minimum plan required
$0 per month