GPT-5.1
Enhanced version of GPT-5 with improved reasoning and performance.
OpenAI • text • vision • function-calling • json-mode • reasoning
gpt-5.1GPT-5.1 is an enhanced version of GPT-5 with improved reasoning capabilities, better performance, and expanded context understanding.
Best For:
Complex agentic tasks requiring configurable reasoning effort
Pricing:
$1.50/1M input tokens, $12.00/1M output tokens
Context Window:
200,000 tokens (Large - suitable for extensive codebases)
Key Differentiator:
Advanced reasoning capabilities