openai
OpenAI: GPT-5.1
GPT-5.1 is the latest frontier-grade model in the GPT-5 series, offering stronger general-purpose reasoning, improved instruction adherence, and a more natural conversational style compared to GPT-5. It uses adaptive reasoning...
Input Cost
$1.25
per 1M tokens
Output Cost
$10.00
per 1M tokens
Context Window
400,000
tokens
Developer ID: openai/gpt-5.1
Related Models
openai
$6.00/1M
OpenAI: GPT-4o (extended)
GPT-4o ("o" for "omni") is OpenAI's latest AI model, supporting both text and image inputs...
openai
$2.50/1M
OpenAI: GPT-4o Search Preview
GPT-4o Search Previewis a specialized model for web search in Chat Completions. It is trai...
openai
$0.15/1M
OpenAI: GPT-4o-mini
GPT-4o mini is OpenAI's newest model after [GPT-4 Omni](/models/openai/gpt-4o), supporting...