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...

Quality Score
100/100
composite of price, context, capability
Input Price
$1.25
per 1M tokens
Output Price
$10.00
per 1M tokens
Context Window
400,000
tokens
Model ID
openai/gpt-5.1
Vendor
openai
Tokenizer
GPT
Input Modalities
image, text, file
Output Modalities
text
Max Output
128,000 tokens
Tool Calling
✓ supported
Structured Output
✓ supported
Reasoning Mode
✓ supported
Vision
✓ accepts images
Audio
no
Moderated
no

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