OpenAI

GPT-5.1 Chat

Chat-tuned GPT-5.1 for polished assistants, writing, and product conversations

openai/gpt-5.1-chat-latest

Context

128K

Output

16.4K

Released

2025-11-13

Knowledge cutoff

2024-09-30

Types

InputTextImage

OutputText

Reasoning

Supported

Tool use

Supported

Structured output

Supported

Attachments

Supported

Open weights

—

Provider pricing

Merge Gateway

InTextImagePDF

OutText

Price: $1.25 / $10.00
Context: 128K
Status: Stable

OrcaRouter

InTextImage

OutText

Price: $1.25 / $10.00
Context: 128K
Status: Stable

Provider	Types	Price	Context	Status
Merge Gateway	InTextImagePDF OutText	$1.25 / $10.00	128K	Stable
OrcaRouter	InTextImage OutText	$1.25 / $10.00	128K	Stable

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