gpt-5.1

Display Name:GPT-5.1
OpenAI
OpenAI
multimodalReleased on Nov 13 12:00 AM
CompareTry in Chat

GPT-5.1 is the OpenAI's best model for coding and agentic tasks across industries.

Specifications

Context400,000
Max Output128,000
Inputtext, image
Outputtext, json

Performance (7-day Average)

Uptime
TPS
RURT

Pricing

Input$1.25×1.1/MTokens
Output$10.00×1.1/MTokens
Cached Input$0.13×1.1/MTokens

Similar Models

OpenAI

GPT-5 Chat

$1.38/$11.00/M
400Kmultimodal

GPT-5 Chat points to the GPT-5 snapshot currently used in ChatGPT. GPT-5 is our next-generation, high-intelligence flagship model. It accepts both text and image inputs, and produces text outputs.

OpenAI

GPT-5 Nano

$0.06/$0.44/M
400Kmultimodal

GPT-5 Nano is our fastest, cheapest version of GPT-5. It's great for summarization and classification tasks.

OpenAI

GPT-5 Nano (2025-08-07)

$0.06/$0.44/M
400Kmultimodal

GPT-5 Nano is our fastest, cheapest version of GPT-5. It's great for summarization and classification tasks.

OpenAI

GPT-5 Mini

$0.28/$2.20/M
400Kmultimodal

GPT-5 mini is a faster, more cost-efficient version of GPT-5. It's great for well-defined tasks and precise prompts.