modelbenchmark.io

GPT-5.1

openai-gpt-5-1

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Sharper GPT-5 generation for coding, product work, and tool-assisted tasks

Specification

most-agreed values

Context
400K
Max output
128K
Released
2025-11-13
Knowledge cutoff
2024-09-30
Retires
Open weights
no
Input
text, image
Output
text

Available from 1 host

HostIn $/MOut $/MCache rdCache wrContextOutputRetires
snowflake-cortex400K128K