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GPT-5.1 (EU)

OpenAI · gpt-5-1-eu

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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

Price

US dollars per million tokens · most-agreed

Input
$1.375
Output
$11.00
Cache read
$0.1375

Available from 1 host

HostIn $/MOut $/MCache rdCache wrContextOutputRetires
requesty$1.375$11.00$0.1375400K128K

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