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GPT-4.1 (Fast)

OpenAI · gpt-4-1-fast

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Long-lived GPT workhorse for coding, instruction following, and production apps

Specification

most-agreed values

Context
1M
Max output
33K
Released
2025-04-14
Knowledge cutoff
2024-04
Retires
Open weights
no
Input
text, image, pdf
Output
text

Price

US dollars per million tokens · most-agreed

Input
$3.50
Output
$14.00
Cache read
$0.875

Available from 1 host

HostIn $/MOut $/MCache rdCache wrContextOutputRetires
vercel$3.50$14.00$0.8751M33K

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