GPT-5.1 Pricing

by OpenAI

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Token Costs (per 1M)

Input Price
$1.25
Output Price
$10.00

Technical Specs

Context Window 128,000 tokens
Last Updated 11/30/2025
Provider OpenAI

Price History

Date Input Price Output Price
11/30/2025 $1.25 $10.00

Building with GPT-5.1?

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