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GPT-5.6 Sol

Frontier GPT-5.6 model for complex professional work with the highest reasoning capabilities.

openai/gpt-5.6-sol
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Streaming
Vision
Tools
Reasoning
JSON Output
Structured JSON
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Context: 1.1M10% off
Input
$5$4.5
10% off
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Cache Read
$0.5$0.45
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Output
$30$27
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Cache Write 5m
$6.25$5.625
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Cache Write 1h
$6.25$5.625
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≤272K tokens
$5$4.5
10% off
$0.5$0.45
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$30$27
10% off
>272K tokens
$10$9
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$1$0.9
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$45$40.5
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