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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: 1.1M20% off
Input
$5$4
/M tokens
Cache Read
$0.5$0.4
/M tokens
Output
$30$24
/M tokens
Cache Write 5m
$6.25$5
/M tokens
Cache Write 1h
$6.25$5
/M tokens
Tiered Pricing
IN
CACHED
OUT
≤272K tokens
$5$4
$0.5$0.4
$30$24
>272K tokens
$10$8
$1$0.8
$45$36
+ $0.010$0.008 per search
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