OpenAI: GPT-5.6 Sol Pro (batch)
OpenAI · Tools · Structured output · Reasoning controls · Sampling controls · Output limits · Released Jul 9, 2026
Best input$1Lowest linked input observation · live snapshot
Best output$5May come from a different provider
Context window1.1M1,050,000 tokens
Provider profiles1Price observed Aug 22, 2026 01:39 UTC
Provider pricing
Compare provider prices
Published rates for providers serving this model. Open any source to see where and when the price was checked.
| Provider | Input | Output | Cached input | Batch input | Evidence |
|---|---|---|---|---|---|
 OpenRouteropenrouter.ai ↗ | $1/ 1M | $5/ 1M | $0.1 | $1 | Sourcehttps://openrouter.ai/api/v1/models See where this value came from and when it was checked.
|
Performance
Published benchmark results
Benchmark results collected from published sources. Scores from different benchmark versions or test setups may not be directly comparable.
| Benchmark | Category | Score | Origin | Evidence |
|---|---|---|---|---|
| GPQA Diamond | reasoning | 92.10 | Public benchmark | SourceGPQA Diamond via OpenRouter See where this value came from and when it was checked.
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| TAU-Bench | reasoning | 78.70 | Public benchmark | SourceTAU-Bench via OpenRouter See where this value came from and when it was checked.
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History
Recent changes
Recorded changes in pricing, availability and other tracked model data.
No recorded changes for this model yet.