GPT-5.6 Sol Pro
GPT-5.6 Sol Pro is the same underlying model as [GPT-5.6 Sol](https://openrouter.ai/openai/gpt-5.6-sol), served with `reasoning.mode` set to `pro` for…
Model by OpenAI
Install
Pick your client. Read the repository before you give any tool access to your data.
{
"model": "openai/gpt-5.6-sol-pro",
"baseURL": "https://openrouter.ai/api/v1"
}OpenAI-compatible API: point any OpenAI SDK at the base URL and use this model id.
Settings it needs
OPENROUTER_API_KEYrequiredsecret
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About
Use cases: code-generation, model-inference
Reviews
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Price and limits
| Variant | Input $/M tokens | Output $/M tokens | Cached input $/M |
|---|---|---|---|
| Standard | $4 | $20 | $0.4 |
Batch API openai/gpt-5.6-sol-pro:batch | $2 | $10 | — |
Price as of Oct 26, 2026 from OpenRouter · provider's own prices: openai.com. Prices change often; check before you rely on one.
- Provider
- OpenAI
- Model id
openai/gpt-5.6-sol-pro- Context window
- 1,050,000 tokens (1.1M)
- Max output
- 128,000 tokens
- Input
- file, image, text
- Output
- text
- Tool calling
- Yes
- Structured outputs
- Yes
- Reasoning
- Yes
- Weights
- Closed
- Released
- Jul 9, 2026
- Knowledge cutoff
- 2026-02-16
Details
- Auth
- API key
- License
- Proprietary
- Website
- openai.com
- First seen
- Oct 24, 2026
- Last checked
- Oct 26, 2026
- Source
- OpenRouter
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Cite this page
GPT-5.6 Sol Pro: price, context window, tool use. Agent Mart. https://agentmart.dev/models/openai-gpt-5-6-sol-pro (last updated 2026-10-26)