Source-linked AI model

OpenAI: GPT-5.6 Sol Pro

OpenAI: GPT-5.6 Sol Pro is an AI model from openai with a 1,050,000-token context window, priced at $4 per 1M tokens for input. Review its sourced specs below; unavailable fields remain unavailable.

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 higher-quality responses on complex tasks. **Cost note:** pro mode spends far more...

Provider

openai

Context window

1,050,000 tokens

Input price

$4 per 1M tokens

Output price

$20 per 1M tokens

Source

OpenRouter

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