GPT-6 Sol
GPT-6 Sol is the cost-efficient high-end model in OpenAI's GPT-6 series, positioned below the flagship GPT-6 Astra and above the fast GPT-6 Luna tier.
Specifications
| Lab | OpenAI |
|---|---|
| Context window | 1.1M tokens |
| Input price | $2.00/1M |
| Output price | $10.00/1M |
| Release | Sep 2026 |
Strengths
- High-end reasoning at mid-frontier pricing
- 1.05M-token context window
- Multimodal file and image input
Weaknesses
- Below Astra flagship tier
- Limited independent evaluation data
Best for
- Professional coding
- Long-context analysis
- Multimodal agents
In Depth: GPT-6 Sol
Summary
GPT-6 Sol is an AI model from OpenAI.
Released in Sep 2026. It takes file, image, and text input and produces text output, with a context window of 1.1M tokens. Input pricing is $2.00 per 1M tokens and output is $10.00 per 1M tokens on OpenRouter.