GPT-6 Sol

GPT-6 Sol

OpenAI馃嚭馃嚫openai/gpt-6-sol

GPT-6 Sol is the cost-efficient high-end model in OpenAI's GPT-6 series (1.05M-token context, text, image, and file input, $2/$10 per million input/output tokens), released September 22, 2026 between the flagship GPT-6 Astra and the fast GPT-6 Luna. OpenAI reports it makes about half as many factual mistakes as GPT-5.6 Sol, reaching Astra-level reliability for everyday agentic coding and professional work at much lower cost.

Released
Sep 22, 2026
Input
FileImageText
Output
Text
Support
ReasoningTool callingStructured outputs

Best at

The categories where this model ranks highest.

Image understanding

#46 路 top 28%

Software & IT Services

#47 路 top 11%

Mathematical

#73 路 top 18%

Entertainment, Sports, & Media

#75 路 top 18%