GPT-6.1 Sol
OpenAI馃嚭馃嚫
openai/gpt-6.1-solGPT-6.1 Sol is OpenAI's upgrade to GPT-6 Sol (1.05M-token context, $2/$10 per million input/output tokens), released September 29, 2026 at DevDay below the flagship GPT-6 Astra. OpenAI says it nearly matches Astra on agentic coding, computer use, and professional work at a fifth of the price, making it a strong default for coding agents and document-heavy workflows.
Cost rate
2x
Context
1.1M
Released
Sep 29, 2026
Input
FileImageText
Output
Text
Support
ReasoningTool callingStructured outputs
Best at
The categories where this model ranks highest.
Mathematical
#2 路 top 1%
Software & IT Services
#8 路 top 2%
Image understanding
#8 路 top 5%
Legal & Government
#11 路 top 3%
Performance
Median latency and throughput measured across recent requests.
Throughput45 tok/s
Latency