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OpenAI Releases GPT-6.1 Sol: Near-Flagship Performance for One-Fifth the Cost

OpenAI Releases GPT-6.1 Sol: Near-Flagship Performance for One-Fifth the Cost
  • Foundation Models
  • AI Agents
  • Software Dev & Coding

OpenAI launched GPT-6.1 Sol on September 29, 2026, positioning the model as a cost-effective alternative to its flagship GPT-6 Astra while delivering near-equivalent performance on complex coding, computer-use, and professional automation tasks. The model, now available to ChatGPT Plus, Pro, Business, Enterprise, and Edu users as well as developers via API, marks a significant step toward making advanced agentic AI accessible at commodity pricing.

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