GPT-6.1

GPT-6.1 is a family of large language models developed by American artificial intelligence firm OpenAI, composed of GPT-6.1 Sol and Astra. GPT-6.1 Sol was released on September 29, 2026. Wikipedia

  • Developer(s):  OpenAI
  • Initial release:  September 29, 2026 (Sol)
  • Type:  Large language model
  • License:  Proprietary
  • Data source:  DuckDuckGo
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