GPT-6.1

GPT-6.1 Sol and Terra are a large language model family released by OpenAI on September 29, 2026. Wikipedia

• Developer(s):  OpenAI
• Initial release:  September 29, 2026 (Sol), October 26, 2026 (Terra)
• Type:  Large language model
• License:  Proprietary
• Data source:  DuckDuckGo