OpenAI Developers @OpenAIDevsSep 29Generate code faster and keep iterating with Ultrafast in Codex:developers.openai.com/api/docs/guide…developers.openai.comUltrafast mode | OpenAI API 9 5 105
OpenAI Developers @OpenAIDevsReplying to @OpenAIDevsGive your coding agents more room to work.GPT-6.1 Sol delivers strong performance in coding, computer use, and workflows across apps at a lower cost than GPT-6 Astra:developers.openai.com/api/docs/model…developers.openai.comGPT-6.1 Sol Model | OpenAI APIOpenAI Developers@OpenAIDevs · Sep 29GPT-6.1 Sol is here.Upgraded with stronger agentic coding and computer use, near-Astra performance, and cached input at a 95% discount to standard input pricing.GPT-6.1 Sol is built for complex refactors, deep codebase investigations, and long-running agents across apps.0:10Open quoted post →Sep 29, 2026, 11:13 PM UTC 10 86