OpenAI DevDay 2026 live blog
The headline launch was GPT-6.1 Sol, pitched as close to Astra at $2 per million input tokens against Astra's $10, a day after OpenAI shelved the planned GPT-6.1 Astra over its safety-test results. Also announced: Dots, always-on personal agents running on Astra and wired into Slack and Teams, plus an Ultrafast mode (up to 300 tokens/sec at 6x the price), a sub-second Decisions API, and a marketplace with Sign in with ChatGPT.