OpenAI DevDay 2026 kicks off with keynote in San Francisco.

Simon Willison live-blogs OpenAI DevDay 2026 from Fort Mason, covering the keynote and product announcements including the previously announced GPT-6.1 Sol launch and always-on dots agents.

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@OpenAI1H · 2043.7K

Get ready. https://t.co/bsf4j6vspM

@sama17H · 2520.8K

I agree with Dario that we need to pace the frontier. This has been a primary topic of discussions we've had at OpenAI in recent weeks. Committing to having independent evaluators with employee-like access is a great idea, and we will do the same. We'll have more to share soon.

@sama2D · 2458.0K