@OpenAIDevs: GPT-5.3-Codex is rolling out in @cursor_ai, @code, and @github today. We’re starting with a small s...
GPT-5.3-Codex is rolling out in @cursor_ai, @code, and @github today. We’re starting with a small set of API customers as part of a phased release. This is the first model we’re treating as high cybersecurity capability under our Preparedness Framework. We’ll continue to scale safety mitigations then expand API access over the next few weeks. https://t.co/E2LeXZ2BEI