OpenAI is bringing its o1 model to its API — and introducing other, related developer-focused improvements across its product portfolio.

OpenAI announced during a livestream today that the new o1 model would bring back many of the "core features you've been missing" from the API during o1-preview.

The rollout of the API comes as Meta looks to maintain a lead in the fiercely competitive open model space. While Llama models have racked up more than a billion downloads to date, according to ...