Open R1: Update #2

Open R1: Update #3

Open R1: Update #4

Open-R1: Update #1

Open R1: How to use OlympicCoder locally for coding

Introducing OpenAI o1

Open-R1: a fully open reproduction of DeepSeek-R1

vLLM V0 to V1: Correctness Before Corrections in RL

OpenAI o1 Contributions

OpenAI o1 Contributions

Putting RL back in RLHF

OpenAI o1 and new tools for developers

Introducing OpenAI o1, Realtime API improvements, a new fine-tuning method and more for developers.

OpenAI o1 System Card

This report outlines the safety work carried out prior to releasing OpenAI o1 and o1-mini, including external red teaming and frontier risk evaluations according to our Preparedness Framework.

Patch the Planet: a Daybreak initiative to support open source maintainers

OpenAI introduces Patch the Planet, a Daybreak initiative helping open-source maintainers find, validate, and fix vulnerabilities with AI and expert review.