AI

​​Speech-to-Retrieval (S2R): A new approach to voice search

Machine Intelligence

BigCodeArena: Judging code generations end to end with code executions

Disrupting malicious uses of AI: October 2025

Discover how OpenAI is detecting and disrupting malicious uses of AI in our October 2025 report. Learn how we’re countering misuse, enforcing policies, and protecting users from real-world harms.