2
Releases tracked
58 days
Avg cadence
Jun 2026
First tracked
14d ago
Latest
Release history
The builder’s guide to GPT‑5.6
Learn how startups use GPT-5.6 to build faster, more cost-efficient AI agents with smarter model selection and new Responses API capabilities
Predicting model behavior before release by simulating deployment
OpenAI released Deployment Simulation to predict model behavior before production using real conversation data, improving safety testing and evaluation accuracy