Open-Source AI Models launch history

Prism is now available on the web to anyone with a ChatGPT personal account. Coming soon to ChatGPT Business, Team, Enterprise, and Education plans. https://t.co/r2lVbNAT0R

🚀 Introducing DeepPlanning — a new benchmark for long-horizon agent planning in real-world scenarios. Unlike step-by-step reasoning tasks, we focus on verifiable global constraints: time budgets, cost limits, and combinatorial optimization that must hold across the entire plan.