Sora 2: new video+audio model and OpenAI's first Social Network

**Sora 2** released with improvements on physical world video modeling and a new "character consistency" feature allowing real-world element injection from a single video. The model powers a new **Sora social network** app with profiles, DMs, and viral videos, emphasizing user control over likeness use. **OpenAI** employees are actively experimenting with the model. Meanwhile, **Anthropic** launched **Claude 4.5 Sonnet** with enhanced intelligence, token efficiency, and agentic tool use, outperforming some competitors and closely tracking **GPT-5-high** on benchmarks. Ecosystem support includes LangSmith integration and strong coding/math benchmark results.