not much happened today

**Anthropic** rolled out **prompt caching** in its API, reducing input costs by up to **90%** and latency by **80%**, enabling instant fine-tuning with longer prompts. **xAI** released **Grok-2**, a new model competing with frontier models from **Google DeepMind**, **OpenAI**, **Anthropic**, **Mistral AI**, and **Meta AI Fair**, supporting vision and text inputs and integrating external image generation models. **Claude 3.5 Sonnet** is reported to outperform **GPT-4** in coding and reasoning, while **ChatGPT-4o-latest** shows reasoning improvements. **François Chollet** proposed a theory defining intelligence as the efficiency of operationalizing past information for future tasks. The **Aya project** involves 3000 collaborators building multilingual AI datasets. **Demis Hassabis** discussed AI hype and safe AI development in a podcast. Tools like **Dora AI** for Figma and **Box's AI API** enhance design automation and document processing. **Salesforce** released **DEI**, an open AI software engineering agents framework with a 55% resolve rate on SWE-Bench Lite. Industry trends highlight rapid AI integration, networking importance in the AI job market, and potential OpenAI GPT-4 expansion in response to competitors. Memes include humor about Apple Vision Pro.