not much happened today

**AI News for 5/4/2026-5/5/2026** highlights a shift in AI product development emphasizing **model + harness + workflow + UI + memory + economics** over model quality alone, with notable updates from **OpenAI Codex** and **Claude** including new features like **Appshots**, **auto mode**, and **Sonnet 4.6**. **DeepSeek** made a significant market impact by permanently discounting **DeepSeek-V4-Pro** by 75%, drastically improving cost/performance ratios compared to **Gemini 3.1 Pro**, **GPT-5.5**, and **Claude Opus 4.7**. Meanwhile, **Gemini 3.5 Flash** showed benchmark improvements but received mixed feedback on practical utility. The competitive landscape continues to tighten with **Qwen** and other Chinese frontier models.