Weekly AI art roundup: Kling 4.0 Flash early access brings 4K and 10-bit HDR
A six-item AI update roundup notes Kling 4.0 Flash is in early access with up to 4K, stereo audio and 10-bit HDR, alongside other image model news.

AI art moved fast this week. 6 updates worth knowing: 1. Nano Banana 2.1 dropped. 14-reference fusion, text rendering that actually works, up to 4K. Google's quiet model just got loud. 2. ChatGPT is bringing ads into image generation. They show up while your image renders. 3. Tencent Hy Image 3.5 Preview. $0.024/image with ComfyUI nodes. 4. Seedream 5.0 Flash. $0.018/image, 15 seconds. A year ago this cost 10x more. 5. Kling 4.0 Flash in early access. Up to 4K, stereo audio, 10-bit HDR. 6. Vidu Q4 Preview just dropped. 15 image refs, 3 audio refs, 4K. Built for production. Better models. Bigger possibilities. Smarter workflows. Full info in replies. ⬇️ @Google, @OpenAI, @TencentHunyuan, @BytedanceTalk