AI HOT Daily · Jun 4, 2026

Grok Imagine 1.5 enters preview, MiniMax M3 sharply improves 1M-token decoding, the open-source voice model Miso One debuts, Meta rolls out WhatsApp Business AI agents globally, Microsoft and OpenAI move into more direct competition, the EU launches a tech sovereignty plan, and ChatGPT monthly active users pass 1 billion.

1. 1. Grok Imagine 1.5 Preview Released

   Grok Imagine 1.5 preview is now available, extending xAI's image generation capability into a broader API-facing product line.

2. 2. MiniMax M3 Gets 15.6x Faster at 1M-Token Decoding

   MiniMax says M3 significantly improves ultra-long-context decoding efficiency, pushing practical deployment for large-context reasoning further forward.

3. 3. Miso One Open-Source Voice Model Debuts

   Miso One emphasizes its 8B scale, low latency, one-shot voice cloning, and support for local deployment in speech generation workflows.

4. 4. Ideogram v4 Adds 2K Output and JSON Prompt Support

   Ideogram v4 raises output resolution, strengthens text rendering, and adds structured JSON prompting for more controlled design workflows.

5. 5. Meta Rolls Out WhatsApp Business AI Agents Globally

   Meta has started a global rollout of its WhatsApp Business AI agents, accelerating AI-powered support and automation for merchants.

6. 6. Microsoft and OpenAI Competition Becomes More Public

   As Microsoft strengthens its own AI stack, its relationship with OpenAI is shifting from tight partnership toward more visible head-to-head competition.

7. 7. EU Launches a Tech Sovereignty Plan

   The EU has unveiled a new plan to strengthen domestic capability in chips, AI, and cloud infrastructure while reducing reliance on outside supply chains.

8. 8. ChatGPT Monthly Active Users Pass 1 Billion

   Market estimates put ChatGPT monthly active users above 1 billion, showing that mass-market adoption of general AI products is still accelerating.