OpenAI's $122B Historic Funding, Gemma 4 Drops & Claude Source Leak

In today's AI RADAR: **OpenAI** closes a record-breaking **$122 billion funding round** at an $852B valuation. Backed by Amazon, Nvidia, and SoftBank, they're gearing up to launch a unified AI superapp.**Google DeepMind** releases **Gemma 4**, a highly capable open-source model family bringing frontier-level reasoning to local edge devices.Also, **Anthropic** makes a massive blunder by accidentally leaking the source code to **Claude Code**, exposing their proprietary architecture. Finally, we cover **Microsoft's $10B AI investment** in Japan and **Google Vids** adding advanced AI video generation.Sources:• TechCrunch: https://techcrunch.com/2026/04/02/openai-raises-122-billion-toward-next-phase-of-at-scale-ai-and-plans-for-ai-superapp/• Google Blog: https://blog.google/technology/ai/gemma-4-our-most-capable-open-models-to-date/• The Register: https://www.theregister.com/2026/03/31/anthropic_accidentally_exposes_claude_code_source/• Reuters: https://www.reuters.com/technology/microsoft-to-invest-10-billion-in-japan-for-ai-and-cyber-defence-expansion-2026-04-03/• Ars Technica: https://arstechnica.com/ai/2026/04/google-vids-app-veo-lyria-ai-video-upgrade/