MiniMax M2.7: Open-Weight AI Agent That Modified Its Own Training (April 2026)

The most interesting model released in April 2026 didn't come from OpenAI, Anthropic, or Google. MiniMax, the Chinese AI lab best known for multimodal models and video generation, open-sourced M2.7 on April 12 — a 230-billion-parameter Mixture-of-Exp...