The day in AI
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Launches and products
29 Apr 2025Alibaba (Qwen)Qwen3 (0.6B to 235B-A22B) Eight open Apache 2.0 models, two MoE (235B-A22B, 30B-A3B) and six dense, with switchable thinking modes, 36T tokens and 119 languages.29 Apr 2025MetaMeta AI app and Llama API (LlamaCon) Standalone Meta AI assistant app on Llama 4 with full-duplex voice, plus Llama API in limited free preview at the first LlamaCon.29 Apr 2025OpenAIGPT-4o sycophancy update and rollback OpenAI rolls back a 2025-04-25 GPT-4o update that flattered and validated users, blaming extra short-term feedback signals added to reinforcement learning.