4 of OpenRouter's Top 5 Models Are Open Source
Four of the top five most-used models on OpenRouter are open source (Qwen3-Coder, DeepSeek R2, MiniMax M2.5, etc.).
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qwen
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Qwen 3.5 Goes Bankrupt on Vending-Bench 2
Qwen 3.5, a top performer on standard benchmarks, goes bankrupt on Vending-Bench 2's vending machine simulation. Exploring the blind spots of benchmark-driven AI evaluation.
The February 2026 AI Model Rush
Gemini 3 Pro GA, Sonnet 5, GPT-5.3, Qwen 3.5, GLM 5, Deepseek v4, and Grok 4.20 are all scheduled for February 2026. An analysis of the largest AI model rush in history.