**GLM-5.2** from **Zhipu** emerged as a leading open-weight model with innovative **IndexShare** sparse-attention enabling efficient **1M-token inference**, praised as comparable to **GPT-5.5** and **Opus 4.8** but lacking vision support. Other notable open models include **Laguna M.1** by **Poolside AI**, a **70-layer sparse MoE** optimized for long-horizon coding, and **North Mini Code** by **Cohere** with **4-bit quantization** and local deployment support via **Ollama**. The focus is shif...

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