ENTITY Solar Open 2

Solar Open 2

PulseAugur coverage of Solar Open 2 — every cluster mentioning Solar Open 2 across labs, papers, and developer communities, ranked by signal.

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2026-07-22 product_launch Upstage has released Solar Open 2, a 250 billion parameter open-weight large language model. source

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SIGNIFICANT · CL_157272 · Jul 22 · 02:40

Upstage releases Solar Open 2, a 250B parameter agentic LLM with 1M context

Upstage has released Solar Open 2, a 250 billion parameter open-weight large language model designed for agentic tasks. The model utilizes a Hybrid-Attention Mixture-of-Experts (MoE) architecture, activating only 15 bil…