Solar Pro 4
Solar Pro 4 is Upstage's agentic large language model built to carry multi-step work to completion, reading documents, calling tools, and producing final deliverables. It supports a 512K context window with up to 128K output tokens and works in English, Korean, and Japanese. It is designed to state when evidence is insufficient rather than fabricate answers.
- Type
- Text
- Weights
- Closed
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About Upstage
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Upstage builds large language models (the Solar LLM family) and document intelligence/processing engines for high-stakes industries like insurance, healthcare, finance, and manufacturing.