Upstage develops Solar language models and document AI for enterprise workflows, with tools for parsing, extracting, classifying, and reviewing business documents.

Products & media

Solar Pro 4

Commercial language model for long document reasoning and agents that execute multi-step tasks with structured tool calls.

Solar Pro 2

Earlier-generation multilingual reasoning model for enterprise applications, offered through Upstage's developer platform and deployment partners.

Syn Pro

Japanese language model co-developed with Karakuri for local business applications and private infrastructure deployments.

Solar Pro 3

Earlier-generation commercial reasoning model for enterprise workflows, combining Korean language capability with scalable inference.

Solar Mini

Compact open language model for language tasks and retrieval-augmented applications, with instruction tuning for Korean.

Solar Open 2

Open-weight model for tool use, coding, and office workflows, supporting Korean, English, and Japanese with long context.

Team

2 people across company lists

Jobs

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Funding

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Leads

Participating Firms

Angels