# Upstage

> Upstage is a South Korea-born, US-expanding AI company building Solar - a family of frontier large language models - alongside Document AI tools that turn messy PDFs, scans, and contracts into structured data for enterprise workflows.

- **Founded:** 2020
- **Headquarters:** San Jose, California, USA (US HQ) / Seoul, South Korea
- **Founders:** Sung Kim (Co-founder & CEO), Hwalsuk Lee (Co-founder & CTO), Lucy Park (Co-founder & CSO)
- **Team size:** ~150
- **Products:** Solar LLM, Document AI / Document Parse, Information Extract, Solar Console & API
- **Notable:** Solar Pro 2 became the first Korean LLM listed in Artificial Analysis' Frontier Model tier (July 2025)., Scored 58 on the Artificial Analysis Intelligence Index - 5 points above GPT-4.1., Won the Kaggle Shopee Code League and topped multiple Hugging Face leaderboards in 2023-2024.

## Products & services

- **Solar LLM** — A family of compact, high-performance large language models. Solar Pro 2 (31B) is the first Korean model classified as a frontier model by Artificial Analysis.
- **Document AI / Document Parse** — An OCR and document-understanding engine that converts PDFs, scans, contracts, and forms into structured, machine-readable JSON for downstream automation.
- **Information Extract** — Schema-aware extraction tool that pulls structured fields from complex documents - insurance claims, financial statements, medical records.
- **Solar Console & API** — Developer platform with API access to Solar models, fine-tuning, and deployment options including cloud and on-premises.

## Achievements

- Solar Pro 2 became the first Korean LLM listed in Artificial Analysis' Frontier Model tier (July 2025).
- Scored 58 on the Artificial Analysis Intelligence Index - 5 points above GPT-4.1.
- Won the Kaggle Shopee Code League and topped multiple Hugging Face leaderboards in 2023-2024.
- Crossed $157M total funding with Amazon and AMD as new strategic investors.
- Document AI processes complex multi-page documents with industry-leading accuracy on tables and charts.

## Latest updates

- **2025-08** — $45M Series B bridge closed with Amazon and AMD joining the cap table.
- **2025-07** — Solar Pro 2 officially launched - first Korean frontier model.
- **2025** — Document Intelligence listed on the AWS AI Agent Marketplace.
- **2026-01** — Solar Pro 3 announced - improved reasoning at production scale.

## Links

- Website: https://upstage.ai
- LinkedIn: https://www.linkedin.com/company/upstageai
- Twitter/X: https://twitter.com/upstageai
- GitHub: https://github.com/upstageai
- YouTube: https://www.youtube.com/@upstageai
- Facebook: https://facebook.com/upstageai

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Profile page: https://yespress.io/upstage
Published by YesPress — https://yespress.io
Last updated: 2026-05-23