Upstage
Upstage is a South Korean AI startup specializing in large language models and document AI solutions for enterprises.
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About
Upstage is an AI startup from South Korea that develops large language models (LLMs) and document AI solutions. Their offerings include 'Solar,' a compact yet powerful LLM, and 'DocumenAI,' a platform designed to automate document processing for businesses, enhancing efficiency and accuracy.
Key facts
- Website
- upstage.ai
- Headquarters
- Seoul, South Korea
- Total funding
- $71M (Series B)
- Business model
- B2B
- Tags
- Large Language ModelFoundation ModelGenerative AIDocument AIWorkflow Automation
Upstage pricing
| Product | Plan | Price | Includes |
|---|---|---|---|
| Solar Pro 4 | Input | $0.30 / 1M tokens | - |
| Solar Pro 4 | Input Cached | $0.06 / 1M tokens | - |
| Solar Pro 4 | Output | $1.20 / 1M tokens | - |
| Solar Mini 4 | Input | $0.10 / 1M tokens | - |
| Solar Mini 4 | Input Cached | $0.01 / 1M tokens | - |
| Solar Mini 4 | Output | $0.40 / 1M tokens | - |
| Solar Mini 4 | Promo Input | $0.05 / 1M tokens | 50% off from 2026-09-22 to 2026-10-23 UTC |
| Solar Mini 4 | Promo Output | $0.20 / 1M tokens | 50% off from 2026-09-22 to 2026-10-23 UTC |
| Document Parse | Standard | $0.01 / page | - |
| Document Parse | Enhanced | $0.03 / page | - |
| Information Extract | Standard API | $0.04 / page | - |
| Information Extract | Enhanced API | $0.06 / page | - |
Promotional pricing: free from 2026-08-05 to 2026-08-11, $0.03 input / $0.006 cached / $0.12 output from 2026-08-11 to 2026-09-11, $0.09 input / $0.018 cached / $0.36 output from 2026-09-11 to 2026-10-10. All prices exclusive of 10% VAT.
50% off through Oct 22 UTC per banner. Promo cached input $0.005 per 1M tokens during promo period. All prices exclusive of 10% VAT.
Plans as published by Upstage, checked September 2026. Current prices on upstage.ai
Funding rounds
| Date | Round | Amount | Lead investors |
|---|---|---|---|
| 20 Aug 2025 | Series B | $45M | STIC Ventures, Company K Partners, SBVA |
| 1 Jan 2022 | Series A | $23M | SoftBank Ventures Asia |
| 1 Feb 2021 | Seed | $3M | SoftBank Ventures Asia |
Tech stack
Detected on upstage.ai, last scanned 19 Sept 2026. Run your own scan
- Compliance
- HIPAA, GDPR
- Analytics
- Google Tag Manager, LinkedIn Insight Tag
- SEO
- Bitly
- Support
- Intercom
- CMS / Builders
- Webflow
- CDN
- Cloudflare
- Email provider
- Google Workspace
- Affiliate program
- Self-hosted affiliate
Frequently asked
How much funding has Upstage raised?
Upstage has raised a total of $71M in funding. The most recent round on record is Series B.
Does Upstage have an affiliate program?
Yes, Upstage has an affiliate program. The program runs on Self-hosted affiliate. Register here: https://upstage.ai/affiliates