Upstage
8 models 7 model cards read
What its model cards measure
Tall ticks are Upstage model cards that list the benchmark in their headline table. Gray dots are cards that leave it out. Rows are the benchmarks the lab listed most, at least twice each, in the order it started using them.
MMLU-Pro KBL KorMedMCQA Arena-Hard v2.0 HAE-RAE Bench KBank-MMLU (Upstage) SWE-bench Verified AIME 2025 KMMLU MMLU IFEval AIME 2024 GPQA Diamond Humanity's Last Exam IFBench KMMLU-Pro LiveCodeBench v6 AA-LCR (Artificial Analysis Long Context Reasoning) CLIcK Ko-AIME 2025 (Upstage) HRM8K tau2-bench AIME 2026 HMMT 2026 τ³-bench Banking APEX-Agents MCP Atlas Ko-GDPval
Model cards
| Date | Model | Document | Benchmarks |
|---|---|---|---|
| 1 Oct 2026 | Solar Mini 4 | Solar Mini 4: Built for High-Volume Agent Workloads (Upstage blog) | 6 |
| 11 Aug 2026 | Solar Pro 4 | Solar Pro 4: The Agentic Model That Finishes the Job (Upstage blog) | 14 |
| 22 Jul 2026 | Solar Open 2 | Solar-Open2-250B model card (Hugging Face) | 25 |
| 24 Mar 2026 | Solar Pro 3 (March 2026 update) | Solar Pro 3 update (solar-pro3-260323) (Upstage blog) | 11 |
| 26 Jan 2026 | Solar Pro 3 | Solar Pro 3: Better reasoning at production scale (Upstage blog) | 4 |
| 31 Dec 2025 | Solar Open 100B | Solar-Open-100B model card (Hugging Face) | 25 |
| 10 Jul 2025 | Solar Pro 2 | Solar Pro 2: Fluent. Reasoning. Frontier. (Upstage blog) | 15 |
Every Upstage model
- Solar Mini 4 Oct 2026
- Solar Pro 4 Aug 2026
- Solar Open 2 Jul 2026
- Solar Pro 3 (March 2026 update) Mar 2026
- Solar Pro 3 Jan 2026
- Solar Open 100B Dec 2025
- Solar Pro 2 Jul 2025
- SOLAR-10.7B-Instruct-v1.0 Dec 2023