# Solar Open 2 Benchmark Scores & Performance

> Solar Open 2 by Upstage has 15 source-displayable benchmark rows but no public overall score. It remains unranked.

Canonical page: https://benchlm.ai/models/solar-open-2

Last updated: September 10, 2026

## Model Details

| Property | Value |
|----------|-------|
| Creator | Upstage |
| Source Type | Open Weight |
| Reasoning Type | Reasoning |
| Context Window | 1M |
| Official model card | [Upstage Solar Open 2 model card](https://huggingface.co/upstage/Solar-Open2-250B) |
| Overall Score | Coming soon |
| Overall Rank | Unranked |

## Family & Coverage

- Family: Solar Open
- Variant: base
- Benchmarks covered: 15 of 434
- Coverage note: BenchLM currently has partial benchmark coverage for this model, so the overall score is conservative.

## Agentic Benchmarks

| Benchmark | Score |
|-----------|-------|
| [terminalBenchHard](/benchmarks/terminal-bench-hard) | 28.3% |
| [APEX-Agents](/benchmarks/apexagents) | 16.6% |
| [MCP Atlas](/benchmarks/mcpatlas) | 58.2% |

## Coding Benchmarks

| Benchmark | Score |
|-----------|-------|
| [LiveCodeBench v6](/benchmarks/livecodebench-v6) | 92.4% |
| [SWE-bench Verified](/benchmarks/swe-bench-verified) | 70.4% |

## Reasoning Benchmarks

| Benchmark | Score |
|-----------|-------|
| [AA-LCR](/benchmarks/lcr) | 62.3% |

## Knowledge Benchmarks

| Benchmark | Score |
|-----------|-------|
| [MMLU-Pro](/benchmarks/mmlu-pro) | 86.2% |
| [GPQA-D](/benchmarks/gpqa-diamond) | 86.3% |
| [HLE w/o tools](/benchmarks/hlenotools) | 28.8% |

## Instruction Following Benchmarks

| Benchmark | Score |
|-----------|-------|
| [IFBench](/benchmarks/ifbench) | 80% |

## Korean Benchmarks Benchmarks

| Benchmark | Score |
|-----------|-------|
| [KMMLU-Pro](/benchmarks/kmmlupro) | 78.4% |
| [CLIcK](/benchmarks/click) | 90.7% |
| [HRM8K](/benchmarks/hrm8k) | 92.2% |

## Mathematics Benchmarks

| Benchmark | Score |
|-----------|-------|
| [HMMT Feb 2026](/benchmarks/hmmtfeb2026) | 93.9% |
| [AIME26](/benchmarks/aime2026) | 95.7% |

## Other Upstage Models

- [Solar Pro 2](/models/solar-pro-2) - Score: 38.86
- [Solar Pro 3](/models/solar-pro-3) - Score: not computed
- [Solar Pro 4](/models/solar-pro-4) - Score: not computed