Upstage
Solar Pro 2
Flagship model for demanding analysis, coding, and production agent workflows
Model facts
- Context window
- 66K tokens
- Maximum output
- 8K tokens
- Cheapest paid input
- $0.25 per 1M tokens
- Cheapest paid output
- $0.25 per 1M tokens
- Open weights
- no
- Providers
- 2
Capabilities and modalities
reasoning, tool calling, temperature control, text.
Artificial Analysis benchmarks
Compare this model on the full LLM benchmark leaderboard.
| Configuration | AAI | Coding | Math | Output tokens/s |
|---|---|---|---|---|
| Preview, Reasoning | 12.5 | not measured | not measured | not measured |
| Preview, Non-reasoning | 9.9 | not measured | not measured | not measured |
| Reasoning | 8.8 | not measured | 61.3 | not measured |
| Non-reasoning | 7.6 | not measured | 30.0 | not measured |
Observed price history
- 2026-08-24: $0.25 input / $0.25 output per 1M tokens
API providers
- Upstage — model id solar-pro2; $0.25 input / $0.25 output per 1M tokens; provider documentation
- LLMTR — model id upstage/solar-pro2; $0.15 input / $0.6 output per 1M tokens; provider documentation