Upstage
Solar Pro 3
Flagship model for demanding analysis, coding, and production agent workflows
Model facts
- Context window
- 131K tokens
- Maximum output
- 118K tokens
- Cheapest paid input
- $0.25 per 1M tokens
- Cheapest paid output
- $0.25 per 1M tokens
- Open weights
- no
- Providers
- 5
Capabilities and modalities
reasoning, tool calling, structured output, temperature control, text.
Artificial Analysis benchmarks
Compare this model on the full LLM benchmark leaderboard.
| Configuration | AAI | Coding | Math | Output tokens/s |
|---|---|---|---|---|
| default | 14.5 | 16.2 | not measured | 145.0 |
Observed price history
- 2026-08-24: $0.25 input / $0.25 output per 1M tokens
API providers
- Upstage — model id solar-pro3; $0.25 input / $0.25 output per 1M tokens; provider documentation
- Kilo Gateway (Upstage) — model id upstage/solar-pro-3; $0.15 input / $0.6 output per 1M tokens; provider documentation
- LLMTR — model id upstage/solar-pro3; $0.15 input / $0.6 output per 1M tokens; provider documentation
- NanoGPT — model id upstage/solar-pro-3; $0.15 input / $0.6 output per 1M tokens; provider documentation
- OpenRouter — model id upstage/solar-pro-3; $0.15 input / $0.6 output per 1M tokens; provider documentation