Solar Pro 3
Upstage released 2026-01-27
DeepSeek V4 Flash 0731 is both better and cheaper.
It scores +37.3 higher and costs 60% less ($0.105/M against $0.263/M) on this workload — and it does everything this model does.
Ling-3.0-flash is cheaper still (88% less) but drops 131K → 33K max output.
Every price dimension
| Input | $0.150/M |
|---|---|
| Output | $0.600/M |
| Cached input | $0.015/M |
Independent scores
| Intelligence | 14.5 |
|---|---|
| Coding | 16.2 |
| Agentic | 2.9 |
Sources are listed separately rather than averaged. Across the 62 models both have scored they correlate at r = 0.806 — close agreement overall, but four models rank very differently between them, and a blended score would hide exactly those.
Capability
| Context window | 131K |
|---|---|
| Max output | 131K |
| Input modes | text |
| Tool use | yes |
| Reasoning | optional |
Provenance
| Price source | openrouter.ai |
|---|---|
| Fetched | 2026-08-24 |
| Quality data | verified |
Solar Pro 3 is Upstage's powerful Mixture-of-Experts (MoE) language model. With 102B total parameters and 12B active parameters per forward pass, it delivers exceptional performance while maintaining computational efficiency. Optimized...