Solar Pro 4 is 22.8× cheaper per million tokens (blended). Qwen3.8 27B has the larger context window (1,000,000 vs 524,288 tokens, 1.9×). Qwen3.8 27B is open-weights; the other is not.
Qwen3.8 27B vs Solar Pro 4
Live catalog fields. Best-in-row is highlighted.
Qwen3.8 27Bopen
Qwen · qwen__qwen3.8-27b
Solar Pro 4
Upstage · upstage__solar-pro4
Identity
| Field | qwen__qwen3.8-27b | upstage__solar-pro4 |
|---|---|---|
| Provider | Qwen | Upstage |
| Slug | qwen__qwen3.8-27b | upstage__solar-pro4 |
| Status | live | live |
| Open weights | Yes | No |
| License | — | — |
| HuggingFace | Qwen/Qwen3.8-27B | — |
Quality
| Field | qwen__qwen3.8-27b | upstage__solar-pro4 |
|---|---|---|
| Quality index (0–100) | 89.0 | — |
Cost
| Field | qwen__qwen3.8-27b | upstage__solar-pro4 |
|---|---|---|
| Input $ / 1M tokens | $0.42 | $0.03 |
| Cached input $ / 1M | $0.09 | $0.01 |
| Output $ / 1M tokens | $3.00 | $0.12 |
Context
| Field | qwen__qwen3.8-27b | upstage__solar-pro4 |
|---|---|---|
| Max context tokens | 1,000,000 | 524,288 |
| Max output tokens | 131,072 | 131,072 |
Modalities
| Field | qwen__qwen3.8-27b | upstage__solar-pro4 |
|---|---|---|
| Input | text, image, video | text |
| Output | text | text |