Qwen 3.8 27 B vs Solar Pro 4: cost comparison
Prices updated 2026-10-30 · computed from live provider data
Short answer: Solar Pro 4 is cheaper on a
3:1 input/output blend — $0.263 per million tokens versus
$0.581, a 55% difference.
Qwen 3.8 27 B offers the larger context window at 1,000,000 tokens, against 524,288 for Solar Pro 4.
Head to head
| Qwen 3.8 27 B | Solar Pro 4 | |
|---|---|---|
| Input, per 1M tokens | $0.150 | $0.150 |
| Output, per 1M tokens | $1.88 | $0.600 |
| Blended 3:1, per 1M | $0.581 | $0.263 |
| Context window | 1,000,000 | 524,288 |
| Vendor | qwen | upstage |
Monthly cost at real volumes
| Workload (input / output) | Qwen 3.8 27 B | Solar Pro 4 |
|---|---|---|
| 1M in / 250K out | $0.619 | $0.300 |
| 10M in / 2.5M out | $6.19 | $3.00 |
| 100M in / 25M out | $61.88 | $30.00 |
Which should you pick?
Pick Qwen 3.8 27 B when you need the longer context window (1,000,000 vs 524,288 tokens). Pick Solar Pro 4 when price per token dominates your workload — high-volume classification, extraction, or batch summarisation.