Qwen 3.7 Plus vs Llama 3.1.8 B: cost comparison
Prices updated 2026-10-27 · computed from live provider data
Short answer: Llama 3.1.8 B is cheaper on a
3:1 input/output blend — $0.240 per million tokens versus
$0.403, a 40% difference.
Qwen 3.7 Plus offers the larger context window at 262,144 tokens, against 128,000 for Llama 3.1.8 B.
Head to head
| Qwen 3.7 Plus | Llama 3.1.8 B | |
|---|---|---|
| Input, per 1M tokens | $0.230 | $0.240 |
| Output, per 1M tokens | $0.920 | $0.240 |
| Blended 3:1, per 1M | $0.403 | $0.240 |
| Context window | 262,144 | 128,000 |
| Vendor | qwen | snowflake |
Monthly cost at real volumes
| Workload (input / output) | Qwen 3.7 Plus | Llama 3.1.8 B |
|---|---|---|
| 1M in / 250K out | $0.460 | $0.300 |
| 10M in / 2.5M out | $4.60 | $3.00 |
| 100M in / 25M out | $46.00 | $30.00 |
Which should you pick?
Pick Qwen 3.7 Plus when you need the longer context window (262,144 vs 128,000 tokens). Pick Llama 3.1.8 B when price per token dominates your workload — high-volume classification, extraction, or batch summarisation.