Hy 4 vs Doubao Seed 2.1 Turbo 260628: cost comparison
Prices updated 2026-11-04 · computed from live provider data
Short answer: Hy 4 is cheaper on a
3:1 input/output blend — $0.625 per million tokens versus
$0.863, a 27% difference.
Hy 4 offers the larger context window at 1,048,576 tokens, against 256,000 for Doubao Seed 2.1 Turbo 260628.
Head to head
| Hy 4 | Doubao Seed 2.1 Turbo 260628 | |
|---|---|---|
| Input, per 1M tokens | $0.417 | $0.431 |
| Output, per 1M tokens | $1.25 | $2.16 |
| Blended 3:1, per 1M | $0.625 | $0.863 |
| Context window | 1,048,576 | 256,000 |
| Vendor | tencent | volcengine |
Monthly cost at real volumes
| Workload (input / output) | Hy 4 | Doubao Seed 2.1 Turbo 260628 |
|---|---|---|
| 1M in / 250K out | $0.730 | $0.970 |
| 10M in / 2.5M out | $7.30 | $9.70 |
| 100M in / 25M out | $72.96 | $97.03 |
Which should you pick?
Pick Hy 4 when you need the longer context window (1,048,576 vs 256,000 tokens). Pick Hy 4 when price per token dominates your workload — high-volume classification, extraction, or batch summarisation.