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Seed 1.6 Flash vs Claude Sonnet 4.6
List-price comparison · Seed 1.6 Flash details · Claude Sonnet 4.6 details
For a typical workload (100,000 requests / mo), Seed 1.6 Flash costs 98% less — $21.00/mo vs $960.00/mo.
| Seed 1.6 Flash | Claude Sonnet 4.6 | |
|---|---|---|
| Input / 1M tokens | $0.075 | $3.00 |
| Output / 1M tokens | $0.300 | $15.00 |
| Typical request (1,200 in + 400 out) | $0.0002 | $0.0096 |
| Context window | 262,144 tokens | 1M tokens |
| Max output | 32,768 tokens | 128k tokens |
| Tier | Flash | Balanced |
| Provider | ByteDance Seed | Anthropic |
Projected monthly cost
1,000 requests / month$0.21 vs $9.6010,000 requests / month$2.10 vs $96.00100,000 requests / month$21.00 vs $960.00
Rows open both models in the calculator — adjust volume and token counts there.
Seed 1.6 Flash
Auto-synced from OpenRouter — no editorial write-up yet.
Claude Sonnet 4.6
Strong price-to-performance for production agents: reliable tool use, structured JSON output, and solid coding ability at roughly a fifth of Opus's cost.
Can still misstep on the hardest multi-step reasoning chains where Opus would succeed — budget for occasional escalation to a flagship model.
More comparisons
Vendor list rates · per-request examples assume 1,200 input + 400 output tokens.