Claude Sonnet 4.5 (2025-09-29) (Anthropic) vs Seed 1.6 Flash (250715) (ByteDance)
Seed 1.6 Flash (250715) (ByteDance) is cheaper on output tokens, while Seed 1.6 Flash (250715) (ByteDance) offers a larger context window. Choose Claude Sonnet 4.5 (2025-09-29) (Anthropic) or Seed 1.6 Flash (250715) (ByteDance) based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Claude Sonnet 4.5 (2025-09-29) (Anthropic) | Seed 1.6 Flash (250715) (ByteDance) |
|---|---|---|
| Provider | LLM Gateway | LLM Gateway |
| Input / 1M tokens | $3.00 | $0.07 |
| Output / 1M tokens | $15.00 | $0.30 |
| Context window | 200K | 256K |
| Parameters | — | — |
| Open weights | No | No |
| Released | Sep 2025 | Jul 2025 |
FAQ
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.