Seed 2.1 Turbo vs Claude Sonnet 5.5
2026 Stored listed rates & illustrative token-cost comparison
Illustrative Listed-Rate Difference
Seed 2.1 Turbo about 78% lower
1M input + 200K output tokens; not a monthly bill
📌 Executive Summary (TL;DR):Under a standard baseline of 1M input + 200K output tokens, Seed 2.1 Turbo lists approximately 78% lower than Claude Sonnet 5.5. For high-throughput production workloads, Seed 2.1 Turbo delivers superior unit economics; model your specific monthly workload below before migrating.
💡 10M Monthly Token Workload Simulation
Simulating a production workload (10M input + 2M output tokens): Seed 2.1 Turbo listed rate totals ~$8.91, while Claude Sonnet 5.5 totals ~$40.00. Switching to Seed 2.1 Turbo yields ~$31.09/mo in raw token savings.
Metric
Seed 2.1 Turbo (ByteDance)
Claude Sonnet 5.5 (Anthropic)
Input listed rate
$0.45 / 1M Tokens
$2.00 / 1M Tokens
Output listed rate
$2.23 / 1M Tokens
$10.00 / 1M Tokens
Cached Input rate
$0.09 / 1M Tokens
$0.20 / 1M Tokens
Context Window
256K Tokens
1000K Tokens
Modality
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