Model comparison
Seed 1.6 Flash vs Seed 2.1 Turbo
Compare Seed 1.6 Flash and Seed 2.1 Turbo: input/output $/Mtoken, context window, modalities, and license. OpenRouter-synced pricing.
Bytedance Seed
Seed 1.6 Flash
Seed 1.6 Flash is an ultra-fast multimodal deep thinking model by ByteDance Seed, supporting both text and visual understanding. It features a 256k context window and can generate
Bytedance Seed
Seed 2.1 Turbo
Seed 2.1 Turbo is a multimodal model from ByteDance Seed for coding and long-horizon agent workflows. It is suited for end-to-end software delivery, multi-step task execution, and
| Metric | Seed 1.6 Flash | Seed 2.1 Turbo |
|---|---|---|
| Provider | Bytedance Seed | Bytedance Seed |
| Context window | 262,144 | 262,144 |
| Input $/Mtok | $0.075 | $0.500 |
| Output $/Mtok | $0.300 | $2.50 |
| Modalities | vision, text, video | text, vision, video |
| License | closed | closed |
Quick take
On input price, Seed 1.6 Flash is cheaper at $0.075/Mtok. For context window, Seed 1.6 Flash leads with 262,144 tokens.
Pick based on your workload: high-volume cheap inference vs long-document / agent loops. Enterprise DNA can wire either model into Omni with evals, secrets, and job orchestration.