Seed 2.1 Turbo
Volcengine Ark · Faster ByteDance Seed 2.1 model for multimodal reasoning and latency-sensitive agent workflows
Key facts
- Provider
- Volcengine Ark
- Context window
- 256K tokens
- Max output
- 256K tokens
- Input price
- $0.4453 / M tok
- Output price
- $2.22651 / M tok
- Knowledge cutoff
- —
- Released
- Jun 23, 2026
- License
- —
Capabilities
ReasoningTool callingStructured outputFile attachmentsTemperature controlOpen weights
Reasoning options
- effort none · minimal · low · medium · high · xhigh · max
Pricing
USD per million tokens, list API rates.
- Input
- $0.4453
- Output
- $2.22651
- Cache read
- $0.08906
- Cache write
- —
Modalities
- Input
- Text, Image, Video
- Output
- Text