ByteDance
Seed 2.1 Turbo
Faster ByteDance Seed 2.1 model for multimodal reasoning and latency-sensitive agent workflows
Model facts
- Context window
- 256K tokens
- Maximum output
- 256K tokens
- Cheapest paid input
- $0.354 per 1M tokens
- Cheapest paid output
- $1.77 per 1M tokens
- Open weights
- no
- Providers
- 7
Capabilities and modalities
reasoning, tool calling, structured output, attachments, temperature control, text, image, video.
Observed price history
- 2026-08-24: $0.354 input / $1.77 output per 1M tokens
API providers
- Volcengine Ark Coding Plan — model id doubao-seed-2.1-turbo; free input / free output per 1M tokens; provider documentation
- Ofox — model id volcengine/doubao-seed-2.1-turbo; $0.354 input / $1.77 output per 1M tokens; provider documentation
- Volcengine Ark — model id doubao-seed-2-1-turbo-260628; $0.445 input / $2.23 output per 1M tokens; provider documentation
- NanoGPT (ByteDance) — model id bytedance-seed/seed-2-1-turbo; $0.5 input / $2.5 output per 1M tokens; provider documentation
- OpenRouter — model id bytedance-seed/seed-2-1-turbo; $0.5 input / $2.5 output per 1M tokens; provider documentation
- Venice AI — model id seed-2-1-turbo; $0.625 input / $3.12 output per 1M tokens; provider documentation
- EmpirioLabs AI — model id seed-2-1-turbo; $0.63 input / $3.13 output per 1M tokens; provider documentation