Seed 2.1 Turbo
Provider：ByteDance Seed
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 understanding visual and...
Key specs
- Context：262.1K
- Max output：235.9K
- Tokenizer：Other
- Released：2026-08-12
Token pricing
- Input price：$0.500 / 1M tokens
- Output price：$2.50 / 1M tokens
- Blended price：$1.00 / 1M tokens
Modalities
Text, Image, Video
Use Cases
- Deep Reasoning & Analysis：Process long legal docs, academic papers, financial reports; multi-hop reasoning and evidence-chain tracing across huge contexts.（≈ $0.020/call）
- Vision Understanding & Generation：Recognize data trends in charts, OCR scanned docs, analyze photos and produce structured reports.（≈ $0.015/call）
- Chat & Support：FAQ auto-response, multi-turn dialogue, emotion detection — e-commerce, finance, gov.（≈ $0.0050/call）
When to pick this model
Signals derived from public pricing and spec fields — not a benchmark. Validate with official docs and your own eval.
- Long max output (>=30K tokens): strong fit for deep report / essay / document-drafting workflows.
- Multimodal (text+image): fit for image captioning, OCR, chart QA, vision-grounded reasoning.
- Video input support: fit for video understanding, frame QA, content moderation.
FAQ
- What is the token pricing of Seed 2.1 Turbo? Input price $0.500 / 1M tokens, output price $2.50 / 1M tokens, blended about $1.00 / 1M tokens. Refer to ByteDance Seed’s official page for the exact rate.
- What context window does Seed 2.1 Turbo support? Context window is 262.1K, max output about 235.9K, suitable for long documents, multi-turn chat and complex reasoning.
- What scenarios is Seed 2.1 Turbo best for? Based on its capability and pricing, Seed 2.1 Turbo fits best: Deep Reasoning & Analysis, Vision Understanding & Generation, Chat & Support. See the Use Cases section for details and cost estimates.
- What input/output modalities does Seed 2.1 Turbo support? Supports Text, Image, Video modality.
- Is Seed 2.1 Turbo a free model? Seed 2.1 Turbo is billed per token, not a free model.
- Which provider offers Seed 2.1 Turbo? Seed 2.1 Turbo is offered by ByteDance Seed.
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Full info：Seed 2.1 Turbo