Doubao Seed 2.1 Turbo
bytedance/seed-2-1-turbo提供： ByteDance (Doubao) · ファミリー: seed · リリース 2026-06-23
Prices in USD per 1M tokens. Unknown means the provider does not publish per-token pricing.
機能一覧
Model fit scores
0–100 · higher is betterThese scores reward declared capabilities, context size, price and provider availability — they are not benchmark results. Use them as a directional signal alongside your own evaluation.
Coding11
- Tool calling0/40
- Structured output0/20
- Reasoning0/10
- Context window (100K → 1M)8/20
- Provider availability3/10
Agents18
- Tool calling0/35
- Structured output0/25
- Reasoning0/15
- Output token limit15/15
- Provider availability3/10
JSON / structured output16
- Structured output / JSON mode0/50
- Tool calling0/20
- Temperature control0/10
- Price-friendly for high-volume16/20
Cost efficiency59
- Headline price (log-scaled)54/95
- Has prompt-cache pricing5/5
Long context60
- Context window (100K → 2M)50/90
- Has published price for full window10/10
Production-readiness73
- Number of independent providers15/40
- Has published per-token price20/20
- Context window ≥ 8K15/15
- No data inconsistencies across providers8/10
- Official model (not derivative)15/15
Cost Efficiency Index
Open full calculator →Estimated cost using the recommended provider's headline rate. Each scenario fixes average input/output tokens — the assumptions are shown in the third column.
| Scenario | Cost | Assumption |
|---|---|---|
RAG answer per 1,000 RAG answers | $2.65 < $0.01 per request | 5K input tokens (query + 4 retrieved chunks of ~1K each) and a 500-token answer. Typical SaaS knowledge-base bot. |
Support ticket triage per 10,000 tickets | $5.31 < $0.01 per request | 1K input tokens (ticket body + system prompt) and a 100-token JSON classification reply. High-volume customer support. |
Data extraction per 1,000 documents | $1.59 < $0.01 per request | 2K input tokens (a single document page) and a 500-token JSON extraction. ETL / invoice / form pipelines. |
Code review per 1,000 PRs | $4.60 < $0.01 per request | 8K input tokens (diff + surrounding files) and a 1K-token review comment. PR-bot workloads. |
Agent step per 1,000 steps | $5.30 < $0.01 per request | 12K input tokens (long-running tool history) and a 600-token tool-call decision. Cost per agent step. |
料金詳細
推奨料金 (提供元): ofox · volcengine/doubao-seed-2.1-turbo
最安プロバイダー: volcengine-coding-plan · Unknown 入力 + Unknown 出力
3 か所で利用可能
| プロバイダー | プロバイダーモデルID | 入力 / 1M | 出力 / 1M | コンテキスト | リリース日 |
|---|---|---|---|---|---|
| NanoGPT nano-gpt | bytedance/doubao-seed-2.1-turbo | $0.500 | $2.50 | 256K | 2026-06-23 |
| Volcengine Ark Coding Plan volcengine-coding-plan | doubao-seed-2.1-turbo | Unknown | Unknown | 256K | 2026-06-23 |
| Ofox ofox | volcengine/doubao-seed-2.1-turbo | $0.354 | $1.77 | 256K | 2026-06-23 |
プロバイダー間でデータに差異
- modalities varies across offerings
プロバイダーごとに本モデルの値が異なります。上部の「主要数値」は代表的プロバイダーを使用しています。詳細は表をご確認ください。
Frequently asked questions
How much does Doubao Seed 2.1 Turbo cost?
Doubao Seed 2.1 Turbo costs $0.354 per 1M input tokens and $1.77 per 1M output tokens, sourced from ofox. Cache reads, audio tokens and >200K-context tiers (where applicable) are listed in the Pricing detail block above.
What is the context window of Doubao Seed 2.1 Turbo?
Doubao Seed 2.1 Turbo has a context window of 256K tokens, with a max output of 128K tokens per reply. This is the total combined size of prompt + completion.
Does Doubao Seed 2.1 Turbo support tool calling?
No. Doubao Seed 2.1 Turbo does not support tool calling (function calling). If your workflow requires it, look at the /capabilities/tool-calling list for alternatives.
Does Doubao Seed 2.1 Turbo support structured output / JSON mode?
No. Doubao Seed 2.1 Turbo does not support structured output / JSON-schema-constrained decoding. If your workflow requires it, look at the /capabilities/structured-output list for alternatives.
Can Doubao Seed 2.1 Turbo accept image input?
No. Doubao Seed 2.1 Turbo only accepts text as input. If you need image input, see our /capabilities/vision list for current vision-capable models.
Is Doubao Seed 2.1 Turbo open-weight?
No. Doubao Seed 2.1 Turbo is a proprietary model — only ByteDance (Doubao) (and any approved hosting partners) can serve it. The pricing above reflects the cheapest API access.
What are the best alternatives to Doubao Seed 2.1 Turbo?
If Doubao Seed 2.1 Turbo doesn't fit, consider Seed 2.0 Mini, Seed 2.0 Code, Seed 2.0 Pro. Each one targets the same use case — see the Related links below for direct head-to-head pages.
Where does this data come from?
All numbers are normalised into a single canonical model record and reconciled with each provider's official documentation. We re-pull daily and write any changes (price, context, capability) to the /changelog page.
Explore more
More ByteDance (Doubao) models
- Seed 2.0 Mini$0.03 in / $0.28 out
- Seed 2.0 Code$0.50 in / $3.00 out
- Seed 2.0 Pro$0.45 in / $2.24 out
- Doubao Seed 2.0 Lite$0.09 in / $0.51 out
- Seed 1.6$0.12 in / $0.29 out
Capability lists this model is in
最終更新：
Pricing and capabilities are refreshed daily and reconciled against each provider's official documentation. Always verify critical production decisions with the provider directly.