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ByteDance Seed: Seed 2.1 Turbo API Pricing

ByteDance Seed: Seed 2.1 Turbo is an API model from bytedance-seed. It costs $0.5 per 1M input tokens and $2.5 per 1M output tokens. Its context window is 262,144 tokens with up to 235,929 output tokens. A workload of 10M input + 2M output tokens costs about $10 per month.
Input
$0.5
per 1M tokens
Output
$2.5
per 1M tokens
Cached input
—
per 1M tokens
Context window
262K
262,144 tokens
Blended (80/20)
$0.9
per 1M tokens

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...

How much does ByteDance Seed: Seed 2.1 Turbo cost for a real workload?

At 10M input + 2M output tokens per month, ByteDance Seed: Seed 2.1 Turbo costs about $10 ($5 input + $5 output). Try your own volumes in the cost calculator.

What are cheaper alternatives to ByteDance Seed: Seed 2.1 Turbo?

Compare ByteDance Seed: Seed 2.1 Turbo with other models

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Frequently asked questions

How much does ByteDance Seed: Seed 2.1 Turbo cost?

ByteDance Seed: Seed 2.1 Turbo costs $0.5 per 1M input tokens and $2.5 per 1M output tokens (list price, snapshot October 21, 2026). At 10M input + 2M output tokens per month that is about $10.

What is the context window of ByteDance Seed: Seed 2.1 Turbo?

ByteDance Seed: Seed 2.1 Turbo has a context window of 262,144 tokens and can return up to 235,929 output tokens per response.

What are cheaper alternatives to ByteDance Seed: Seed 2.1 Turbo?

Cheaper models include MoonshotAI: Kimi K2 0711 ($0.57 in / $2.3 out), Z.ai: GLM 4.5 ($0.6 in / $2.2 out), Moondream: Moondream 3 Preview ($0.3 in / $2.5 out). See the full list on this page.

Is ByteDance Seed: Seed 2.1 Turbo free to use?

No. ByteDance Seed: Seed 2.1 Turbo is a paid model at $0.5 input / $2.5 output per 1M tokens. 20 free models are listed on the free models page.

Provider: bytedance-seed · Model ID: bytedance-seed/seed-2-1-turbo · Modality: text+image+video->text · Price snapshot October 21, 2026, refreshed daily. How we collect prices