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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?

Where to run ByteDance Seed: Seed 2.1 Turbo

AI/ML API: one API key for 400+ models, including most models tracked here · Novita AI: pay-as-you-go APIs for open models (DeepSeek, Qwen, Llama and more) plus GPU cloud. Prices there follow each platform's own catalog and can differ from the list prices tracked here.

Run it on AI/ML API →Run it on Novita AI →

Disclosure: links to these platforms may be affiliate links — if you sign up or buy through them, LLMPrices may earn a commission at no extra cost to you.

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 22, 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 Z.ai: GLM 5.3 ($0.7 in / $2.2 out), MoonshotAI: Kimi K2 0711 ($0.57 in / $2.3 out), Z.ai: GLM 4.5 ($0.6 in / $2.2 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. 21 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 22, 2026, refreshed daily. How we collect prices