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ByteDanceOpen-weight·262K context·— params

Seed 1.6bytedance/seed-1-6

Seed 1.6 is a general-purpose model released by the ByteDance Seed team. It incorporates multimodal capabilities and adaptive deep thinking with a 256K context window.

Cheapest blended:$0.69 / 1M tokenson ByteDance Doubao (Volcengine) · 1 provider listed

Pricing across providers

Sort by:
ProviderInput /1MOutput /1MBlended /1MLatency p50FormatFreshnessAction
ByteDance Doubao (Volcengine)
seed-1.6
$0.25$2.00$0.69—OpenAI-compatibleNeeds 27d agoTry →

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Works with

Point any of these clients at a hosting's base URL — they all speak at least one of this model's endpoint protocols (OPENAI_COMPATIBLE).

Capabilities

Code samples

Example using ByteDance Doubao (Volcengine) — the cheapest hosting for this model as of last verification. Swap base_url and model to use a different provider from the matrix above.

from openai import OpenAI

client = OpenAI(
    api_key="YOUR_API_KEY",
    base_url="https://ark.cn-beijing.volces.com/api/v3",
)

response = client.chat.completions.create(
    model="seed-1.6",
    messages=[{"role": "user", "content": "Hello!"}],
)
print(response.choices[0].message.content)

Technical specs

Context
262K
Max output
33K
Parameters
—
Release
—
Training cutoff
—
License
—

Similar models

Compare with

  • Seed 1.6 vs GLM 4.5V
    Comparison planned — not yet published
  • Seed 1.6 vs GLM 4.6V
    Comparison planned — not yet published
  • Seed 1.6 vs GLM 5V Turbo
    Comparison planned — not yet published

Frequently asked

How much does Seed 1.6 cost?+
The cheapest public hosting is $0.69 per 1M blended tokens on ByteDance Doubao (Volcengine). 1 total providers are listed above with per-input / per-output / cached pricing.
How do I access Seed 1.6 from outside China?+
All hostings listed above support global access. The official API (e.g. api.deepseek.com, dashscope-intl.aliyuncs.com) accepts international credit cards and does not require a Chinese mobile number. For privacy-sensitive workloads, third-party aggregators like Together.ai host the model on US/EU infrastructure.
Is Seed 1.6 open-source? Can I fine-tune it?+
Yes. Seed 1.6 is open-weight under the unspecified license. Weights are available on Hugging Face for local inference, fine-tuning, and commercial use (see license for specific terms).
Is Seed 1.6 OpenAI-compatible?+
Most listed hostings expose an OpenAI-compatible API, so you can point an existing openai SDK client at the Provider's base_url and use the Provider's model name. See the Code Samples above for a copy-pasteable example.
What's the maximum context window for Seed 1.6?+
The model supports up to 262,144 tokens of context (input + output). Some hosted versions may impose a smaller limit — check the "Context" column in the pricing matrix for each provider.