> ## Documentation Index
> Fetch the complete documentation index at: https://docs.timbal.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# BytePlus

> Seed 2.0 and Seed 1.8 models with specs, pricing, and capabilities

<Note>Source: [BytePlus ModelArk docs](https://docs.byteplus.com/en/docs/ModelArk). All models support tool/function calling. Models with an activation warning must be enabled in the [Ark Console](https://console.byteplus.com/ark/region:ark+ap-southeast-1/models) before use.</Note>

## Seed 2.0

<CardGroup cols={2}>
  <Card title="seed-2-0-pro-260328">
    <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> Reasoning · <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> Speed

    `byteplus/seed-2-0-pro-260328`

    BytePlus's flagship Seed 2.0 model. Excels at complex reasoning, coding, and agentic tasks with deep thinking capability and multimodal understanding across text, images, and video.

    <Warning>Activation required — enable in the [Ark Console](https://console.byteplus.com/ark/region:ark+ap-southeast-1/models) before first use.</Warning>

    * \~\$0.47 / \~\$2.37
    * <Icon icon="window-maximize" size={14} /> 256K context
    * <Icon icon="keyboard" size={14} /> Text, Image, Video input
    * <Icon icon="brain" size={14} /> Deep thinking
  </Card>

  <Card title="seed-2-0-lite-260228">
    <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> Reasoning · <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> Speed

    `byteplus/seed-2-0-lite-260228`

    Cost-efficient Seed 2.0 variant optimised for high-concurrency and latency-sensitive workloads. Supports multimodal input and tool calling at a fraction of the Pro cost.

    * \$0.25 / \$1
    * <Icon icon="window-maximize" size={14} /> 256K context
    * <Icon icon="keyboard" size={14} /> Text, Image, Video input
  </Card>

  <Card title="seed-2-0-mini-260215">
    <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> Reasoning · <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> Speed

    `byteplus/seed-2-0-mini-260215`

    Lightweight Seed 2.0 model designed for edge deployments and cost-sensitive scenarios requiring fast responses with minimal resource usage.

    * \~\$0.10 / \~\$0.40
    * <Icon icon="window-maximize" size={14} /> 256K context
    * <Icon icon="keyboard" size={14} /> Text input
  </Card>
</CardGroup>

***

## Seed 1.x

<CardGroup cols={2}>
  <Card title="seed-1-8-251228">
    <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> Reasoning · <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> Speed

    `byteplus/seed-1-8-251228`

    Advanced multimodal model with deep thinking and strong agent capabilities. Supports text, image, video, and document understanding with structured output (beta) and context caching.

    * \$0.25 / \$2
    * <Icon icon="window-maximize" size={14} /> 256K context
    * <Icon icon="right-from-bracket" size={14} /> 64K max output
    * <Icon icon="keyboard" size={14} /> Text, Image, Video input
    * <Icon icon="brain" size={14} /> Deep thinking
  </Card>

  <Card title="seed-1-6-250915">
    <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> Reasoning · <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> Speed

    `byteplus/seed-1-6-250915`

    Stable text generation model from the Seed 1.x series, suited for general-purpose NLP tasks, summarisation, and instruction following.

    * \~\$0.25 / \~\$2
    * <Icon icon="window-maximize" size={14} /> 262K context
    * <Icon icon="keyboard" size={14} /> Text input
  </Card>
</CardGroup>

***

## Third-party (Ark)

<CardGroup cols={2}>
  <Card title="kimi-k2-250905">
    <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> Reasoning · <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> Speed

    `byteplus/kimi-k2-250905`

    Moonshot Kimi K2 agentic model on BytePlus ModelArk for tool calling and autonomous tasks.

    <Warning>Activation required — enable in the [Ark Console](https://console.byteplus.com/ark/region:ark+ap-southeast-1/models) before first use.</Warning>

    * \~\$0.60 / \~\$2.50
    * <Icon icon="window-maximize" size={14} /> 256K context
    * <Icon icon="keyboard" size={14} /> Text input
  </Card>

  <Card title="kimi-k2-thinking-251104">
    <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> Reasoning · <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> Speed

    `byteplus/kimi-k2-thinking-251104`

    Moonshot Kimi K2 thinking variant on BytePlus ModelArk with chain-of-thought reasoning and tool use.

    <Warning>Activation required — enable in the [Ark Console](https://console.byteplus.com/ark/region:ark+ap-southeast-1/models) before first use.</Warning>

    * \~\$0.60 / \~\$2.50
    * <Icon icon="window-maximize" size={14} /> 256K context
    * <Icon icon="keyboard" size={14} /> Text input
    * <Icon icon="brain" size={14} /> Thinking
  </Card>

  <Card title="deepseek-v4-pro-260425">
    <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> Reasoning · <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> Speed

    `byteplus/deepseek-v4-pro-260425`

    DeepSeek V4 Pro on BytePlus ModelArk: frontier open MoE for coding, reasoning, and long-context agent workloads.

    <Warning>Activation required — enable in the [Ark Console](https://console.byteplus.com/ark/region:ark+ap-southeast-1/models) before first use.</Warning>

    * \~\$0.47 / \~\$2.37
    * <Icon icon="window-maximize" size={14} /> 256K context
    * <Icon icon="keyboard" size={14} /> Text input
  </Card>

  <Card title="deepseek-v4-flash-260425">
    <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> Reasoning · <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> Speed

    `byteplus/deepseek-v4-flash-260425`

    Cost-efficient DeepSeek V4 Flash on BytePlus ModelArk for fast reasoning and agent workloads.

    <Warning>Activation required — enable in the [Ark Console](https://console.byteplus.com/ark/region:ark+ap-southeast-1/models) before first use.</Warning>

    * \~\$0.25 / \~\$1
    * <Icon icon="window-maximize" size={14} /> 256K context
    * <Icon icon="keyboard" size={14} /> Text input
  </Card>

  <Card title="deepseek-v3-2-251201">
    <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> Reasoning · <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> Speed

    `byteplus/deepseek-v3-2-251201`

    DeepSeek V3.2 on BytePlus ModelArk with improved reasoning and tool use over V3.1.

    * \~\$0.25 / \~\$1
    * <Icon icon="window-maximize" size={14} /> 256K context
    * <Icon icon="keyboard" size={14} /> Text input
  </Card>

  <Card title="deepseek-r1-250528">
    <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> Reasoning · <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> Speed

    `byteplus/deepseek-r1-250528`

    DeepSeek R1 reasoning model on BytePlus ModelArk (May 2025 checkpoint).

    <Warning>Activation required — enable in the [Ark Console](https://console.byteplus.com/ark/region:ark+ap-southeast-1/models) before first use.</Warning>

    * \~\$0.50 / \~\$2
    * <Icon icon="window-maximize" size={14} /> 256K context
    * <Icon icon="keyboard" size={14} /> Text input
    * <Icon icon="brain" size={14} /> Thinking
  </Card>

  <Card title="gpt-oss-120b-250805">
    <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> Reasoning · <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> Speed

    `byteplus/gpt-oss-120b-250805`

    OpenAI GPT OSS 120B on BytePlus ModelArk. Apache 2.0.

    * \~\$0.15 / \~\$0.60
    * <Icon icon="window-maximize" size={14} /> 128K context
    * <Icon icon="keyboard" size={14} /> Text input
  </Card>

  <Card title="glm-4-7-251222">
    <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> Reasoning · <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> Speed

    `byteplus/glm-4-7-251222`

    Zhipu GLM-4.7 on BytePlus ModelArk for coding, reasoning, and agentic tasks.

    * \~\$0.25 / \~\$1
    * <Icon icon="window-maximize" size={14} /> 128K context
    * <Icon icon="keyboard" size={14} /> Text input
  </Card>

  <Card title="seed-2-0-code-preview-260328">
    <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> <Icon icon="lightbulb" size={14} /> Reasoning · <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> <Icon icon="bolt" size={14} /> Speed

    `byteplus/seed-2-0-code-preview-260328`

    Seed 2.0 code-specialized preview on BytePlus ModelArk for agentic coding workloads.

    <Warning>Activation required — enable in the [Ark Console](https://console.byteplus.com/ark/region:ark+ap-southeast-1/models) before first use.</Warning>

    * \~\$0.25 / \~\$1
    * <Icon icon="window-maximize" size={14} /> 256K context
    * <Icon icon="keyboard" size={14} /> Text input
  </Card>
</CardGroup>