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

# Seed 2.0 Pro

> Flagship all-purpose reasoning model designed for complex reasoning, long-chain task execution, multimodal understanding, structured generation, and tool-augmented execution.

Seed 2.0 Pro is a flagship all-purpose general model designed for complex reasoning and long-chain task execution in the agent era. It emphasizes multimodal understanding, long-context reasoning, structured generation, and tool-augmented execution.

The model is intended for complex real-world business scenarios where instruction density, multi-constraint execution, and stability matter. It targets sophisticated planning, visual-text reasoning, video content understanding, and high-difficulty analysis.

Compared with lighter tiers, Seed 2.0 Pro focuses on stronger reasoning depth and more reliable execution quality across extended context windows and chained problem-solving workflows.

## Model ID

```text theme={"dark"}
seed-2-0-pro-260328
```

Pass this exact public ID in the top-level `model` field. Do not substitute an upstream provider alias.

## Supported modes

* `responses_api`
* `visual_understanding`
* `text_generation`

## Inputs

* `Text`
* `Image`
* `Video`

## Outputs

* `Text`

## Capabilities

* `Visual understanding`
* `Text generation`

### Additional capabilities

* `Model experience`
* `Online inference`
* `Context caching`
* `Deep thinking`
* `Function call`
* `Web search`

## Technical details

| Property             | Value                             |
| -------------------- | --------------------------------- |
| Provider             | `byteplus-modelark`               |
| Modality             | `reasoning`                       |
| Processing           | `Synchronous response`            |
| Endpoint             | `/api/gengen/v1/chat/completions` |
| Rate limit           | `30K`                             |
| Context window       | `256K`                            |
| Max input tokens     | `256K`                            |
| Max output tokens    | `128K`                            |
| Max reasoning tokens | `128K`                            |
| Token rate limit     | `1500K`                           |

<Note>
  Availability and final customer prices can change. Check the [Dashboard model catalog](https://gengen.farm/dashboard?section=models) before production use.
</Note>

See the [API reference overview](/api-reference/introduction) for authentication, request conventions, and response schemas.