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

# DeepSeek V4 Flash Vision Exp

> DeepSeek V4 Flash Vision Exp: experimental multimodal model for image-aware agents.

DeepSeek V4 Flash Vision Exp is the experimental vision-capable V4 Flash route for text-and-image reasoning and multimodal agent workflows.

Call `deepseek-v4-flash-vision-exp` through MixRoute using the endpoint below.

## Key capabilities

* Vision input - Accepts text and image content
* 1M context window - Supports long multimodal sessions
* 384K maximum output - Supports extended reasoning and generation
* Tools and Responses compatibility - Supports agent-oriented workflows

## Quick example

<Tabs>
  <Tab title="cURL">
    ```bash theme={null}
    curl "https://api.mixroute.ai/v1/chat/completions" \
      -H "Authorization: Bearer YOUR_API_KEY" \
      -H "Content-Type: application/json" \
      -d '{
      "model": "deepseek-v4-flash-vision-exp",
      "messages": [{
        "role": "user",
        "content": [
          {"type": "text", "text": "Describe the image."},
          {"type": "image_url", "image_url": {"url": "https://example.com/image.jpg"}}
        ]
      }],
      "max_tokens": 256
    }'
    ```
  </Tab>
</Tabs>

## Parameters

| Parameter          | Type    | Required | Description                                       |
| ------------------ | ------- | -------- | ------------------------------------------------- |
| `model`            | string  | Yes      | Model ID. Must be `deepseek-v4-flash-vision-exp`. |
| `messages`         | array   | Yes      | Conversation messages with role and content.      |
| `image_url`        | object  | No       | Public URL or supported encoded image input.      |
| `max_tokens`       | integer | No       | Maximum generated tokens.                         |
| `reasoning_effort` | string  | No       | Reasoning level when supported.                   |
| `tools`            | array   | No       | OpenAI-compatible tool definitions.               |

## Vendor reference

* [DeepSeek models and pricing](https://api-docs.deepseek.com/quick_start/pricing/)