---
title: "flux-dev"
url: "https://docs.api.pruna.ai/apis/models-api-0/versions/7dfbc266-0f94-4c90-8518-d9e4d1a245ec/schemas/flux-dev"
---

> Full API specification: https://docs.api.pruna.ai/apis/models-api-0/versions/7dfbc266-0f94-4c90-8518-d9e4d1a245ec.md

# flux-dev

AI model for content generation. Rate limit: 150 requests per minute.

## OpenAPI definition

```yaml
openapi: 3.0.3
info:
  title: P-API
  version: 0.3.0
servers:
  - url: https://api.pruna.ai
    description: Production server
components:
  schemas:
    flux-dev:
      type: object
      required:
        - input
      properties:
        input:
          type: object
          properties:
            seed:
              title: Seed
              default: -1
              description: Random seed for reproducible generation. Use -1 for random.
              type: integer
            prompt:
              title: Prompt
              description: Text description of the image to generate.
              type: string
            guidance:
              title: Guidance
              default: 3.5
              description: Guidance scale - higher values follow the prompt more closely.
              type: number
            image_size:
              title: Image Size
              default: 1024
              description: Base image size (longest side)
              type: integer
            speed_mode:
              enum:
                - Lightly Juiced 🍊 (more consistent)
                - Juiced 🔥 (default)
                - Extra Juiced 🔥 (more speed)
                - Blink of an eye 👁️
              title: speed_mode
              description: Speed optimization level
              default: Extra Juiced 🔥 (more speed)
              type: string
            aspect_ratio:
              enum:
                - 1:1
                - 16:9
                - 21:9
                - 3:2
                - 2:3
                - 4:5
                - 5:4
                - 3:4
                - 4:3
                - 9:16
                - 9:21
              title: aspect_ratio
              description: Aspect ratio of the output image
              default: 1:1
              type: string
            output_format:
              enum:
                - png
                - jpg
                - webp
              title: output_format
              description: Output format
              default: jpg
              type: string
            output_quality:
              title: Output Quality
              default: 80
              maximum: 100
              minimum: 1
              description: Output quality (for jpg and webp)
              type: integer
            num_inference_steps:
              title: Num Inference Steps
              default: 28
              description: Number of inference steps
              type: integer
          required:
            - prompt
          additionalProperties: false
      description: "AI model for content generation. Rate limit: 150 requests per minute."
```