FLUX.3 Max
flux-3-maxUse a prompt, start/end images, or up to 10 ordered keyframes. Additional images are placed at evenly spaced moments.
Pricing
Includes our margin. Charged per request from your balance.
Per second by resolution
- 720p
- $0.19
- 1080p
- $0.32
- Default duration
- 5 s
- Default resolution
- 720p
Details
- Provider
- Black Forest Labs
- Added
- Oct 20, 2026
Options
Parameters this model accepts.
| Parameter | Values | Default |
|---|---|---|
duration | 5–20 seconds Default | 5 |
keyframesOptional JSON array of image_url and frame_index pairs. Use unique frame indices from 0 through duration × 24, up to 10 images. Leave blank to use uploaded images at evenly spaced moments. | Text | — |
resolution | 720p, 1080p Default | 720p |
aspect_ratio | Auto (16:9 for text; first image otherwise), 21:9, 2:1, 16:9, 4:3, 1:1, 3:4, 9:16 Default | auto |
generateAudioGenerate synchronized audio and dialogue. | On or off Default | on |
reasoning_levelEffort spent interpreting and expanding the prompt. | Low (faster), High Default | high |