Studio route
Veo 3.1 Fast
fal-ai/veo3.1/fast/first-last-frame-to-video
What you get
- Video clip animated between your keyframes
Limits & combinations
- Text prompt: required
- Start frame image: exactly 1 (required)
- End frame image: exactly 1 (required)
- Combinations: Typical i2v: 1 start image; multi-ref not on this route
What you send
Required
- Text prompt
- Start frame (1) + end frame (1)
Quick summary: Text prompt · Start frame (1) + end frame (1)
Generate workflows
About 94 workflow templates in EchoClip can use a model with these input requirements when you pick this route in the model dropdown.
Contract source: integrated_audit. OpenAPI-backed rows reflect fal field requirements; heuristic rows follow catalog kind + route id until schema cache is warmed.