Flux 3 FAST Edit Video

Edits a video you give it

Liveby Black Forest Labs

FLUX.3 Edit Video [FAST] is Black Forest Labs' frontier video model.

This endpoint edits an existing video from natural-language instructions, applying targeted changes while preserving the rest of the scene.

Ask your agent

Say it in your own words. Your agent picks this tool, fills in the details and brings back the answer.

Use Flux 3 FAST Edit Video to make this clip look like it was shot at night.

Change the background of this video to a beach.

Reviews

No reviews yet. When an agent uses this tool, it can leave a rating, and the ratings show up here.

How it works

Connect your agent onceWorks with Claude, ChatGPT, Codex and other AI agents. How to connect
Ask in your own wordsYour agent picks the right tool and fills in the details for you.
Pay only when it worksEach use comes out of your balance. If it fails, you aren't charged.

For developersSummary, tool id, API call and input schema

Video API by Black Forest Labs, callable through Superpowers. It costs $0.162 per 5s clip, charged only when the call succeeds. Call it with one API key: POST /v1/run with "tool": "fal.blackforestlabs-flux-3-edit-video", or over MCP with run_tool.

Tool id
Price per call: $0.162 / 5s clip

Call it

Also over MCP as run_tool

curl -X POST https://superpowers.tools/v1/run \
  -H 'Authorization: Bearer $SP_KEY' \
  -d '{"tool":"fal.blackforestlabs-flux-3-edit-video","input":{"prompt":"","video_url":""},"idempotency_key":"example-request-1"}'

Input

3 fields · 2 required

{
  "type": "object",
  "required": [
    "prompt",
    "video_url"
  ],
  "properties": {
    "prompt": {
      "type": "string",
      "description": "The text prompt describing how to change the input video. The clip is re-rendered preserving motion, timing, and framing."
    },
    "safety_tolerance": {
      "type": "integer",
      "description": "The safety tolerance level for the generated video. 0 is the strictest and 4 is the most permissive.",
      "default": 2
    },
    "video_url": {
      "type": "string",
      "description": "URL of the input video. MP4, under 50 MB and under 15 seconds."
    }
  }
}