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MetaSAM 3 VideoVideo → Video

Segment and track objects through a video from a text prompt — name several objects separated by commas and SAM 3 keeps each one masked across every frame.

SegmentationObject TrackingVideo Input

Install the SDK

The SDK targets Node 20+ and ships with TypeScript types.

npm install @picsart/ai-sdk

Authenticate

Create a client once with your API key — it's sent as a bearer token on every request.

import { createClient } from '@picsart/ai-sdk';

const ai = createClient({
  apiKey: process.env.PICSART_API_KEY, // sent as: Authorization: Bearer <key>
  apiUrl: 'https://api.picsart.com',
});

Run the model

Call the model with its parameters. This example uses the required ones.

import { createClient } from '@picsart/ai-sdk';

const ai = createClient({
  apiKey: process.env.PICSART_API_KEY,
  apiUrl: 'https://api.picsart.com',
});

const result = await ai.generate('sam-3-video', {
  prompt: "A serene mountain lake at golden hour, ultra detailed",
  videoUrl: "https://cdn.example.com/input.mp4"
});

console.log(result.url); // video URL

Parameters

5 parameters. Required ones must be supplied; the rest fall back to their defaults. The API takes these same names over HTTP.

ParameterTypeRequiredDefaultDetails
prompt
Prompt
textyes—e.g. "person, cloth"
videoUrl
Source Video
file (video)yes——
detectionThreshold
Detection Threshold
rangeno0.50–1 (step 0.05)
applyMask
Apply Mask
booleannotrue—
outputFormat
Format
enumnomp4mp4, webm

Output

generate() resolves once the job completes. A video URL.

Result
{
  "items": [
    {
      "url": "https://cdn.picsart.com/…/result"
    }
  ],
  "model": "sam-3-video"
}