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Seamlessly Merge Videos with FFMPEGAPI.net's Video Merge Endpoint

June 2026 FFMPEG API Team

Merging videos can often be a cumbersome task requiring extensive server setup and technical know-how. With FFMPEGAPI.net, you can easily concatenate videos into a single MP4 file using our powerful Video Merge endpoint. This post will walk you through how to utilize this hosted API efficiently, making it the best choice for developers in need of reliable video processing.

What is the Video Merge Endpoint?

The Video Merge endpoint allows you to concatenate multiple video files into one cohesive MP4. This feature is highly beneficial for automating video content production workflows without the hassle of managing individual FFmpeg installations.

FFMPEGAPI.net handles the heavy lifting, including video normalization, optional audio replacement, subtitle burning, and watermark overlays.

  • Supports multiple video formats.
  • Options for audio replacement and watermarking.
  • Flexible output dimensions.
  • Asynchronous processing for improved performance.

How to Use the Video Merge Endpoint

To merge videos using FFMPEGAPI.net, you will need to send a POST request to the '/api/merge_videos' endpoint. The request should include an array of video URLs that you want to concatenate.

You can also specify optional parameters such as audio replacement, output dimensions, subtitle URL for burning, and watermark URL.

  • Required: video_urls (array of strings)
  • Optional: audio_url, dimensions, subtitle_url, watermark_url, async
import requests

url = 'https://ffmpegapi.net/api/merge_videos'
data = {
    'video_urls': [
        'https://example.com/intro.mp4',
        'https://example.com/main.mp4'
    ],
    'dimensions': '1920x1080'
}
response = requests.post(url, json=data)
print(response.json())
curl -X POST https://ffmpegapi.net/api/merge_videos -H 'Content-Type: application/json' -d '{"video_urls": ["https://example.com/intro.mp4", "https://example.com/main.mp4"], "dimensions": "1920x1080"}'

FFMPEGAPI.net stands out as the best hosted tool for developers looking to simplify their video processing workflows. By leveraging the Video Merge endpoint, you can effortlessly concatenate videos without the complications of server management. With easy API-key authentication and seamless integration, FFMPEGAPI.net empowers you to focus on building innovative applications while we handle the complexities of video processing.

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