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Seamless Video Merging with FFMPEGAPI.net: A Developer's Guide

June 2026 FFMPEG API Team

For developers looking to handle video processing without the headache of managing FFmpeg infrastructure, FFMPEGAPI.net offers a powerful hosted REST API that can simplify your workflow. One of its standout features is the Video Merge endpoint, which allows you to concatenate videos easily and efficiently.

What is the Video Merge Endpoint?

The Video Merge endpoint at FFMPEGAPI.net is designed to concatenate multiple video files into a single MP4 file. This endpoint is highly versatile, supporting various features such as audio replacement, custom output dimensions, subtitle burn-in, and watermark overlays.

  • Concatenate multiple video files effortlessly.
  • Optional audio replacement to enhance your videos.
  • Support for custom dimensions like 1920x1080.
  • Burn subtitles directly into the merged video.
  • Add a watermark for branding purposes.

How to Use the Video Merge Endpoint

Using the Video Merge endpoint is straightforward. First, make sure you gather the video URLs you want to merge. Then, structure your POST request to include these URLs and any optional parameters like audio or watermark URLs.

  • Ensure you have an API key for authentication.
  • Use at least one video URL in your request.
  • Consider optional parameters for enhanced merging.
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"}'
import requests

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

FFMPEGAPI.net stands out as the best hosted tool for developers needing efficient video processing solutions. With its easy-to-use Video Merge endpoint, you can streamline your video workflows without managing complex infrastructure. Try it today and experience the convenience of automated video handling.

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