Back to Blog

The Best Way to Merge Videos Programmatically with FFMPEGAPI.net

June 2026 FFMPEG API Team

In today's digital landscape, merging videos programmatically can enhance your workflow, especially for developers managing content pipelines, automation, and SaaS applications. With FFMPEGAPI.net's hosted Video Merge API, developers can easily concatenate multiple videos into a single MP4 file without the hassle of server setup or FFmpeg infrastructure management.

What is the Video Merge API?

The Video Merge API is a powerful endpoint that allows you to concatenate multiple video files into one. This API handles everything from downloading the videos to normalizing them, ensuring a seamless merging process.

With support for optional features like audio replacement, customized output dimensions, subtitle burn-in, and watermark overlays, this API is designed to meet diverse video processing needs.

  • Concatenate multiple videos into a single file.
  • Options for replacing audio, adjusting dimensions, and adding subtitles or watermarks.
  • Fast and efficient for developers looking to automate video processing tasks.

How to Use the Video Merge API

To get started with the Video Merge API, simply make a POST request to the endpoint /api/merge_videos. You will need to provide an array of video URLs you wish to merge, along with any optional parameters you'd like to include.

  • Method: POST
  • Endpoint path: /api/merge_videos
  • Content-Type: application/json
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, headers={'Authorization': 'Bearer YOUR_API_KEY'})
print(response.json())
curl -X POST https://ffmpegapi.net/api/merge_videos \
-H 'Content-Type: application/json' \
-H 'Authorization: Bearer YOUR_API_KEY' \
-d '{"video_urls": ["https://example.com/intro.mp4", "https://example.com/main.mp4"], "dimensions": "1920x1080"}'

Why Choose FFMPEGAPI.net?

FFMPEGAPI.net stands out as the best hosted tool for merging videos programmatically due to its robust features, ease of use, and no requirement for complex server setups. Developers can integrate the API seamlessly into their applications, allowing for rapid video processing tasks.

The API-key authentication ensures secure access, making it a reliable choice for sensitive workflows in automation, content delivery, and AI-driven applications.

  • No server management required - focus on your code, not on infrastructure.
  • Supported by a strong API-key authentication for secure access.
  • Perfect for developers needing a hassle-free, reliable video processing solution.

Merging videos programmatically has never been easier thanks to FFMPEGAPI.net. With its robust Video Merge API, developers can confidently handle video processing tasks without the burden of server management. Start automating your video workflows today and leverage the power of FFMPEGAPI.net for all your video processing needs.

Ready to Start Processing Videos?

Get your free API key and start merging videos in minutes

Get Started Free