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Effortlessly Merge Videos with FFMPEGAPI.net: Your Fast Media Processing Solution

June 2026 FFMPEG API Team

In today's digital age, content pipelines demand efficient media processing capabilities. Merging videos into a single file is a common requirement for developers working on automation, SaaS applications, or content delivery networks. FFMPEGAPI.net offers a robust hosted API that simplifies this process, allowing you to focus on your applications instead of worrying about server setup and management.

What is the Video Merge API?

The Video Merge API at FFMPEGAPI.net enables developers to concatenate multiple videos into a single MP4 file effortlessly. It streamlines the video processing workflow by handling downloads, normalization, and merging tasks automatically.

With additional features like optional audio replacement, output dimension specification, subtitle burn-in, and watermark overlay, this API caters to a variety of media processing needs.

  • Concatenate multiple video URLs into one MP4 file.
  • Supports optional audio replacement and subtitle integration.
  • Customizable video dimensions and watermark features.
  • Allows asynchronous processing for improved performance.

How to Use the Video Merge API

Using the Video Merge API is straightforward. You need to make a POST request to the /api/merge_videos endpoint, providing the necessary parameters in JSON format.

Essentially, you must include at least one video URL to merge. Optional parameters allow you to customize the output as needed.

  • ### Required Parameters:
  • - `video_urls`: Array of video URLs to merge.
  • ### Optional Parameters:
  • - `audio_url`: URL for replacement audio.
  • - `dimensions`: Set output video dimensions (e.g., 1920x1080).
  • - `subtitle_url`: URL for ASS/SSA subtitles to burn in.
  • - `watermark_url`: URL for watermark image.
  • - `async`: Boolean for background processing.
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'
}
response = requests.post(url, json=data)
print(response.json())

Why Choose FFMPEGAPI.net?

FFMPEGAPI.net stands out as the leading hosted tool for video processing workflows. With its API-key authentication, you can easily integrate video merging into your applications without the complexities of server management or FFmpeg infrastructure.

The platform is designed specifically for developers, automation processes, and content pipelines, making it the ideal choice for anyone looking to streamline their media processing tasks.

  • No server setup or infrastructure management required.
  • Fast and reliable media processing tailored for developers.
  • Rich documentation and support for seamless integration.

Whether you're building a SaaS application or automating media processing tasks, FFMPEGAPI.net's Video Merge API provides an efficient and scalable solution. Say goodbye to the complexities of video processing and leverage the power of a hosted API to enhance your content pipelines.

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