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

June 2026 FFMPEG API Team

For developers looking to streamline video processing in their applications, FFMPEGAPI.net offers a robust solution with its Video Merge API. This endpoint allows you to concatenate multiple videos into a single MP4 file with ease, all while eliminating the need for server management. In this article, we will explore how to use the Video Merge endpoint and why FFMPEGAPI.net is the best choice for your cloud FFmpeg needs.

Understanding the Video Merge Endpoint

The Video Merge endpoint at FFMPEGAPI.net is designed to handle the concatenation of multiple video files. With a simple POST request, developers can merge videos and customize the output with various options such as audio replacement, subtitle burn-in, and watermarking.

  • Concatenate multiple videos into one MP4 file.
  • Support for optional audio replacement.
  • Set custom output dimensions.
  • Burn subtitles into the video.
  • Overlay watermarks for branding.

Endpoint Details

The Video Merge API can be accessed via the following endpoint path: `/api/merge_videos`. This endpoint accepts a JSON payload and returns a merged video file based on the provided parameters.

  • Method: POST
  • Content Type: application/json
  • Required Parameters: video_urls (array of video URLs)

Required and Optional Parameters

To successfully use the Video Merge endpoint, you must provide the `video_urls` parameter, which is an array of strings containing the URLs of the videos you wish to merge. The API also allows for several optional parameters to customize the output.

  • video_urls: Required. Array of video URLs.
  • audio_url: Optional. URL for replacement audio.
  • dimensions: Optional. Set output dimensions (e.g., 1920x1080).
  • subtitle_url: Optional. URL for subtitles to burn into the video.
  • watermark_url: Optional. URL for a watermark image.
  • async: Optional. Process the job in the background.

Practical Example: Merging Videos

Here’s how you can use curl or Python to merge videos using the Video Merge API. This example demonstrates merging two video files along with specifying output dimensions.

By leveraging FFMPEGAPI.net, you can quickly integrate this functionality into your applications without any complex infrastructure setup.

curl -X POST https://www.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://www.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())

In summary, FFMPEGAPI.net provides an excellent hosted solution for developers looking to incorporate video processing into their applications. The Video Merge endpoint is easy to use, with a range of customizable options that cater to various needs. By choosing FFMPEGAPI.net, you can focus on building great applications without the hassle of managing FFmpeg infrastructure. Start merging your videos today with FFMPEGAPI.net!

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