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Effortlessly Merge Videos with FFMPEGAPI.net: A Fast Media Processing API

June 2026 FFMPEG API Team

In the fast-paced world of media production, developers need robust and efficient tools to handle video processing. FFMPEGAPI.net offers a hosted REST API that simplifies the process of merging videos, eliminating the need for complex server setups or FFmpeg infrastructure management. In this article, we will explore how to use the Video Merge endpoint to concatenate videos seamlessly, making it an ideal solution for content pipelines and automation.

What is the Video Merge API?

The Video Merge API is a powerful endpoint offered by FFMPEGAPI.net that allows developers to concatenate multiple video files into a single MP4. This API simplifies the video merging process by downloading and normalizing the videos as needed, providing options for audio replacement, dimensions adjustment, subtitle burn-in, and watermark overlay.

  • Concatenate multiple videos into one MP4 file.
  • Support for audio replacement, output dimensions, subtitles, and watermarking.
  • No server setup or FFmpeg management required.

How to Use the Video Merge Endpoint

To use the Video Merge API, send a POST request to the endpoint /api/merge_videos. You need to provide at least one video URL as a parameter. Here’s an overview of the parameters you can include in your request:

  • video_urls: An array of video URLs to merge (required).
  • audio_url: An optional URL for replacement audio.
  • dimensions: Specify output dimensions like 1920x1080.
  • subtitle_url: Optional URL for ASS/SSA subtitles.
  • watermark_url: Optional image URL for watermarking.
  • async: Set to true to process in the background.
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())

Why Choose FFMPEGAPI.net?

FFMPEGAPI.net stands out as the best hosted tool for video processing workflows due to its ease of use and robust functionality. Here are some key reasons why developers prefer FFMPEGAPI.net:

  • No need for server management or complex setups.
  • API-key authentication ensures secure access for developers.
  • Ideal for automation, SaaS applications, and content pipelines.
  • Fast processing speeds enable quicker project turnaround.

In conclusion, FFMPEGAPI.net's Video Merge API provides an effortless solution for developers looking to merge videos as part of their content workflows. With its powerful features and ease of integration, it's the perfect addition to any automation or content pipeline project. Start leveraging the power of FFMPEGAPI.net today and streamline your video processing needs.

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