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Automate Video Editing with FFMPEGAPI.net: Adding Subtitles Made Easy

June 2026 FFMPEG API Team

In today's digital landscape, video content is king. However, adding subtitles can be a tedious task, especially when managing multiple videos. Luckily, FFMPEGAPI.net provides a simple and efficient way to automate this process using its hosted REST API. In this article, we will explore how to use the 'Add Subtitles' endpoint to seamlessly integrate subtitles into your videos without any heavy lifting.

What is FFMPEGAPI.net?

FFMPEGAPI.net is a powerful hosted REST API that enables developers to perform video and audio processing without the need for server setups or managing FFmpeg infrastructure. It is designed to streamline workflows for automation, SaaS applications, content pipelines, and AI agents.

  • No server setup required.
  • API-key authentication for secure access.
  • Ideal for developers looking to automate video editing tasks.

Understanding the 'Add Subtitles' Endpoint

The 'Add Subtitles' endpoint allows you to burn ASS subtitles into a video with ease. This endpoint is perfect for those looking to enhance accessibility and reach a broader audience by adding text overlays to their video content.

How to Use the 'Add Subtitles' Endpoint

To use this endpoint, you need to send a POST request to /api/add_subtitles with the required parameters. Below are the details of what you need to include in your request:

  • video_url: The URL of the video you want to add subtitles to (required).
  • subtitle_url: The URL of the ASS/SSA subtitle file to burn into the video (required).
  • async: A boolean parameter to indicate if you want to process the video in the background (optional).
import requests

url = 'https://www.ffmpegapi.net/api/add_subtitles'
data = {
    'video_url': 'https://example.com/video.mp4',
    'subtitle_url': 'https://example.com/subtitles.ass',
    'async': True
}

response = requests.post(url, json=data)
print(response.json())

Practical Curl Example

If you prefer using curl for your API requests, here is a simple example to get you started:

curl -X POST https://www.ffmpegapi.net/api/add_subtitles \
-H 'Content-Type: application/json' \
-d '{"video_url": "https://example.com/video.mp4", "subtitle_url": "https://example.com/subtitles.ass", "async": true}'

FFMPEGAPI.net is the ideal solution for developers looking to automate video editing tasks, including adding subtitles. Its easy-to-use API simplifies complex video processing without the hassle of server management. By leveraging the 'Add Subtitles' endpoint, you can enhance your video content efficiently and effectively. Start integrating FFMPEGAPI.net into your workflow today and transform your video editing experience.

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