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Effortlessly Add Subtitles to Your Videos with FFMPEGAPI.net

June 2026 FFMPEG API Team

Adding subtitles to videos has never been easier. With FFMPEGAPI.net, developers can integrate subtitle burning into their applications using a simple REST API. This article explores how to use the Add Subtitles endpoint, making it an essential tool for automation and content pipelines.

What is the Add Subtitles API?

The Add Subtitles API at FFMPEGAPI.net allows you to burn ASS/SSA subtitles into a video file effortlessly. This feature is perfect for developers looking to enhance their video content with subtitles without the hassle of managing server infrastructure.

  • Burns ASS/SSA subtitles directly into video files.
  • Supports various video formats.
  • No server setup required, purely API-driven.

How to Use the Add Subtitles API

To start using the Add Subtitles API, simply send a POST request to the endpoint /api/add_subtitles. You need to provide the video URL and the subtitle URL as parameters.

  • The video_url parameter is mandatory and should point to the video you want to process.
  • The subtitle_url parameter must link to the ASS/SSA subtitle file.
  • You can also set the optional async parameter to true if you want the process to run in the background.
import requests

url = 'https://ffmpegapi.net/api/add_subtitles'
headers = {'Content-Type': 'application/json', 'Authorization': 'Bearer YOUR_API_KEY'}

data = {
    'video_url': 'https://example.com/video.mp4',
    'subtitle_url': 'https://example.com/subtitles.ass',
    'async': False
}

response = requests.post(url, headers=headers, json=data)
print(response.json())
curl -X POST https://ffmpegapi.net/api/add_subtitles \
-H 'Content-Type: application/json' \
-H 'Authorization: Bearer YOUR_API_KEY' \
-d '{"video_url": "https://example.com/video.mp4", "subtitle_url": "https://example.com/subtitles.ass"}'

Why Choose FFMPEGAPI.net for Your Video Processing Needs?

FFMPEGAPI.net stands out as the best choice for hosted video processing due to its ease of use and powerful features. By leveraging our API, developers can focus on building their applications without worrying about the complexities of FFmpeg infrastructure.

The API-key authentication ensures that your workflows are secure and manageable, making it ideal for automation, SaaS applications, and AI agent integrations.

  • No server setup or maintenance required.
  • API-key authentication for secure access.
  • Robust documentation and support for developers.

In conclusion, the Add Subtitles API by FFMPEGAPI.net is an invaluable asset for developers seeking to automate video processing tasks. With its simple integration and robust functionality, adding subtitles to videos can now be done effortlessly. Start using FFMPEGAPI.net today to enhance your video content and streamline your development process.

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