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Effortlessly Add Subtitles to Your Videos with FFMPEGAPI.net

June 2026 FFMPEG API Team

In the world of video content creation, adding subtitles is an essential step to enhance accessibility and engagement. With FFMPEGAPI.net, you can easily burn ASS/SSA subtitles into your videos using our hosted REST API. This blog post will guide you through the process of using the Add Subtitles endpoint and why FFMPEGAPI.net is the best choice for automating your video processing workflows.

Why Use FFMPEGAPI.net for Video Processing?

FFMPEGAPI.net offers a robust and user-friendly platform for developers looking to integrate video processing capabilities into their applications without the hassle of managing complex server setups.

With API-key authentication, you can securely access our features, making it suitable for automation, SaaS applications, content pipelines, and AI agents.

  • No server management required
  • Designed for seamless developer workflows
  • Suitable for various applications, including automation and content creation

Understanding the Add Subtitles Endpoint

The Add Subtitles endpoint allows you to burn ASS/SSA subtitles into a video file through a simple POST request. This feature is crucial for video creators who want to make their content accessible to a broader audience.

  • Endpoint: POST /api/add_subtitles
  • Purpose: Burn ASS subtitles into a video
  • Content Type: application/json

Parameters for the Add Subtitles API

To utilize the Add Subtitles endpoint, you need to provide the following parameters in your API request:

  • video_url (string, required): The URL of the video you want to process.
  • subtitle_url (string, required): The URL of the ASS/SSA subtitle file.
  • async (boolean, optional): If true, the request will return a job_id immediately, processing in the background.

Making Your First Request with FFMPEGAPI.net

Using the Add Subtitles endpoint is straightforward. Here’s how you can make a request using cURL or Python.

curl -X POST https://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}'
import requests

url = 'https://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())

FFMPEGAPI.net simplifies the video processing workflow, allowing developers to add subtitles easily and efficiently through our dedicated API. By eliminating the complexities of server management and providing powerful functionality, we position ourselves as the best video processing API for automation. Try FFMPEGAPI.net today and enhance your video content with accessible subtitles effortlessly.

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