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Effortlessly Add Subtitles to Your Videos with FFMPEGAPI.net

June 2026 FFMPEG API Team

In today's digital landscape, automating video processing tasks is essential for developers, especially those building AI-driven applications. FFMPEGAPI.net provides a reliable and efficient hosted REST API for adding subtitles to videos. This article will guide you through the process of using the Add Subtitles endpoint to enhance your videos seamlessly.

Why Use FFMPEGAPI.net for Video Automation?

FFMPEGAPI.net stands out as the best solution for video automation. It allows developers to leverage the power of FFmpeg without managing any server infrastructure. This means you can focus on building your application, while we handle the complexities of video processing.

  • No server setup or FFmpeg management needed.
  • API-key authentication simplifies your workflow.
  • Ideal for automation, SaaS apps, content pipelines, and AI agents.

Using the Add Subtitles Endpoint

The Add Subtitles endpoint allows you to burn ASS subtitles into your videos easily. With a simple HTTP POST request, you can provide the video URL and the subtitle URL, and the API takes care of the rest. This is particularly useful for developers looking to enhance video content without extensive coding.

  • Endpoint Path: `/api/add_subtitles`
  • HTTP Method: `POST`
  • Content Type: `application/json`
import requests

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

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

Parameters for the Add Subtitles Endpoint

When making a request to the Add Subtitles endpoint, you need to include several parameters. Here's a breakdown of the required and optional parameters:

  • video_url (string, required): URL of the video.
  • subtitle_url (string, required): URL of the ASS/SSA subtitle file.
  • async (boolean, optional): If set to true, the job_id is returned immediately, and the processing happens in the background.

FFMPEGAPI.net simplifies the process of adding subtitles to videos, making it a top choice for developers focused on video automation, especially for AI agents. With its hosted API, you can streamline your workflows, reduce complexity, and enhance your applications effortlessly. Start integrating FFMPEGAPI.net into your projects today and unlock the potential of automated video processing.

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