Subly's API

Whether you’re looking to offer new solutions to your customers or building a more seamless process for your own team, our powerful API allows you to easily integrate Subly’s functionality into your existing platforms.

API transcription

Why Subly’s API?

Discover the ultimate solution for transcription and translation needs.  

Say goodbye to juggling between different providers, as Subly seamlessly integrates best-in-class software under one roof.

We prioritise accuracy by intelligently routing languages, ensuring you receive the most precise transcriptions and translations possible.

Experience efficiency and excellence like never before!

Do more with the Subly API

We believe we’re better together. That’s why we created the Subly API — to help our customers and our partners bring Subly’s best-in-class technology into their internal environments, eliminating the need to take recordings outside the organisation.

API documents

Keep your recordings within your internal environment.

Subly customers can integrate our functionality within internal environments and systems to streamline the transcription and translation process.

  • No need to set up new user accounts and remember additional passwords

  • Keep all your recordings within your own internal environment.

  • Streamline processes, by avoiding the uploading and downloading of content.

Embed transcription and translation into your platform.

With our powerful API, companies can help customers effortlessly subtitle, transcribe and translate their recordings.

  • White label Subly’s solutions into your platform and reduce the number of logins customers need to remember.

  • Enable customers to quickly transcribe, translate and subtitle all of their video and audio files.

  • Reduce the headache of poor quality, by allowing Subly to intelligently route languages, ensuring you receive the most precise transcriptions and translations possible.

API code documents

What types of endpoints are available?

Video caption generator


Automatically generate accurate timestamps for subtitles and transcriptions in over 30 languages.


Intelligently route languages, ensuring you receive the most precise translations in over 130 languages.

Media Burn

Export in SRT or burn the subtitles into the media directly.

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What is the benefit of using a the API?

Integrating Subly’s APIs into your internal platform will provide a seamless and secure experience for your clients or internal teams.

Why would I use your API and not just use a link to the Subly site?

By integrating Subly’s APIs into your platform, your team or your clients will never need to leave your internal platforms, or have the need to log in to Subly. No need to manage subscription plans and team access as it would be managed on your internal platform.

Is the Subly API white labeled or does a customer always need to add “powered by Subly”?

Our APIs and iFrame can be integrated in your platforms without the need to mention Subly. We are also happy to partner with out clients and happily shout about our collaboration. It’s fully up to you.

What expertise does a company need to be able to implement an API i.e. do they need a developer and what coding language skills?

We have built Subly APIs to be easy to integrate into any platform. You will need someone that understands your platform or is familiar with the platform that you are integrating Subly APIs into.

Can I test the API?

Yes, we offer $20 of free credit to test the API.  If you have any questions during your testing, just reach out to support@getsubly and team will be happy to help.

Translate subtitles to 100+ languages.

Make your video or audio content accessible to people all over the world.

  • Generate separate closed caption files for all translated languages.

  • Up to 98% accuracy in speech recognition and it keeps improving with each passing day.

  • Pick between the subtitle mode for easy and accurate time-stamping, and plain text mode for effortless repurposing of your transcript.

Subtitle translator
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Add subtitles & captions to video.

Video engagement boost. Subtitle like a Pro with AI and professional transcribers.

Subly export options for social
  • Increase session time.

  • Make your videos enjoyable even on mute.

  • Style, edit and download subtitles to use on any platform.

AI video subtitles & captions
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Subtitle audio files.

Subtitle audio or convert audio to video with an image and subtitles.

  • Easily and automatically turn audio files into captivating videos.

  • Grow your follower base by recycling your most engaging contentin new formats.

  • Increase traffic, views, and authority by making your content more accessible.

Subtitle audio
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Audio & video transcription.

Transcribe your media files easily with AI and professional transcribers.

  • Save hours of content creation work with speech-to-text transcription.

  • Repurpose audio / video content as social media posts.

  • Get audio or video transcripts in different formats: TXT, SRT and VTT.

Transcribe audio & video
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Online subtitle editor.

No need for complex tools, make quick video edits online.

  • Add text to your videos.

  • Type and edit the subtitle text.

  • Synchronise the subtitles with the video.

Subtitle editor
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How it works • 6:08