Getting Started
- Introduction
  - About CaptionHub
  - Key concepts / glossary
- Interface overview
  - Dashboard
  - Project page
  - Caption Editor
  - Projects page
- Team settings
  - Team settings overview
  - Review and approve
  - Enterprise security features
  - Defaults for captions
  - Transcription
  - Languages
- First steps
  - Upload a video
  - Create original captions
- SSO setup
  - Setting up SSO
Training videos
- Intro
  - CaptionHub overview
- Tutorials
  - Tutorial: Handover
  - Tutorial: Managing users
  - Tutorial: Team Settings
  - Tutorial: Interface overview
  - Tutorial: Configuring caption limits
  - Tutorial: Creating your first project and original captions
  - Tutorial: Creating original captions - Uploading timed text
  - Tutorial: Creating original captions - Importing a transcript
  - Tutorial: Using the editor - Introduction to the timeline
  - Tutorial: Using the editor - Editing captions in the spreadsheet
  - Tutorial: Translating in CaptionHub - Using Machine Translation (MT)
  - Tutorial: Automation
  - Tutorial: Integrations Overview
  - Tutorial: Phrase with Automation
  - Tutorial: Live transcript widget
Projects, users & teams
- Projects
  - Creating a project
  - Edit Project Info
  - Advanced options
  - Organising projects: tags and tagging
  - Replacing project video
  - Deleting a project
  - Archiving a project
  - Video and audio format support
- Users
  - User roles
  - Creating users
  - Editing users
  - Permissions matrix
  - Resetting users' passwords
  - Setting up MFA
  - Enforcing MFA
  - Resetting MFA
Creating and editing captions
- Creating original captions
  - Create original captions
  - Auto transcribe
  - Importing a transcript
  - Create captions from timed text
  - Starting from scratch
  - Caption limits
  - Custom dictionaries
  - Custom dictionary examples
  - Speaker detection
  - Source propagation
  - Caption track 2
  - Automatic identification of on-screen text
- Using the editor
  - Interface overview
  - Adjusting captions in the timeline
  - Adjusting captions in the spreadsheet
  - Warnings and limits
  - Exporting with validation warnings / errors
  - Keyboard shortcuts
  - Spellcheck in CaptionHub
  - Project metadata
  - Caption metadata
  - Re-align captions
  - Find & replace
- Translating in CaptionHub
  - Supported translation engines
  - Using Machine Translation (MT)
  - Using termbases
  - Pivot languages
Workflow & collaboration
- CaptionHub workflows
  - Workflows overview
  - Direct assignment workflow
  - Direct assignment with review workflow
  - Self serve workflow
  - Self serve with review workflow
  - Claim expiry
  - Assignment limiting
  - Approving a captionset
  - Handing over a captionset
- Translating outside of CaptionHub
  - Phrase connector
  - Trados connector
  - Round tripping timed text
- Collaboration
  - Segmentation and simultaneous translation
  - Add a producers to a project
  - Managing viewing / editing permissions for linguists
  - Notes and commenting
- Tracking activity
  - Snapshots
  - Activity logs
  - Status icons
- Teams
  - Teams overview
  - Multiple teams
- Automation
  - Automation overview
  - Setting up Automation templates
  - Setting up Automation templates with CaptionHub Connect
Connectors
- Overview
  - Managing connectors
- Video platforms
  - Configure the Brightcove connector
  - Configure the Qumu VCC connector
  - Configure the Qumu Cloud connector
  - Configure the JW Player connector
  - Configure the Mux connector
  - Configure the Vimeo connector
  - Configure the YouTube connector
  - Configure the Cloudflare Stream connector
  - Configure the Google Drive connector
  - Configure the Kaltura connector
- MT engines
  - Amazon Translate
  - Language Weaver
  - DeepL
  - Google Translate
- TMS connectors
  - Phrase
  - Trados
Exporting finished work
- Subtitle export
  - Export timed text
  - Subtitle formats
  - Creating burnt-in subtitles
  - Formatting burnt-in subtitles
  - Custom fonts for burnt-in subtitles
- CaptionHub Voiceover
  - CaptionHub Voiceover
  - Voice dictionaries
- Creating deliverables
  - Exporting burnt-in subtitles with Adobe Premiere
  - Creating movies with embedded subtitle tracks
- Publishing from CaptionHub
  - Publishing subtitles and Voiceover
  - Language labels
Analytics
- First steps
  - Analytics overview
  - Using Analytics
CaptionHub Live
- Live captioning
  - Introduction to live captions
  - Improve captioning and translation quality
  - Selecting which captions to show
  - Export VTTs from a live stream
  - Speaker detection in live streams
  - Select the audio track for transcription
  - Display audio events
  - Primary and secondary transcription services
  - Known issues with live captions
- Supported HLS streams
  - Supported HLS streams
  - Live captions for a Brightcove Live stream
  - Live captions for a Mux stream
  - Live captions for a AWS MediaPackage HLS stream
  - Live captions for a Cloudflare Live stream
- HLS integration
  - Introduction to HLS integration
  - Integrate captions into your HLS stream
  - Use a modified HLS manifest from CaptionHub
- Plugin integration
  - Integrate using the CaptionHub Live plugin
  - Brightcove plugin support for live captions
  - Video.js plugin support for live captions
  - THEOplayer plugin for live captions
  - HLS.js plugin for live captions
  - Mux plugin for live captions
  - Live transcript widget
- Live API integration
  - Integrate with the API
  - Downloading captions via our API
  - Receive new captions via a webhook
- Brightcove Live
  - Import a Brightcove Live project into CaptionHub
  - Requirements for a Brightcove Live stream
  - Configure the CaptionHub Live plugin for the Brightcove player
  - Update the CaptionHub plugin in Brightcove
  - Brightcove Live pre-flight checklist - before you start a stream
  - Increase the HLS segment size in Brightcove
CaptionHub Connect
- Overview
  - What is CaptionHub Connect?
  - CaptionHub Connect for clients
  - CaptionHub Connect for vendors
  - CaptionHub Connect with Automation
FAQ and Troubleshooting
- Frequently asked questions
  - Using CaptionHub
  - Billing
  - Security
  - Infrastructure
  - Service & support
  - Cookies
  - Email notifications
  - Subtitle specifications / style guides
- Troubleshooting
  - Accessing browser data
  - Resetting your browser
  - Text encoding
  - External resources
Developers
- API
  - Get started with our API
  - Create an API key
  - Webhooks
  - Starter guide: caption a video using the API
More

Get started with our API

Build an integration using our API

Last updated on February 25, 2025

The CaptionHub API allows you to build your own integration. Before starting, you’ll need to obtain a API key from the CaptionHub UI.

API documentation

Refer to our API documentation for detailed information about the endpoint.

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External resources Create an API key