Have experts annotate the audio of video. For sentiment analysis, NER, and other workflows.

With Waveform View, you can switch between annotating the video’s visuals and the audio. With a timeline view that works.

Ango Hub supports all codecs natively supported by the web browser, in the mp4, mov, webm, and mkv formats.

Ango Hub streams video assets in, rather than attempting to load them all at once. Your experts start working right away.

Build timelines, QA steps, and reviewer rules without code.
Deploy privately with your own keys and storage.
Comment on any frame or span and keep threads open.
Add models, parsers, or exporters using Python plugins.
Assist labelers with suggestions while keeping oversight.
Run custom checks on submit to stop bad data early.
Create projects, add assets, query stats, and export annotations, all from code. Clean REST endpoints and a Python SDK that stays out of your way. All HIPAA, SOC II, and GDPR compliant.

Enterprise-grade security and compliance that keeps data private.
Subscribe to events and react in real time when work moves forward.
SDKs, API keys, and environment management that fit existing stacks.