Beyond Verbal

Emotion AI and Vocal Biomarkers

api for developers

Analyze Emotions from Vocal Intonations

Add Emotion API to your solution

Enhance your voice-powered device, system or
app with the ability to understand
and analyze emotions

service centers
your idea here

EMOTION AI have never been so easy to implement

Using our API is easy, simple and fast.
Your free trial period is waiting for you!

Give it a go, your life will change forever.

Review Customer Success Story here View use cases here
review api files
DOWNLOAD the entire set
apply for licensed key
tell us a little more about your project and don`t forget to sign the terms and conditions!
Receive licensed key
Congratulations! you have a 30 day free trial period starting now. enjoy!
go commercial
need a customized proposal? contact us.


Valence *BETA

Valence is a variable which ranges from negativity to positivity. When listening to a person talk, it is possible to understand how “positive” or “negative” the person feels about the subject, object or event under discussion.


Arousal is a variable that ranges from tranquility/boredom to alertness/excitement. It corresponds to similar concepts such as level of activation and stimulation.


Temper is an emotional measure that covers a speaker’s entire mood range. Low temper describes depressive and gloomy moods. Medium temper describes friendly, warm and embracive moods. High temper values describe confrontational, domineering and aggressive moods.


A key indicator of a speaker’s emotional state during the analyzed voice section, ranging from anger, sadness and neutrality to happiness and warmth

Confidence score

A metric that reflects the distributions of likelihoods of the identified emotion output group (e.g. low arousal). It can be controlled by the user and these adjustments clarify the expected impact on accuracy at varying levels of confidence for the application need.

are you ready to get emotional?

Email your questions to
We look forward to speaking with you.

View API documents here

come visit us

Beyond Verbal Communication, LTD

125 yigal alon street, tel aviv, 67443 israel
o: +972-3-5758775 F: +972-3-5497082

follow us
Talk to us
(we're expert listeners...)
We will be more than happy to take a virtual coffee-break with you!