Hume AI supplies voice-AI datasets, simulation and evaluation tools, combining emotion research with human feedback to measure how people experience conversational systems.

Products & media

Data Solutions

Custom and licensable voice and multimodal datasets designed for specific scenarios, languages, speakers, emotional expressions, model-training needs, and evaluation requirements.

Human Feedback API

An API for running live-conversation, single-sample, and comparative voice studies with screened human raters and receiving structured results within hours.

Octave

A text-to-speech system that generates expressive audio with custom voices, cloning, multilingual speech, and natural-language control over emotional delivery.

Kairos

A voice-AI evaluation platform for generating scenarios, running agent-to-agent and human-to-agent simulations, benchmarking models, and tracking regressions across releases.

Expression Measurement API

APIs for offline audio tagging and real-time prosody analysis across hundreds of emotional, speaking-style, vocal-quality, and expression-intensity dimensions.

Empathic Voice Interface (EVI)

A speech-to-speech API for building responsive voice conversations that interpret vocal expression, manage interruptions, and generate contextually expressive replies.

Cosigns

Andy WeissmanManaging partner at Union Square Ventures
“The company aims to do for AI technology what Bob Dylan did for music: endow it with EQ and concern for human well-being.”
Source
Sam WhitmoreEngineer at Cursor
“users are consistently amazed by Dot's ability to intuitively sense and respond to the emotional undertones in their messages.”
Source

Team

1 person across company lists

Founders

1 person

List

Jobs

Funding

All fundraising announcements are based on public sources. Please contact Cosign if you believe there are any discrepancies, or claim the profile to edit.

Leads

Participating Firms

Angels