Hume Launches Audio Decision API for Direct Emotion Analysis

Original title: A lot of the meaning in speech sits in the delivery, and models can now be asked about it directly.
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Hume AI introduces the Audio Decision API, enabling developers to query non-verbal audio cues like sighs and tone directly without transcription. Trained on millions of human judgments, it captures complex contexts such as sarcasm, consolidating multi-model analysis into a single call.

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Rohan Paul (@rohanpaul_ai) · 2026-11-02 16

A lot of the meaning in speech sits in the delivery, and models can now be asked about it directly.

The Hume Audio Decision API answers questions about a clip from the audio itself, with no transcript step, and returns a probability for each answer you define.

puts sighs, laughter, hesitation, overlapping speech and background sounds inside the model’s input. A transcript would have reduced all of them to the same words.

so you can ask like “Is this caller angry?”, and get a direct answer with a confidence percentage.

Most AI judges calls by reading a text transcript, which loses tone; But this one listens to the voice itself, so a sarcastic “Oh, perfect” no longer counts as happy.

↳ 引用 @hume_ai (Hume AI): Introducing the Hume Audio Decision API.

Ask anything: How many speakers? Is anyone laughing? Is the caller frustrated?

What used to take 10+ models is now one call.

Trained on 10M+ human judgments, so it answers the way human listeners would.

Realtime, or across hours of recordings.

Request access below.

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