AI-powered speech coaching

Speak with confidence, backed by data.

Vocal Vantage transcribes your speech, detects filler words, measures your pace, and delivers a personalised AI report card — so every talk you give is sharper than the last.

WhisperSpeech-to-text engine
3 metricsLinguistic analysis
GeminiAI coaching insights

Speech Report Card

Fluent
85/ 100
Words per minute142 WPM
Filler words7 umm ×3
Vocabulary diversity0.58
ConfidenceHigh
Features

Everything you need to improve

A complete coaching pipeline that turns raw audio into actionable feedback.

Whisper transcription

Accurate speech-to-text powered by OpenAI Whisper, handling natural speech, accents and pauses.

Filler word detection

Automatically spots "umm", "uh", "like", "you know" and more — with a per-word breakdown.

Pace & WPM analysis

Measures your speaking rate against the ideal range so you never rush or drag.

Fluency scoring

A 0–100 fluency score combining pace, fillers and vocabulary diversity into one clear number.

AI coaching insights

Gemini generates strengths, improvements and concrete tips tailored to your delivery.

Structured report cards

Every analysis is saved as a clean JSON report you can revisit, track and compare over time.

How it works

From audio to insights in four steps

A fully automated pipeline runs the moment you upload a recording.

1

Upload audio

Drop in an MP3, WAV or M4A recording of your talk or practice session.

2

Transcribe

Whisper converts your speech into an accurate, timestamped transcript.

3

Analyse

Our engine computes WPM, filler rate and vocabulary diversity in Python.

4

Get coached

Gemini turns the metrics into a personalised report card with actionable tips.

Linguistic metrics

Three signals that define great speaking

130–160

Words per minute

The ideal conversational pace that keeps audiences engaged without losing clarity.

< 3/min

Filler rate

Keeping crutch words low signals confidence and command of your material.

0.6+

Vocabulary diversity

A healthy type-token ratio shows rich, varied language that holds attention.

Ready to find your vocal vantage?

Upload your first recording and get a full AI report card in under a minute.

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