🎙️ STT Tester
Gemini · Groq · OpenAI Whisper
⚙️
⚠️ Your API key stays in your browser (localStorage). Don't use shared/public devices.
Provider
Google Gemini (REST)
Groq (Whisper)
OpenAI (Whisper)
Model
API Key
Language (optional)
Audio format
webm (default)
mp4 (iOS)
ogg
Custom prompt / instructions (optional)
00:00
🎤
Tap mic to record
📁 Upload audio
▶️ Play
Transcript
📋 Copy
🗑️ Clear
Raw API response
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Single-page test tool · No data leaves your browser except to chosen provider