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Speech-to-Text API

Turn Recordings Into Text. Automatically.

Whisper STT processes one hour of audio in 3 minutes. 99+ languages, timestamps, SRT/VTT/JSON output — on servers in Poland.

Send a test recording — check the quality for free.

What is Whisper STT?

Whisper is an AI model by OpenAI, trained on 680,000 hours of recordings. We provide it as a simple API — send an audio file, get text back. No queues, no per-minute limits.

Open-source model by OpenAI
Over 99 languages and dialects
Automatic language detection
Word and segment timestamps
Audio/video files up to 1 GB

What Problems Does It Solve?

Manual transcription is money down the drain. Whisper STT automates the entire process.

Time Savings

One-hour recording — 3 minutes instead of a full day of manual work.

Cost Reduction

Up to 90% cheaper than hiring transcriptionists. And the quality? Better.

99+ Languages

Automatic transcription in virtually any language. No additional tools needed.

Content Search

Turn unsearchable audio into text — find any fragment in seconds.

How Does It Work?

1

Send a File

Upload audio/video via API — MP3, WAV, MP4, WEBM and more.

2

GPU Processes

Whisper analyzes the recording on NVIDIA GPUs. One hour of audio ≈ 3 minutes.

3

Get Your Text

Ready transcription in your format of choice — with or without timestamps.

Why Our API?

GPU, Not CPU

NVIDIA GPUs with CUDA. Many times faster than public cloud processing.

Data Stays in Poland

Your files never leave the country. Full GDPR compliance.

Flexible Options

Choose model (tiny/large), format (SRT/VTT/JSON) and language. Full control.

Integration in Hours

One REST endpoint, OpenAPI docs, examples in Python/Node.js/cURL.

Scales With You

From a single file to thousands of recordings per day. Infrastructure grows automatically.

Real Humans

Tech support from the team that built this API. Not a bot.

Use Cases

Meeting and conference transcription
Subtitles for videos and podcasts
Medical and legal documentation
Call center conversation analysis
Audio content indexing for search
Accessibility for hearing-impaired

Try It on Your Own Recording

Send a test audio file and see how Whisper STT handles it.

Send a Test Recording

First file free. No account needed.