Korean Speech-to-Text Built for Accuracy

Built for every native speaker across Korea at sub-70ms latency

Click anywhere to start transcribing

Experience pulse speech to text

Korean Speech-to-Text Built for Accuracy

Built for every native speaker across Korea at sub-70ms latency

Click anywhere to start transcribing

Experience pulse speech to text

Korean Speech-to-Text Built for Accuracy

Built for every native speaker across Korea at sub-70ms latency

Click anywhere to start transcribing

Experience pulse speech to text

Korean Transcription Benchmarks

Korean Transcription Benchmarks

Korean Transcription Benchmarks

Model
Streaming
Batch
Smallest
5.5% WER
4.8% WER
Scribe v2
9.2% WER
8.1% WER
Deepgram
13.5% WER
11.9% WER
Whisper large v3
8.1% WER
7.1% WER

World’s Most Advanced Speech Intelligence

Go beyond text with automated speaker labeling, real-time sentiment analysis, and intelligent language identification for global production workloads.

World’s Most Advanced Speech Intelligence

Go beyond text with automated speaker labeling, real-time sentiment analysis, and intelligent language identification for global production workloads.

World’s Most Advanced Speech Intelligence

Go beyond text with automated speaker labeling, real-time sentiment analysis, and intelligent language identification for global production workloads.

Language overview

Korean language overview

About

Language isolate spoken on the Korean Peninsula. Uses Hangul, a phonemic alphabet. Features subject-object-verb order, speech levels, and extensive agglutinative morphology.

Speakers

80 million

Official language

South Korea, North Korea

Accents

Seoul Standard, Gyeonggi, Busan (Gyeongsang), Jeolla

Spoken language demographic

Korea and Korean diaspora in the US, China, Japan

For Developers

Automate. Orchestrate. Dominate with code

Build real-time speech pipelines with Node and Python SDKs. Audio in, transcription out — no middleware, no complexity.

For Developers

Automate. Orchestrate. Dominate with code

Build real-time speech pipelines with Node and Python SDKs. Audio in, transcription out — no middleware, no complexity.

For Developers

Automate. Orchestrate. Dominate with code

Build real-time speech pipelines with Node and Python SDKs. Audio in, transcription out — no middleware, no complexity.

01// Node.js 18+. This sample transcribes English audio with Pulse.02// Use your own audio and a documented language code for other languages.03const audioResponse = await fetch("https://github.com/smallest-inc/cookbook/raw/main/speech-to-text/getting-started/samples/audio.wav");04if (!audioResponse.ok) throw new Error(await audioResponse.text());05const audio = await audioResponse.arrayBuffer();06const response = await fetch("https://api.smallest.ai/waves/v1/stt/?model=pulse&language=en", {07 method: "POST",08 headers: {09 Authorization: `Bearer ${process.env.SMALLEST_API_KEY}`,10 "Content-Type": "application/octet-stream",11 },12 body: audio,13});14if (!response.ok) throw new Error(await response.text());15console.log((await response.json()).transcription);

Certified & Compliant

Guarding your data with enterprise security

Certified & Compliant

Guarding your data with enterprise security

Certified & Compliant

Guarding your data with enterprise security

Proactive Defense

Anticipating threats before they emerge, thanks to our advanced monitoring.

Proactive Defense

Anticipating threats before they emerge, thanks to our advanced monitoring.

Proactive Defense

Anticipating threats before they emerge, thanks to our advanced monitoring.

Frequently
asked questions

Is Streaming supported?

Does Pulse handle Korean-English code-switching?

What's the latency?

Is speaker diarization built in?

What makes Pulse different from Deepgram or AssemblyAI?

Can I use Pulse for real-time voice agents?

Languages

From your city to Timbuktu,
we hear you.

Languages

From your city to Timbuktu,
we hear you.