Korean speech-to-text API

Real-time and async Korean speech-to-text API that keeps up with how people actually talk. Handles regional accents, fast speech, and code-switching mid-sentence. Live in production in under a day.

Trusted by over 350,000 users and 2,000+ enterprise teams
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Why Korean matters

80M+

people speak Korean

Korean is the official language of South Korea and North Korea and is spoken by large communities in China, the United States, and Japan. South Korea is one of the world's most connected, tech-forward economies, home to global electronics, auto, and entertainment brands.

Reach Korean speakers wherever they are

Supporting Korean lets you serve customers in Seoul and Busan and reach Korean-speaking communities in Los Angeles, New York, and northeast China, in a market where users expect polished, native-language experiences.

Korean with a side of English? Handled.

People rarely stick to one language. Gladia follows Korean speakers when they switch mid-sentence, so your transcripts stay clean.

Code-switching

Use cases

What teams build with Korean transcription

Whatever you're building, Korean shouldn't be the thing that slows it down.

Meeting assistants

Korean meetings shift between formal and casual speech levels depending on seniority, so notes need to capture who said what and how.

Meeting assistants →

Contact centers (CCaaS)

Korean telecoms, banks, and online retailers serve highly demanding customers at scale, and QA teams can't listen to every Korean call manually.

CCaaS →

Voice agents

Korean speakers often drop in English loanwords for tech, brands, and business terms, so voice agents need to catch them mid-sentence.

Voice agents →

Media & content

K-dramas, K-pop, and Korean variety shows have global fan bases waiting for subtitles, often within hours of release.

Media →

Supported languages

Multilingual since day one

Being multilingual has been our priority since day one. Gladia supports 100 languages, with code-switching and automatic language detection integrated into all models by default.

EnglishEN
SpanishES
FrenchFR
GermanDE
ItalianIT
PortuguesePT
ChineseZH
HindiHI
ArabicAR
JapaneseJA
DutchNL
PolishPL
AfrikaansAF
AlbanianSQ
AmharicAM
ArmenianHY
AssameseAS
AzerbaijaniAZ
BashkirBA
BasqueEU
BelarusianBE
BengaliBN
BosnianBS
BretonBR
BulgarianBG
CatalanCA
CroatianHR
CzechCS
DanishDA
EstonianET
FaroeseFO
FinnishFI
GalicianGL
GeorgianKA
GreekEL
GujaratiGU
Haitian CreoleHT
HausaHA
HawaiianHAW
HebrewHE
HungarianHU
IcelandicIS
IndonesianID
JavaneseJW
KannadaKN
KazakhKK
KhmerKM
KoreanKO
LaoLO
LatinLA
LatvianLV
LingalaLN
LithuanianLT
LuxembourgishLB
MacedonianMK
MalagasyMG
MalayMS
MalayalamML
MalteseMT
MaoriMI
MarathiMR
MongolianMN
MyanmarMY
NepaliNE
NorwegianNO
NynorskNN
OccitanOC
PashtoPS
PersianFA
PunjabiPA
RomanianRO
RussianRU
SanskritSA
SerbianSR
ShonaSN
SindhiSD
SinhalaSI
SlovakSK
SlovenianSL
SomaliSO
SundaneseSU
SwahiliSW
SwedishSV
TagalogTL
TajikTG
TamilTA
TatarTT
TeluguTE
ThaiTH
TibetanBO
TurkishTR
TurkmenTK
UkrainianUK
UrduUR
UzbekUZ
VietnameseVI
WelshCY
WolofWO
YiddishYI
YorubaYO
See all languages

Your Korean-speaking users are waiting

Ship Korean voice features with an API built for messy, real-world conversations.

FAQs