Indonesian to Czech speech translation API
Stream Indonesian (Bahasa Indonesia) speech and get Czech (Čeština) back in real time. One WebSocket, ISO codes id to cs, and ultra-low latency for voice agents and live apps.
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Production-ready Indonesian to Czech translation API
Real Indonesian speech includes accents, regional dialects, code switching, and domain-specific vocabulary. Soniox recognizes it in a single model and streams Czech while the speaker is still talking.
Indonesian (Austronesian > Malayo-Polynesian > Malay) and Czech (Indo-European > Slavic > West Slavic) come from different language families, so word order and morphology differ. Soniox reorders meaning in-stream instead of word by word.
Soniox preserves formatting in the translated transcript, including names, numbers, addresses, IDs, and domain-specific terms.
A breakthrough in real-time Indonesian to Czech translation
Translate before the sentence ends
Czech meaning lands as Indonesian is spoken, not after the caption catches up.
Directional id to cs streaming
Set the source and target codes once. Both arrive in a single labeled token stream.
High quality Czech output
Same model across every language, including historically underserved ones.
Native-speaker Indonesian STT accuracy
Accurate Czech translation starts with accurate Indonesian recognition across accents and language switching.
Names, numbers, and domain terms
Preserved across the pair, including phone numbers, emails, and IDs.
{
"model": "stt-rt-v5",
"translation": {
"type": "one_way",
"source_language": "id",
"target_language": "cs"
}
}Indonesian and Czech through a single stream
Indonesian to Czech translation is built on top of Soniox Speech-to-Text API. Every spoken word is transcribed, and Czech translation streams mid-sentence in the same labeled token stream.
Turn it on by adding a translation block with source_language: "id" and target_language: "cs". It runs on the same WebSocket and the same model, with no extra round trip.
Live Indonesian to Czech: written and spoken
Indonesian to Czech speech-to-text
Translate live Indonesian into written Czech with the Soniox STT API. Soniox streams the Indonesian transcript and the Czech translation as speech happens.
Use it for Czech captions, subtitles, meeting translation, agent assist, and multilingual transcription.
Indonesian to Czech speech-to-speech
Build full spoken Indonesian to Czech translation by combining Soniox STT and Soniox TTS. Soniox recognizes Indonesian, translates it, and speaks Czech with low latency.
Use it for live interpreters, bilingual voice agents, travel assistants, and customer support.
Live Indonesian to Czech translation in action
Stream Indonesian to Czech one-way to push all speech into Czech, or two-way to keep a bilingual conversation flowing between the two languages.
One-way translation
Translate live Indonesian into Czech. Everyone in the conversation sees the same translated stream.
Ideal for live captions, multilingual meetings, broadcasts, lectures, and customer calls.
Two-way translation
Translate between Indonesian and Czech for live bilingual conversation. Each side speaks naturally and hears the other in their own language.
Soniox supports real-time two-way translation between any two of 60+ supported languages.
Accurate on both ends of the pair
Soniox transcribes Indonesian at 1.25% word error rate and Czech at 1.25% word error rate. Accurate recognition on both sides is what makes the translation reliable.
Speech-to-Text
Native-speaker accuracy across 60+ languages, with support for multilingual speech, alphanumerics, speaker diarization, context.
Translation
Real-time streaming translation across 3,600 language pairs, built for high quality and low delay across all supported languages.
Text-to-speech
High-fidelity speech generation in 60+ languages, built for names, alphanumerics, language switching, and ultra-low-latency streaming.
Together, they create a complete real-time low-latency speech AI platform.
About Indonesian and Czech
Indonesian has roughly 270,000,000 speakers across Indonesia. Czech has roughly 10,500,000 speakers across Czech Republic.
Indonesian was declared the national language at the Youth Pledge in 1928, before independence.
Czech uses a diacritical orthography system introduced by Jan Hus in the early 15th century.
Soniox makes Indonesian to Czech usable in real-time translation across every supported pair.
Translate Indonesian to any language
From Indonesian to Czech, or Indonesian to any of 60+ supported languages. All real-time.
Frequently asked questions
How do I translate Indonesian to Czech with the API?
Is Indonesian to Czech translation real-time?
What about translating Czech to Indonesian?
Does Soniox handle Indonesian dialects and accents?
Which other providers support Indonesian to Czech?
How fast is Indonesian to Czech translation?
Simple, usage-based pricing
Translate live audio from Indonesian to Czech from ~$0.18/hour.
Translation is already built into Soniox Speech-to-Text API. When turned on, it adds about ~$0.06/hour in output token costs.
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