New: Soniox v5 Real-Time is here

Portuguese to Hindi speech translation API

Stream Portuguese (Português) speech and get Hindi (हिन्दी) back in real time. One WebSocket, ISO codes pt to hi, and ultra-low latency for voice agents and live apps.

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Production-ready Portuguese to Hindi translation API

Real Portuguese speech includes accents, regional dialects, code switching, and domain-specific vocabulary. Soniox recognizes it in a single model and streams Hindi while the speaker is still talking.

Portuguese (Indo-European > Romance > Western Romance) and Hindi (Indo-European > Indo-Aryan > Central) come from different language families, so word order and morphology differ. Soniox reorders meaning in-stream instead of word by word.

Portuguese is written in Latin and Hindi in Devanagari, so Soniox emits correctly scripted Hindi text.

A breakthrough in real-time Portuguese to Hindi translation

Translate before the sentence ends

Hindi meaning lands as Portuguese is spoken, not after the caption catches up.

Directional pt to hi streaming

Set the source and target codes once. Both arrive in a single labeled token stream.

High quality Hindi output

Same model across every language, including historically underserved ones.

Native-speaker Portuguese STT accuracy

Accurate Hindi translation starts with accurate Portuguese recognition across accents and language switching.

Names, numbers, and domain terms

Preserved across the pair, including phone numbers, emails, and IDs.

config.json
{
  "model": "stt-rt-v5",
  "translation": {
    "type": "one_way",
    "source_language": "pt",
    "target_language": "hi"
  }
}

Portuguese and Hindi through a single stream

Portuguese to Hindi translation is built on top of Soniox Speech-to-Text API. Every spoken word is transcribed, and Hindi translation streams mid-sentence in the same labeled token stream.

Turn it on by adding a translation block with source_language: "pt" and target_language: "hi". It runs on the same WebSocket and the same model, with no extra round trip.

Live Portuguese to Hindi: written and spoken

Portuguese to Hindi speech-to-text

Live Portuguese speechHindi text

Translate live Portuguese into written Hindi with the Soniox STT API. Soniox streams the Portuguese transcript and the Hindi translation as speech happens.

Use it for Hindi captions, subtitles, meeting translation, agent assist, and multilingual transcription.

Portuguese to Hindi speech-to-speech

Live Portuguese speechSpoken Hindi

Build full spoken Portuguese to Hindi translation by combining Soniox STT and Soniox TTS. Soniox recognizes Portuguese, translates it, and speaks Hindi with low latency.

Use it for live interpreters, bilingual voice agents, travel assistants, and customer support.

Live Portuguese to Hindi translation in action

Stream Portuguese to Hindi one-way to push all speech into Hindi, or two-way to keep a bilingual conversation flowing between the two languages.

Portuguese speaker says: Hoje estou em home office.
Translated into Hindi in real time.

One-way translation

Translate live Portuguese into Hindi. Everyone in the conversation sees the same translated stream.

Ideal for live captions, multilingual meetings, broadcasts, lectures, and customer calls.

Portuguese speaker talks in Portuguese.
Hindi speaker hears Hindi.
Hindi speaker replies in Hindi.
Portuguese speaker hears Portuguese.

Two-way translation

Translate between Portuguese and Hindi 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 Portuguese at 1.25% word error rate and Hindi 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 Portuguese and Hindi

Portuguese has roughly 280,000,000 speakers across Brazil, Portugal, Angola, and Mozambique. Hindi has roughly 600,000,000 speakers across India.

Portuguese is the most spoken language in the Southern Hemisphere.

Hindi is one of the two official languages of the Government of India, alongside English.

Soniox makes Portuguese to Hindi usable in real-time translation across every supported pair.

Frequently asked questions

How do I translate Portuguese to Hindi with the API?
Add a translation block to your real-time request with source_language "pt" and target_language "hi". Soniox transcribes Portuguese and streams the Hindi translation over the same WebSocket.
Is Portuguese to Hindi translation real-time?
Yes. Soniox streams Hindi while Portuguese is still being spoken, so meaning arrives mid-sentence instead of after the sentence ends.
What about translating Hindi to Portuguese?
That direction is supported too. See the Hindi to Portuguese page, or use two-way translation to run both directions in one session.
Does Soniox handle Latin to Devanagari output?
Yes. Soniox outputs correctly scripted Hindi text in Devanagari directly in the token stream.
Does Soniox handle Portuguese dialects and accents?
Yes. Soniox handles Portuguese dialects like Brazilian Portuguese, European Portuguese, and African Portuguese in a single model, so Hindi translation stays accurate across regions.
Which other providers support Portuguese to Hindi?
Based on their public docs, OpenAI, Azure, and Speechmatics list both Portuguese and Hindi for real-time translation. Soniox is the only one that also supports two-way live translation across 60+ languages.
How fast is Portuguese to Hindi translation?
Soniox streams Hindi as Portuguese is being spoken, with ultra-low latency. Translation arrives before the sentence ends.

Simple, usage-based pricing

Translate live audio from Portuguese to Hindi 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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