Realtime Voice Translation
ALPANDIA's AI Voice Translation delivers sub-300ms speech translation across 40+ languages and dialects — purpose-built for telecom translation and contact center environments. Stream translated speech via the Live Translation API with speaker diarization, custom vocabulary, and post-call bilingual transcripts included.
40+
Languages
< 300ms
Latency
97.8% avg
Accuracy
Voice + VoIP + WebRTC
Channels
Streaming + Webhook
Output
98% uptime
SLA
Capabilities
40+ Languages & Dialects
Full coverage including regional variants — not just official languages but the dialects your customers actually speak.
Sub-300ms Latency
Translation latency that feels natural, not delayed. Optimized for the back-and-forth rhythm of live conversation.
Speaker Diarization
Separates agent and customer audio tracks for accurate per-speaker translation in real time.
Custom Vocabulary
Train the model on your industry terminology, product names, and acronyms for higher accuracy.
Post-Call Bilingual Transcripts
Full dual-language transcripts delivered via webhook after each call completes.
Confidence Scoring
Per-word confidence scores let downstream systems handle ambiguous translations appropriately.
Quick Start
const session = await alpandia.voice.stream({
translate: {
sourceLang: 'auto-detect',
targetLang: 'th',
speakerDiarization: true,
},
onTranscript: (data) => {
console.log(data.original); // "Your account is verified."
console.log(data.translation); // "บัญชีของคุณได้รับการยืนยัน"
console.log(data.confidence); // 0.97
}
});Use Cases
Multilingual Contact Centers
Serve all markets from a single team without language-specific hiring.
Cross-Border Banking
Enable customer service across your entire regional footprint.
Government Citizen Services
Serve minority language communities without dedicated agents.
Healthcare Patient Services
HIPAA-compliant real-time translation for patient-provider calls.