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Enterprise Layer Intelligence
Categories/Voice AI/Kalpa Labs
Kalpa Labs

Kalpa Labs

Founded by Prashant Shishodia

Generate realistic streaming speech in English and Hindi using low-latency text-to-speech models

Pricing model

Free Trial

Rating

★ People love it

Time to value

Quick Setup (< 1 hour)

You can use Kalpa Labs to convert text into realistic human speech across English and Hindi. The API delivers streaming audio in roughly 300 milliseconds, allowing you to build real-time voice applications and conversational agents. It supports code-switching between English words and Hindi sentences seamlessly, providing sixteen distinct voice profiles. Developers can connect to standard WebSocket or HTTP endpoints to stream base64 audio directly into customer service systems, interactive voice bots, reading apps, and automated notification services.

What Kalpa Labs does

Stream text-to-speech audio via WebSocket connectionsSynthesize speech from Hindi Devanagari scriptsGenerate bilingual spoken audio containing mixed language sentencesSwitch voice profiles across male and female voice optionsIntegrate low-latency voice responses into customer support botsExport synthesized audio files in 24 kHz PCM WAV formatUltra-low latency streaming with roughly 300 ms to first audio outputBilingual support for both English and Hindi text scriptsSmooth handling of English words mixed inside Hindi sentencesSelection of sixteen realistic voice options across languagesDirect WebSocket and HTTP API endpoints for continuous audio streamingHigh-fidelity output at 24 kHz mono 16-bit PCM WAV formatsTrained on millions of hours of un-denoised real-world audio

Pricing breakdown

Pricing model: Free trial

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