Voice
Your agent speaks with our Premium voices, powered by Bulbul v3 — Sarvam’s latest text-to-speech model built for Indian languages. Why Bulbul v3:- Natural & expressive — LLM-based prosody analysis infers emphasis, tone, and pacing from context, not just text.
- Production-stable — Lowest word-skip and mispronunciation rates at scale; handles code-mixing, numerics, and abbreviations reliably.
- Low-latency streaming — Real-time response for natural conversational flow.
- 11 Indian languages — 35+ professional voices spanning Bengali, English, Gujarati, Hindi, Kannada, Malayalam, Marathi, Odia, Punjabi, Tamil, Telugu.
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Speed & pitch
Fine-tune how the voice sounds:- Speed — controls how fast the agent speaks. Range: 0.85x to 1.25x (default: 1.0x normal pace). Lower values slow down speech; higher values speed it up.
- Pitch — controls how high or low the voice sounds. Range: -0.5 to +0.5 (default: 0). Negative values lower the pitch; positive values raise it.
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