bulbul:v2

sarvam/bulbul:v2

Context

2000

Input

text

Output

audio

Tool calling

Not listed

About this model

Bulbul v2 is a high-speed, cost-effective TTS model supporting 11 Indian languages. It is distinguished by its 'Just Like India' authentic regional accents and offers granular control over pitch, speed, and volume. Optimized for real-time synthesis in customer service and e-learning applications.

Compare Text-to-Speech Models Compare Audio Models

Input modalities

text

Accepted as model input

Providers

Available routing options for this model through OneInfer.

Sarvam

Available

Text to speech

$0.180 / 1M characters

Routing

OneInfer optimized

Pricing

Current OneInfer pricing for this model.

Usage	Price
Text to speechTTS	$0.180 / 1M characters

Performance

Published evaluation results associated with this model.

Performance

P90 Latency (ms)398

Sample Rate (kHz)24

Stability

Character Error Rate (%)12.4

Prosody Score4.2

API example

Refer Documentation

curl -X POST https://api.oneinfer.ai/v1/ula/generate-audio \
  -H "Authorization: Bearer YOUR_JWT_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{
  "provider": "sarvam",
  "model": "sarvam/bulbul:v2",
  "prompt": "OneInfer makes AI inference simple.",
  "stream": false,
  "voice_id": "English_expressive_narrator",
  "format": "mp3"
}'