Sarvam AI Bulbul
Sarvam AI Bulbul: A developer-focused TTS service for Indian-language audio and code-switching. Ranked #55 of 222 in Text-to-Speech Software by our editors (3.9/10); pricing: Free plan; best for indian-language and code-switching TTS.
At a glance
- Editor score3.9 / 10
- PricingFree plan
- Best forIndian-language and code-switching TTS
- Free planYes
- Paid from₹3/unit usage-based
- Commercial useYes
- Founded2023 · Bengaluru, Karnataka, India
- Facts checked20 Sep 2026
Where it wins
- Supports 11 languages and 30+ speaker voices
- Handles Hinglish, pronunciation dictionaries, and pace control
- Offers REST, streaming, WebSocket, and self-hosted deployment
Where it doesn't
- Input is limited to 2,500 characters
- Enterprise pricing requires a custom quote
- Voice cloning requires consent
Our verdict on Sarvam AI Bulbul
Sarvam AI Bulbul is a text-to-speech service for developers and organizations creating voice agents, IVR systems, narration, accessibility tools, and localized audio. It generates spoken audio in 11 languages, including Indian languages and English, with 30+ speaker voices. The product is available through the web, APIs, and self-hosted deployment, making it relevant for teams that need either managed access or AWS SageMaker deployment.
Pricing is usage-based. The Starter plan costs INR 3 per 1,000 characters and includes pay-as-you-go billing with shared credits across Sarvam APIs. Free access is provided through signup credits rather than a recurring subscription plan. The Enterprise plan has custom pricing and adds higher rate limits, custom concurrency and throughput, volume discounts, dedicated support, and SLAs. This structure suits users who want to begin with usage-based access and organizations that need tailored capacity or service commitments.
Bulbul’s strongest distinction is its support for Indian-language use cases and code-switching. Hinglish support, pronunciation dictionaries, pace control from 0.5x to 2.0x, multiple audio codecs and formats, and consent-based voice cloning give developers control over generated speech. Bulbul V3 provides REST, HTTP streaming, and WebSocket APIs, while supported output formats include WAV, MP3, Linear16, μ-law, A-law, Opus, AAC, and FLAC. Choose Bulbul for Indian-language applications, localized audio, or deployments that may require self-hosting. An alternative may be more suitable if your workflow needs inputs beyond 2,500 characters or pricing and capacity terms without an enterprise quotation.
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Sarvam AI Bulbul pricing
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Sarvam AI Bulbul fact sheet
| Free plan | Yes |
|---|---|
| Paid from | ₹3/unit usage-based |
| Commercial use | Yes |
| Voice cloning | Yes |
| API access | Yes |
| Languages | 11 languages |
| Maximum input | 2500 characters |
| Export formats | wav, mp3, linear16, mulaw, alaw, opus, aac, flac |
| Platforms | web, api, self_hosted |
| Deployment | Cloud, Self-hosted |
| Platforms | Web |
| Compliance & security | SOC 2, ISO 27001 |
| Support | Email, Community, Docs |
| Built for | Small business, Mid-market, Enterprise (editorial estimate) |
| Pricing | Free plan (source) |
| Website | sarvam.ai |
| Facts checked | 20 Sep 2026 |
Alternatives to Sarvam AI Bulbul
- ElevenLabsAffordable voice cloning with multilingual generation, dubbing, streaming, and API access.9.4
- Google Cloud Text-to-SpeechA broad, API-only TTS service for developers building voice-enabled products.9.3
- Azure AI SpeechA broad, production-ready TTS platform for teams building voice applications.9.2
See all Sarvam AI Bulbul alternatives →
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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