Retell AI alternatives.
Global and Indian options, side by side.

1. 1

   Kallix

   Best for indian teams that want a rupee rate with Indian call minutes included

   Price: ₹4.80 a minute plus GST, billed in 30-second pulses, covering voice, speech recognition, the language model and Indian call minutes. Two concurrent calls included, then ₹999 a month each. Numbers from ₹499 a month. ₹500 in free credits.

   Kallix is a voice AI platform built for Indian phone calls. Describe the agent in plain words and the studio drafts it, or start from a template. Test it against scenarios, then run campaigns and inbound lines on Indian numbers, with DND checks before dialling and a recording, transcript and outcome for every call.

   Good

   • One rate in rupees covers voice, speech recognition, the model and Indian call minutes
   • Built for Indian rules: DND (NCPR) checks, IST calling windows, call data stored and processed in India
   • WhatsApp follow-ups after the call, with payment links where needed

   Watch for

   • No bring-your-own SIP trunk or carrier: Indian numbers come through Vobiz
   • No on-premise option, and no SOC 2, HIPAA or ISO 27001 certification
   • Fewer named languages: Hindi, English, Hinglish and more

2. 2

   Vapi

   Best for developers who want to pick every provider in the stack

   Price: $0.05 a minute hosting fee, with speech, model, voice and telephony providers billed at cost. Vapi's own estimate for 1,000 minutes is $82 to $129 a month. $5 in free credits. Extra lines $10 a month each.

   Website

   Vapi calls itself voice agents for builders and is API-native by design. You choose the speech, model, voice and telephony providers, with integrations for OpenAI, Anthropic, Gemini, Twilio and Telnyx, and Vapi hosts the agent. It suits engineering teams who want fine control and are happy to manage several providers.

   Good

   • Wide choice of model and telephony providers
   • Provider costs passed through with no markup
   • States SOC 2, HIPAA and PCI compliance

   Watch for

   • Total cost moves with the providers you choose
   • HIPAA is a $2,000-a-month add-on on its pricing page
   • Languages and a no-code builder aren't described on the pages we checked

3. 3

   Bland AI

   Best for regulated enterprises that want on-premise deployment and in-house models

   Price: Start: no platform fee, $0.14 a minute, up to 100 calls a day. Build: $299 a month, $0.12 a minute. Enterprise: custom. Rates include the model, transcription and voices.

   Website

   Bland is an enterprise voice AI platform whose speech, language and voice models are all built in-house. It focuses on healthcare, insurance, financial services and customer service, offers on-premise or VPC deployment on enterprise plans, and has a forward deployed engineering team that builds a customer's first agent.

   Good

   • Its own models, so no separate model-provider bills
   • Lists SOC 2 Type I and II, HIPAA, ISO 27001 and FedRAMP 20x Class A
   • On-premise or VPC deployment on Enterprise

   Watch for

   • Daily call caps on lower plans, such as 100 calls a day on Start
   • Bland says most production agents take two to six weeks to go live
   • Hindi isn't named among its 40+ languages on the pages we checked

4. 4

   ElevenLabs

   Best for teams that put voice quality and language range first

   Price: Plans from free (15 call minutes) to $990 a month (12,375 minutes); Pro is $99 a month with 1,238 minutes. Extra minutes $0.08. Language model usage billed at cost. Telephony included.

   Website

   ElevenLabs is known for speech synthesis and sells ElevenLabs Agents for voice, chat and email. Agents can be built without code or through SDKs and APIs, can use your own language model, and can be checked with simulations and automated tests before launch. Its agents page lists 90+ languages.

   Good

   • 90+ languages, with switching mid-conversation
   • Data residency in the US, EU or India
   • Lists SOC 2 Type II, ISO 27001, HIPAA and PCI DSS Level 1

   Watch for

   • Concurrency is tied to the plan, from four calls on Free to 40 on Business
   • Language model costs sit outside the per-minute rate
   • Indian languages aren't named on its agents page

5. 5

   Ringg AI

   Best for indian teams that want voice, chat and WhatsApp agents in one place

   Price: Pay as you go: ₹6 for each connected minute, with speech, voice, the language model, telephony and basic analytics included. Numbers ₹499 a month. Free credits for new accounts; enterprise rates on request.

   Website

   Ringg is an Indian platform that runs one agent across voice, chat, WhatsApp and web, built on a visual canvas. Its voice price includes speech recognition tuned for Indian speech, voices, a language model, telephony and basic analytics. It's self-serve and needs no code to start.

   Good

   • Rupee pricing with telephony included
   • Voice, chat, WhatsApp and web from one agent
   • SOC 2 Type II audited and ISO 27001 certified, per its security page

   Watch for

   • Concurrency priced on request
   • Says 20+ languages without naming them on its home page
   • Its security FAQ says data may be processed outside India

6. 6

   Bolna AI

   Best for developers in India who want model choice and Indian languages

   Price: From $0.06 a minute (₹5.52 as Bolna shows it) on pay as you go, with speech, model and voice included on its bundled models. Telephony and a platform fee are added per minute. $5 in free credits.

   Website

   Bolna is a Y Combinator-backed Indian platform with a no-code playground and developer APIs. It works with 20+ speech, language and voice models, supports bringing your own keys, and lists 10+ Indian languages including Hinglish, Hindi, Tamil and Telugu.

   Good

   • Bring your own keys for speech, language and voice models
   • 10+ Indian languages, Hinglish included
   • Data residency in India or the US

   Watch for

   • Wallet priced in US dollars
   • Telephony and a platform fee added per minute
   • No certifications named on the pages we checked

7. 7

   Sarvam AI

   Best for teams calling across many Indian languages on a rupee budget

   Price: Pay as you go: ₹3.50 a minute, falling to ₹3.00 on Business, plus GST, with models included. Telephony at ₹0.20 per 30-second pulse and numbers at ₹59 per 30 days are extra. Enterprise from 2 lakh minutes a month.

   Website

   Sarvam trains its own Indian-language models and sells voice agents on them, built in a no-code builder called Genie. Its per-minute price includes the speech, language and voice models, and you can rent a number from Sarvam or bring your own telephony provider.

   Good

   • 11 Indian languages plus English named, with code-mixed speech
   • Rupee pricing with models included
   • Shows ISO 27001 and SOC 2 Type II badges

   Watch for

   • Four concurrent calls on pay as you go
   • Telephony and numbers billed on top of the minute rate
   • WhatsApp campaigns only on Enterprise

Want the detail on one pair? Kallix vs Retell AI, row by row.