4
Voiceflow
Voiceflow is a platform for building, testing, deploying, and monitoring chat and voice agents across channels and languages.
Free planAndroidiOSWebAPI
8.1From $81 a month
Visit
5
Vapi
Vapi is a developer-first platform for building, deploying, and improving voice agents.
Free planAndroidiOSWebAPI
8.0From $29 a month
Visit
6
SOVA
SOVA is a free, open-source ecosystem for building conversational AI, including virtual assistants, chatbots, speech tools, and neural-network software.
Free planOpen sourceAndroidiOSWebAPI
7.9Free plan
Visit
7
Yellow.ai
Yellow.ai is a customer-service platform for creating AI-assisted interactions across web, iOS, and Android.
Free planAndroidiOSWebAPI
7.7Free plan
Visit
8
Amazon Lex
Amazon Lex lets application builders create conversational interfaces that respond to voice or chat input in natural language.
Free planAndroidiOSWebAPI
7.6From $0.50 a month
Visit
9
ElevenLabs
ElevenLabs is a web and API platform for generating and working with speech, audio and other media.
Free planWebAPI
7.6From $6 a month
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10
IBM watsonx Assistant
IBM watsonx Assistant builds branded chatbots for live conversations across devices, applications, and channels.
Free planWebAPISelf-hosted
7.4From $140 a month
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11
Botpress
Botpress is a platform for building, deploying, and monitoring AI agents for customer support and other workflows.
Free planWebAPI
7.2From $150 a month
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12
Gupshup
Gupshup provides conversational AI for marketing, commerce, and customer support automation.
Free planWebAPI
7.1Free plan
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13
Rapida AI
Rapida AI is an open-source platform for building, deploying, and operating production voice AI agents across phone, web, WhatsApp, and SIP.
Free planWebAPILinuxmacOS
7.1From $500 a month
Visit
14
Telnyx Text-to-Speech API
Telnyx Text-to-Speech API converts text into speech through an API and supports commercial use and voice cloning.
Free planWebAPI
7.1From $500 a month
Visit
15
Retell AI
Retell AI is a platform for building, deploying, and managing AI voice agents for phone calls.
Free planWebAPISelf-hosted
6.9From $0.07 a month
Visit
16
Ring AI
Ring AI is an enterprise platform for creating and running conversational voice agents.
Free planWebAPI
6.8From $399 a month
Visit
17
Ada
Ada is an agentic customer experience platform that provides AI customer service agents.
AndroidiOSWebAPI
6.7
Visit
18
Kore.ai
WebAPISelf-hosted
6.4
Visit
19
Neon AI
Neon AI offers private expert AI systems powered by local fine-tuned language models, with interactive AI panels and human participants.
Free planAndroidWebLinuxSelf-hosted
6.4Free plan
Visit
20
Haptik
Haptik provides conversational AI agents for enterprise customer service, sales, bookings, and lead qualification.
AndroidiOSWebAPI
6.3
Visit
21
Hume AI
Hume AI provides infrastructure for evaluating and improving voice AI, combining expression measurement, realistic interaction tests, and human judgment.
iOSWebAPImacOS
6.3
Visit
22
Radioso
Radioso provides open-source AI agents for support teams that need to resolve routine tickets, answer help-center questions, and qualify leads.
Free planWebAPISelf-hosted
6.3Free plan
Visit
23
Avaamo Enterprise Conversational AI
AndroidiOSWebAPI
6.2
Visit
24
Orbitali
WebAPI
6.2From €99 a month
Visit
25
Aisera AI Agent Studio
Aisera AI Agent Studio is a platform for designing and coordinating enterprise AI agents that take actions across systems.
WebAPISelf-hosted
6.1
Visit
26
Bland AI
Bland AI is a platform for building, operating, and monitoring AI phone agents for inbound and outbound calls.
WebAPISelf-hosted
6.1From $0.14 a month
Visit
27
boost.ai
boost.ai is a conversational AI platform for automating customer service and internal support.
WebAPI
6.1
Visit
28
eGain Conversational AI
WebAPI
6.1From $0.50 a month
Visit
29
ServiceNow Customer Service Management AI Agents
API
6.1
Visit
30
Telnyx Agent Platform
Free planWeb
6.0From $500 a month
Visit

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