Free and open first
Best Conversational AI Platforms in 2026
Conversational AI platforms are built to handle interactions through chat and, where available, voice. Compare supported chat channels and languages with generative AI capabilities and deployment options. Human handoff is another key consideration when an automated interaction may need a person to take over; check voice-channel support if spoken conversations matter to your use case. Free-plan availability and paid-from pricing provide additional comparison points. LiveKit Agents, Amazon Lex, and Rapida AI are among the listed options. Consider the channels you need to serve and the deployment approach that fits your environment as you assess their listed capabilities.
- 41 apps
- Research read 24 Sept 2026
- How the order is worked out
- 1
LiveKit Agents
Free plan Open source AndroidAPIiPhone+5LiveKit Agents offers a framework for realtime agents with flexible deployment, telephony, and observability tools.
- 2
Pipecat
Free plan Open source AndroidAPIiPhone+5Choose Pipecat if you need an open-source framework for real-time voice or multimodal agents, with self-managed or cloud deployment options.
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Amazon Lex
Free plan AndroidAPIiPhone+1Amazon Lex combines bot design, testing, knowledge-source answers, and deployment across several channels.
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Bland AI
Free plan APISelf-hostedWebBland AI combines phone agents with additional messaging channels, multiple deployment choices, and listed security controls. Check the per-minute charges and plan call limits against expected usage.
- 7
Botpress
Free plan APIWebBotpress combines visual agent building with knowledge sources, workflow reasoning, integrations, and APIs.
- 8
IBM watsonx Assistant
by IBM watsonx AssistantFree plan APISelf-hostedWebwatsonx Assistant combines chatbot flows, corporate-data search, and channel integrations with live-agent escalation.
- 9
Neon AI
Free plan AndroidLinuxSelf-hosted+1Neon AI combines private deployment options, company knowledge sources, and human participation in AI workflows. Organizations should confirm licensing terms for their intended use and user count.
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Hume AI
Free plan APIiPhoneMac+1Choose Hume AI if you are building voice models or agents and need tools to measure, test or improve voice interactions.
- 13
Rapida AI
Free plan APILinuxMac+3Rapida combines voice agent workflows, provider choice and operational visibility, with managed or self-hosted deployment. Its free Launch plan is limited to one agent; Scale starts at $500 a month.
- 14
Retell AI
Free plan APISelf-hostedWebRetell AI pairs agent-building and testing tools with call deployment across several channels.
- 15
Vapi
Free plan AndroidAPIiPhone+1Vapi lists call handling features across several plans, from usage-based starter access to custom Premier pricing.
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Ring AI
Free plan APIWebRing AI combines voice-agent building, telephony and campaign automation, with multiple pricing models.
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Avaamo Enterprise Conversational AI
Free trial AndroidAPIiPhone+2Avaamo combines low/no-code agent creation, broad integration coverage, multilingual support, and enterprise deployment and security options.
- 20
eGain Conversational AI
Free trial APIWebeGain Conversational AI combines self-service, agent assistance, channel coverage, and developer access in one cloud offering.
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Aisera AI Agent Studio
Paid APISelf-hostedWebChoose Aisera AI Agent Studio if your organization needs a configurable way to build, govern, and connect enterprise agents across systems.
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#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price