vsref

Voice AI platforms

76 platforms tracked · 872 facts verified · pricing re-checked weekly. Build phone agents, voice bots, and call automation. Here is how the platforms actually differ.

Last verified Jul 30, 2026
ASAPP logoASAPP
Generative AI CX platform whose GenerativeAgent overlays existing CCaaS stacks to automate voice and messaging interactions.
Alternatives →See pricing
Bland AI logoBland AI
Outbound-heavy, enterprise-leaning
Alternatives →From$0.14/min
Cognigy (NiCE) logoCognigy (NiCE)
Agentic AI platform for CX (Cognigy.AI + Voice Gateway); Forrester Wave 2026 Leader, sold standalone and inside NiCE CXone Mpower.
Alternatives →See pricing
Cresta logoCresta
Generative AI platform unifying autonomous AI Agent, Agent Assist, and Conversation Intelligence for enterprise contact centers.
Alternatives →See pricing
Decagon logoDecagon
AI concierge platform - voice/chat/email agents driven by natural-language Agent Operating Procedures (AOPs).
Alternatives →See pricing
Deepgram Voice Agent API logoDeepgram Voice Agent API
Unified STT + LLM orchestration + TTS voice-agent pipeline at a flat all-in rate ($4.50/hr), with BYO-LLM/TTS discounts and enterprise deployment options.
Alternatives →From$0.07/min
ElevenLabs Agents logoElevenLabs Agents
Voice-quality leader, agents platform
Alternatives →From$0.05/min
Google Gemini Live API logoGoogle Gemini Live API
Native-audio speech-to-speech model API (Gemini Live) with barge-in, affective dialog, and tool use over a stateful WebSocket.
Alternatives →From$0.02/min
OpenAI Realtime API logoOpenAI Realtime API
Frontier speech-to-speech model API (gpt-realtime family) for low-latency voice agents over WebRTC, WebSocket, and SIP.
Alternatives →See pricing
Parloa logoParloa
AI Agent Management Platform (AMP) for enterprise contact centers - design, test, scale, optimize agentic AI.
Alternatives →See pricing
Replicant logoReplicant
Voice-native contact-center automation with deterministic reasoning for business rules and 1B+ minutes of production conversation data.
Alternatives →See pricing
Retell AI logoRetell AI
API plus no-code, production telephony fast
Alternatives →From$0.07/min
Sierra logoSierra
Outcome-priced conversational AI agent platform from Bret Taylor and Clay Bavor; voice product replaces IVR with an empathetic agent.
Alternatives →See pricing
Synthflow logoSynthflow
No-code, agency white-label king
Alternatives →From$2,500/mo
Telnyx Voice AI Agents logoTelnyx Voice AI Agents
Carrier-native voice AI: telephony, GPUs, STT/TTS and orchestration vertically integrated at the network edge.
Alternatives →From$0.05/min
Twilio ConversationRelay logoTwilio ConversationRelay
Carrier-grade voice harness for BYO-LLM agents inside Twilio Programmable Voice.
Alternatives →From$0.07/min
Vapi logoVapi
Dev-first API platform, full pipeline control
Alternatives →From$0.05/min
Abby Connect logoAbby Connect
Legacy virtual-receptionist provider (est. 2005) adding a lower-cost AI tier with built-in human backup; minute-bundle pricing on both lines.
Alternatives →From$99/mo
Air AI
AI sales calls
Alternatives →See pricing
Assort Health logoAssort Health
Specialty-specific AI agents for the full patient journey (access, intake, referrals, outreach).
Alternatives →See pricing
Avoca logoAvoca
AI workforce platform for the home-services trades (voice, chat, outbound, and call coaching).
Alternatives →See pricing
Bolna logoBolna
Open-source voice-agent orchestration with a hosted platform priced for Indian-language call volume.
Alternatives →From$0.06/min
Dasha logoDasha
Dev platform, conversational AI
Alternatives →From$0.08/min
EliseAI logoEliseAI
Voice-capable agentic suite, not a voice-only agent: full housing-operations platform (leasing, resident services, CRM, payments) plus a HealthAI arm - voice is one channel of a much broader product.
Alternatives →See pricing
Goodcall logoGoodcall
Agentic voice AI for SMB service businesses; unusual per-unique-customer metering with unlimited minutes ('born at Google').
Alternatives →From$79/mo
Guava (formerly Gridspace) logoGuava (formerly Gridspace)
Developer-first voice agent API 'for regulated industries', built on a decade of Gridspace voice AI in banks and hospitals.
Alternatives →See pricing
HappyRobot logoHappyRobot
Enterprise 'AI operating system for the real economy': AI-worker platform that grew out of logistics voice agents, now spanning 8 verticals (logistics, utilities, airlines, finance, insurance, manufacturing, retail, telecom).
Alternatives →See pricing
Hume EVI logoHume EVI
Emotionally intelligent speech-to-speech API (Empathic Voice Interface, EVI 3 / EVI 4 mini) with voice cloning and supplemental-LLM support.
Alternatives →From$0.07/min
Kore.ai logoKore.ai
Enterprise agentic AI platform (Artemis) with voice AI agents for contact-center self-service at Global 2000 scale.
Alternatives →See pricing
Level AI logoLevel AI
LLM-native contact-center intelligence platform (QA/Agent Assist center of gravity) with an AI Virtual Agent for voice and chat automation.
Alternatives →See pricing
Liberate logoLiberate
'The Most Trusted AI in Insurance' - voice-first, insurance-native agents (pre-trained on insurance processes) spanning sales, service, and claims across voice, SMS, email, and digital channels.
Alternatives →See pricing
Lindy logoLindy
AI employees incl. phone agents
Alternatives →From$49.99/mo
LiveKit Agents logoLiveKit Agents
Realtime infra + agents (OSS + cloud)
Alternatives →From$0.01/min
Millis AI logoMillis AI
Low-latency voice agents
Alternatives →From$0.02/min
Netic logoNetic
Autonomous AI revenue engine for essential home services.
Alternatives →See pricing
Observe.AI logoObserve.AI
Contact-center AI platform expanding from conversation intelligence into autonomous VoiceAI agents (inbound and outbound) with copilots for frontline teams.
Alternatives →See pricing
Omilia logoOmilia
Conversational AI platform for contact-center voice/IVR automation, with native 'Lexis' voice synthesis and agentic voice/chat agents.
Alternatives →See pricing
Phonely logoPhonely
SMB AI receptionist
Alternatives →From$0.05/min
Play.ai (PlayHT)
Voice agents + TTS heritage
Alternatives →See pricing
PolyAI logoPolyAI
Enterprise voice assistants
Alternatives →See pricing
Regal logoRegal
Contact-center AI (enterprise)
Alternatives →See pricing
Ringly.io logoRingly.io
Ecommerce phone agents
Alternatives →From$0.29/min
Rosie logoRosie
Self-serve SMB AI answering service with bundled-minute pricing and bilingual EN/ES on every plan.
Alternatives →From$49/mo
Salient logoSalient
Compliance-first AI loan-servicing platform ('Taylor' voice agent plus audit/claims/chargeback agents) for technology-first consumer lenders - voice-as-a-wedge into the full servicing lifecycle.
Alternatives →See pricing
Sindarin logoSindarin
Persona-driven voice agents
Alternatives →From$99/mo
Slang AI logoSlang AI
Hospitality-native voice AI ('Superhost') priced per location - reservation-system depth and guest recognition rather than generic receptionist features.
Alternatives →From$399/mo
Smith.ai logoSmith.ai
Human+AI hybrid receptionist platform with per-call bundle pricing; 500+ live agent network, law-firm-heavy customer base.
Alternatives →From$150/mo
Thoughtly logoThoughtly
No-code AI contact center
Alternatives →From$500/mo
Ultravox logoUltravox
Realtime speech model + platform
Alternatives →From$0.05/min
Vocode logoVocode
Open-source framework
Alternatives →See pricing
Voiceflow logoVoiceflow
Agent builder (chat + voice)
Alternatives →From$0.05/min
Zoom Virtual Agent Receptionist logoZoom Virtual Agent Receptionist
Big-tech price anchor for the receptionist segment: standalone AI receptionist at $29.99/mo (100 min), launched 2026-07-09; also bundled free with Zoom Phone.
Alternatives →From$29.99/mo
Alex (fka Apriora) logoAlex (fka Apriora)
'Interview everyone. Hire the best.' - autonomous AI interviewer (voice + video) for high-volume hiring, operated by Apriora Inc. dba Alex.
Alternatives →See pricing
Arini logoArini
The AI front desk for dental groups and DSOs - zero missed calls, 24/7.
Alternatives →See pricing
Brooke.ai logoBrooke.ai
OEM-channel digital voice assistant for fixed ops - a sub-brand of Proactive Dealer Solutions (Better Car People), sold through programs like Stellantis MarketCenter rather than as a standalone startup.
Alternatives →See pricing
Caseflood logoCaseflood
'The first human-assisted legal AI intake team designed to autonomously sign retainers for law firms' - long-form voice intake plus human-in-the-loop closing, YC-backed.
Alternatives →See pricing
ConverzAI logoConverzAI
'World's Leading Automation for Staffing Firms' - agentic virtual recruiters covering the pipeline from sourcing to placement, staffing-agency (not corporate HR) focus.
Alternatives →See pricing
Dentina logoDentina
The AI dental receptionist built by a dentist - 24/7 inbound/outbound calls with real-time PMS write-back.
Alternatives →From$299/mo
Dialzara logoDialzara
Lowest-entry-price SMB AI receptionist with minute-bundle pricing and SMS/chatbot/outbound add-ons
Alternatives →From$0.48/min
Dograh logoDograh
Self-hostable open-source voice agent platform ('OSS alternative to Vapi & Retell') with a no-code workflow builder and air-gapped on-prem deployment for regulated industries.
Alternatives →See pricing
Domu logoDomu
YC S24 collections-automation platform for financial institutions across the Americas - 'compliance is not a checkbox, it is the architecture'.
Alternatives →See pricing
echowin logoechowin
No-code AI phone/chat agent builder with pay-as-you-go pricing, 70+ languages, and agency white-label options
Alternatives →From$0.20/min
Hello Patient logoHello Patient
Conversational AI for healthcare's 'front door' - voice, SMS, and chat patient communication.
Alternatives →See pricing
Loman AI logoLoman AI
Restaurant voice AI with deep POS order-writing (Toast/Square/Clover/Olo etc.) - orders and payments, not just reservations and FAQs.
Alternatives →See pricing
Frontdesk (My AI Front Desk) logoFrontdesk (My AI Front Desk)
Multi-channel AI front desk (voice/SMS/chat/email/WhatsApp) with bundled CRM and a white-label reseller program, mid-rebrand from My AI Front Desk to Frontdesk
Alternatives →From$0.25/min
Numa logoNuma
AI operating system for the AI-native dealership - voice AI plus agentic follow-up (Heat Case, Opportunity, Service Advisor agents) for franchise dealers and multi-rooftop groups.
Alternatives →See pricing
Patter logoPatter
MIT-licensed, self-host-only voice AI SDK (Python + TypeScript) abstracting 27+ providers across LLM/STT/TTS/carrier layers - a middle ground between hosted platforms (Vapi/Retell) and heavyweight frameworks.
Alternatives →See pricing
Pipecat logoPipecat
Open-source Python framework for real-time voice and multimodal conversational agents, maintained by Daily, with Pipecat Cloud as the managed production runtime.
Alternatives →From$0.01/min
Rapida logoRapida
Open-source (GPL-2.0 + branding terms) voice AI orchestration platform in Go/gRPC, aimed at agencies, CPaaS/CCaaS providers, and enterprises wanting white-label, multi-tenant voice operations with provider-level cost passthrough.
Alternatives →From$0.01/min
Sameday logoSameday
Trades-focused AI sales agent - sells and books jobs (claims 92%+ booking rate, voice cloning of your staff) rather than just taking messages.
Alternatives →From$449/mo
Simple Phones logoSimple Phones
Done-for-you AI phone agent for small businesses on flat per-call-bundle pricing
Alternatives →From$97/mo
STELLA Automotive AI logoSTELLA Automotive AI
Dealership-focused conversational AI platform with certified DMS integrations (CDK, Reynolds, Tekion) and dealer/industry investors incl. Reynolds & Reynolds board representation.
Alternatives →See pricing
TEN Framework logoTEN Framework
Open-source real-time multimodal conversational AI framework (voice + video + avatar) with its own VAD and full-duplex turn-detection models, backed by Agora.
Alternatives →See pricing
Toma logoToma
"AI Coworkers for the Automotive Enterprise" - dealership call automation with production safeguards, YC/a16z-backed.
Alternatives →See pricing
Upfirst logoUpfirst
Per-call-bundle AI receptionist with 35+ languages and declining overage rates up to 600 calls/mo
Alternatives →From$24.95/mo
Vision Agents logoVision Agents
Open-source multimodal (video-first) AI agent framework by Stream, combining realtime LLMs with vision models on Stream's low-latency edge network.
Alternatives →See pricing

Voice AI pricing compared (2026)

Effective monthly bill at 10K min/mo (agency), computed from each vendor's published rates, cheapest first. Every tool page carries the full three-tier table. How we compute costs →

Voice AI pricing at 10K min/mo, cheapest first
ToolPublished rateBill at 10K min/moVerified
Vocode≈ $0 per minute all-in (est.)$0Jul 15
Pipecat≈ $0.01 per minute all-in (est.)$100Jul 30
Google Gemini Live API≈ $0.018 per minute all-in (est.)$180Jul 30
ElevenLabs Agents≈ $0.05 per minute all-in (est.)$500Jul 15
Ultravox≈ $0.055 per minute all-in (est.)$550Jul 15
Rapida≈ $0.006 per minute all-in (est.) plus $500/mo platform fee$560Jul 30
Voiceflow≈ $0.05 per minute all-in (est.) plus $60/mo platform fee$560Jul 15
Telnyx Voice AI Agents≈ $0.0585 per minute all-in (est.)$585Jul 30
Bolna≈ $0.06 per minute all-in (est.)$600Jul 30
Hume EVI≈ $0.07 per minute all-in (est.) plus $3/mo platform fee$703Jul 30
Deepgram Voice Agent API≈ $0.075 per minute all-in (est.)$750Jul 30
Dasha≈ $0.08 per minute all-in (est.)$800Jul 15
Twilio ConversationRelay≈ $0.0815 per minute all-in (est.)$815Jul 30
Vapi≈ $0.11 per minute all-in (est.)$1,100Jul 15
Bland AI≈ $0.13 per minute all-in (est.)$1,250Jul 15
LiveKit Agents≈ $0.18 per minute all-in (est.)$1,785Jul 15
echowin≈ $0.20 per minute all-in (est.)$2,000Jul 30
Retell AI≈ $0.25 per minute all-in (est.)$2,500Jul 15
Frontdesk (My AI Front Desk)≈ $0.25 per minute all-in (est.) plus $20/mo platform fee$2,520Jul 30
Phonely≈ $0.28 per minute all-in (est.)$2,750Jul 15
Ringly.io≈ $0.27 per minute all-in (est.) plus $349/mo platform fee$3,049Jul 15
Millis AI≈ $0.36 per minute all-in (est.)$3,600Jul 15
Dialzara≈ $0.48 per minute all-in (est.) plus $29/mo platform fee$4,829Jul 30

Popular comparisons

Bland AI logoBland AIvsDasha logoDasha→Bland AI logoBland AIvsLiveKit Agents logoLiveKit Agents→Bland AI logoBland AIvsMillis AI logoMillis AI→Bland AI logoBland AIvsPhonely logoPhonely→Bland AI logoBland AIvsRingly.io logoRingly.io→Bland AI logoBland AIvsThoughtly logoThoughtly→Bland AI logoBland AIvsUltravox logoUltravox→Bland AI logoBland AIvsVocode logoVocode→Bland AI logoBland AIvsVoiceflow logoVoiceflow→Dasha logoDashavsElevenLabs Agents logoElevenLabs Agents→Dasha logoDashavsRetell AI logoRetell AI→Dasha logoDashavsVapi logoVapi→ElevenLabs Agents logoElevenLabs AgentsvsLiveKit Agents logoLiveKit Agents→ElevenLabs Agents logoElevenLabs AgentsvsMillis AI logoMillis AI→ElevenLabs Agents logoElevenLabs AgentsvsPhonely logoPhonely→ElevenLabs Agents logoElevenLabs AgentsvsRingly.io logoRingly.io→ElevenLabs Agents logoElevenLabs AgentsvsThoughtly logoThoughtly→ElevenLabs Agents logoElevenLabs AgentsvsUltravox logoUltravox→ElevenLabs Agents logoElevenLabs AgentsvsVocode logoVocode→ElevenLabs Agents logoElevenLabs AgentsvsVoiceflow logoVoiceflow→LiveKit Agents logoLiveKit AgentsvsRetell AI logoRetell AI→LiveKit Agents logoLiveKit AgentsvsVapi logoVapi→Millis AI logoMillis AIvsRetell AI logoRetell AI→Millis AI logoMillis AIvsVapi logoVapi→Phonely logoPhonelyvsRetell AI logoRetell AI→Phonely logoPhonelyvsVapi logoVapi→Retell AI logoRetell AIvsRingly.io logoRingly.io→Retell AI logoRetell AIvsThoughtly logoThoughtly→Retell AI logoRetell AIvsUltravox logoUltravox→Retell AI logoRetell AIvsVocode logoVocode→Retell AI logoRetell AIvsVoiceflow logoVoiceflow→Ringly.io logoRingly.iovsVapi logoVapi→Thoughtly logoThoughtlyvsVapi logoVapi→Ultravox logoUltravoxvsVapi logoVapi→Vapi logoVapivsVocode logoVocode→Vapi logoVapivsVoiceflow logoVoiceflow→Decagon logoDecagonvsSierra logoSierra→Deepgram Voice Agent API logoDeepgram Voice Agent APIvsVapi logoVapi→LiveKit Agents logoLiveKit AgentsvsPipecat logoPipecat→OpenAI Realtime API logoOpenAI Realtime APIvsVapi logoVapi→Parloa logoParloavsPolyAI logoPolyAI→Phonely logoPhonelyvsRosie logoRosie→Pipecat logoPipecatvsVapi logoVapi→Retell AI logoRetell AIvsVapi logoVapi→Twilio ConversationRelay logoTwilio ConversationRelayvsVapi logoVapi→Avoca logoAvocavsNetic logoNetic→Cognigy (NiCE) logoCognigy (NiCE)vsParloa logoParloa→Cresta logoCrestavsReplicant logoReplicant→ElevenLabs Agents logoElevenLabs AgentsvsOpenAI Realtime API logoOpenAI Realtime API→Google Gemini Live API logoGoogle Gemini Live APIvsOpenAI Realtime API logoOpenAI Realtime API→Goodcall logoGoodcallvsSmith.ai logoSmith.ai→Hume EVI logoHume EVIvsVapi logoVapi→Loman AI logoLoman AIvsSlang AI logoSlang AI→Numa logoNumavsToma logoToma→Rosie logoRosievsZoom Virtual Agent Receptionist logoZoom Virtual Agent Receptionist→STELLA Automotive AI logoSTELLA Automotive AIvsToma logoToma→Telnyx Voice AI Agents logoTelnyx Voice AI AgentsvsTwilio ConversationRelay logoTwilio ConversationRelay→Abby Connect logoAbby ConnectvsSmith.ai logoSmith.ai→Alex (fka Apriora) logoAlex (fka Apriora)vsConverzAI logoConverzAI→Arini logoArinivsDentina logoDentina→ASAPP logoASAPPvsCresta logoCresta→Assort Health logoAssort HealthvsHello Patient logoHello Patient→Avoca logoAvocavsSameday logoSameday→Bolna logoBolnavsVapi logoVapi→Brooke.ai logoBrooke.aivsSTELLA Automotive AI logoSTELLA Automotive AI→Cognigy (NiCE) logoCognigy (NiCE)vsKore.ai logoKore.ai→Dialzara logoDialzaravsUpfirst logoUpfirst→Dograh logoDograhvsVapi logoVapi→Domu logoDomuvsSalient logoSalient→Hume EVI logoHume EVIvsOpenAI Realtime API logoOpenAI Realtime API→Level AI logoLevel AIvsObserve.AI logoObserve.AI→Omilia logoOmiliavsPolyAI logoPolyAI→Patter logoPattervsPipecat logoPipecat→

Best for…

No-code agency deploysReplicantAuto dealership phone linesSTELLA Automotive AICollections outreachDomuDental front deskDentinaCustom pipeline controlLiveKit AgentsEcommerce support and ordersDentinaHealthcare compliancePipecatHome services booking and dispatchAvocaLogistics and freight callsin reviewOutbound sales campaignsCognigy (NiCE)SMB receptionist and bookingTelnyx Voice AI AgentsRecruiting phone screensAlex (fka Apriora)Restaurant order and reservation callsLoman AI
Voice stack cost calculator →See the real combined cost per minute of a platform, an STT API, and a TTS voice from Voice AI and its sibling categories.

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