AI Voice Agent Tools

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Retell AI

Editorial profile

Developer-friendly voice agent infrastructure for building low-latency inbound and outbound phone agents.

Voice Agent Platform Developer and builder Developers

Usage-based platform pricing

9.2

Vapi

Editorial profile

Voice AI platform for developers building production phone agents with configurable orchestration and integrations.

Voice Agent Platform Developer Developers

Usage-based platform pricing

9.0

Telnyx

Editorial profile

Carrier-grade voice API, SIP trunking, and real-time media infrastructure for teams building AI phone agents and programmable contact centers.

Voice Infrastructure Developer and infrastructure Developers

Usage-based voice, number, SIP, and platform pricing

8.9

Bland AI

Editorial profile

Enterprise voice AI platform for building, running, and monitoring AI phone agents across inbound and outbound calls.

Voice Agent Platform Developer and enterprise Enterprise teams

Per-minute and enterprise plans

8.8

LiveKit

Editorial profile

Developer platform and open-source agent framework for building realtime voice AI agents with telephony, SIP, and observability.

Voice Agent Platform Developer Developers

Cloud and usage-based infrastructure pricing

8.8

ElevenLabs

Editorial profile

Voice and conversational AI platform for teams building expressive voice agents, call-center agents, and multimodal assistants.

Voice Agent Platform Developer and no-code Voice-first product teams

Usage-based voice and agent pricing

8.7

Synthflow

Editorial profile

Enterprise voice AI platform focused on no-code and managed call automation for sales, support, scheduling, and routing.

Enterprise Voice AI No-code and enterprise Enterprise teams

Pay-as-you-go and enterprise

8.7

Deepgram

Editorial profile

Speech AI infrastructure for realtime transcription, text-to-speech, and voice-agent workflows that need low-latency audio intelligence.

Speech AI Infrastructure Developer Voice AI builders

Usage-based speech API pricing

8.6

PolyAI

Editorial profile

Enterprise voice AI platform for contact centers that need customer-led conversational agents, routing, and branded call experiences.

Enterprise Voice AI Enterprise managed Enterprise contact centers

Enterprise quote-based pricing

8.6

Cognigy

Editorial profile

Enterprise conversational and voice AI platform for contact centers that need agentic automation, routing, integrations, and CX governance.

Enterprise Voice AI Enterprise platform Enterprise contact centers

Enterprise quote-based pricing

8.5

Goodcall

Editorial profile

AI phone agent and virtual receptionist platform for businesses that want a configurable no-code answering workflow.

AI Receptionist No-code Small businesses

Subscription by agent or usage tier

8.5

Hamming

Editorial profile

Voice agent QA and monitoring platform for pre-launch testing, production call evaluation, metrics, replay, and reliability workflows.

Voice Agent Testing Developer and enterprise QA Voice agent builders

Testing and monitoring pricing should be verified

8.5

Twilio

Editorial profile

Communications and conversational AI infrastructure for teams building voice agents, programmable voice workflows, routing, and customer context.

Voice Infrastructure Developer and enterprise Developers

Usage-based communications and platform pricing

8.5

Loman AI

Editorial profile

Restaurant voice AI platform for answering calls, taking orders and reservations, handling menu questions, and accepting payments.

Restaurant Voice AI Managed restaurant AI Restaurants

Restaurant-focused plans; pricing details should be verified

8.4

Smith.ai

Editorial profile

Hybrid AI and live receptionist service for law firms and small businesses that need 24/7 call coverage.

Hybrid Receptionist Hybrid human and AI Law firms

Per-call reception plans

8.4

SoundHound

Editorial profile

Enterprise voice AI provider for restaurant ordering, drive-thru automation, phone ordering, in-car ordering, and multimodal conversational commerce.

Restaurant Voice AI Enterprise managed Enterprise restaurants

Enterprise quote-based pricing

8.4

ConverseNow

Editorial profile

Restaurant voice AI ordering platform for phone, drive-thru, and high-volume restaurant ordering workflows.

Restaurant Voice AI Managed restaurant voice AI Restaurants

Restaurant enterprise pricing should be verified

8.3

Daily

Editorial profile

Realtime voice, video, and AI infrastructure for developers building WebRTC-powered voice agents, multimodal agents, and Pipecat-based deployments.

Voice Infrastructure Developer Developers

Usage-based infrastructure and Pipecat Cloud pricing

8.3

Slang AI

Editorial profile

Restaurant-focused voice AI for reservations, guest questions, routing, and hospitality phone workflows.

Restaurant Voice AI Managed and no-code Restaurants

Restaurant-focused subscription

8.3

Kea

Editorial profile

Restaurant voice AI for phone ordering, guest questions, call reporting, payments, and operational ordering workflows.

Restaurant Voice AI Managed restaurant voice AI Restaurants

Restaurant pricing should be verified

8.2

Pipecat

Editorial profile

Open-source framework for realtime voice and multimodal conversational AI agents, supported by the Pipecat community and Daily engineering team.

Voice Agent Framework Developer Developers

Open-source framework; hosted infrastructure pricing depends on deployment

8.2

RingCentral AI Receptionist

Editorial profile

AI receptionist for RingCentral business phone users that answers calls, routes callers, captures leads, and supports appointment workflows.

AI Receptionist No-code phone system add-on RingCentral customers

Plan-based AI receptionist pricing

8.2

Open.cx

Editorial profile

AI receptionist and phone automation platform for businesses that need calls answered, actions taken, and warm transfers with context.

AI Receptionist Managed and no-code Clinics

SMB and mid-market pricing should be verified

8.1

Presto Voice

Editorial profile

Drive-thru voice AI solution for restaurants that automates order taking, supports upselling, and adapts between AI and human-assisted ordering modes.

Restaurant Voice AI Drive-thru managed deployment Drive-thru restaurants

Enterprise restaurant pricing should be verified

8.1

VOICEplug

Editorial profile

Restaurant voice AI ordering platform for phone, drive-thru, kiosk, website, mobile app, POS, loyalty, and reservation workflows.

Restaurant Voice AI Managed restaurant voice AI Restaurants

Restaurant pricing should be verified

7.9

Ruby

Editorial profile

People-powered, AI-enhanced virtual receptionist and live chat service for small businesses that need human call answering with modern workflow support.

Hybrid Receptionist Managed service Small businesses

Published minute-based virtual receptionist plans

7.8

Hostie

Editorial profile

Restaurant virtual concierge for calls, texts, guest questions, reservations, and hospitality workflows that should preserve the restaurant voice.

Restaurant Voice AI Managed hospitality AI Independent restaurants

Restaurant pricing should be verified

7.7

Aira

Editorial profile

AI front-office workforce for service businesses that need receptionist, intake, qualification, booking, and call routing coverage.

AI Receptionist No-code Service businesses

Published entry-level subscription pricing

7.6

Allo

Editorial profile

AI-powered business phone system with AI receptionist, call summaries, spam detection, voicemail transcription, and team inbox workflows.

AI Receptionist No-code business phone system Small teams

Published business phone plans with AI features

7.5

Rosie

Editorial profile

AI answering service for local businesses that answers calls, captures leads, books appointments, sends texts, and provides transcripts and recordings.

AI Receptionist No-code Local businesses

Published monthly plans with included minutes

7.3