Regal alternatives (2026)

The most hands-off "AI employee" with voice/phone, if you want done-for-you.

11x sells autonomous "digital workers" for go-to-market teams. Alice is an AI SDR that runs outbound prospecting end to end (lead research and enrichment from 50+ sources, ICP matching, and multi-channel sequencing across email, LinkedIn, SMS and phone), while Julian handles inbound voice and chat qualification.

Enterprise AI customer service platform branded "the AI concierge for every customer." It deploys AI agents across chat, email, and voice, configured with natural-language Agent Operating Procedures (AOPs) instead of code. Used by large brands like Notion, Duolingo, Eventbrite, and Rippling to deflect and fully resolve high support volume.

Enterprise "Agent OS" for customer experience. Sierra lets large brands build, optimize, personalize, and scale branded AI agents that resolve customer issues across chat, voice, SMS, WhatsApp, email and ChatGPT. Built by former Salesforce co-CEO Bret Taylor and former Google exec Clay Bavor.

Developer-first voice AI platform for building, testing, and deploying low-latency phone and voice agents. Vapi orchestrates speech-to-text, an LLM, and text-to-speech behind one API, handling telephony, turn-taking, interruptions, and tool calling so you wire in your own providers.

Retell AI is a developer-friendly AI voice agent platform for automating inbound and outbound phone calls. It bundles speech-to-text, a proprietary low-latency turn-taking model (~600ms), TTS, LLM orchestration, telephony, batch calling and post-call analytics into one usage-based stack you can run via a no-code dashboard or API.

Enterprise AI voice-agent platform that automates inbound and outbound phone calls 24/7 on Bland's own proprietary, vertically integrated stack (LLM, real-time STT, premium TTS/voice cloning, and telephony all in-house). Built for high-volume teams that need sub-second latency, full call observability, and SOC 2 / HIPAA / PCI compliance.

Enterprise-ready, no-code AI voice agent platform for automating inbound and outbound phone conversations at scale. Positions as an end-to-end Voice AI platform with in-house telephony, a visual flow designer, and 200+ integrations across CRM, calendar, and helpdesk tools.

Enterprise AI agent platform for customer service, pairing a multi-model AI engine with on-the-ground local deployment teams to run multilingual voice, chat, and email agents that resolve customer requests at human level across 30+ markets. Sales-led and deployment-heavy, it reports an 80% resolve rate handling tens of thousands of requests a day.

"The AI Front Office for Home Services," an always-on AI workforce for service businesses (HVAC, plumbing, electrical, and other trades) that answers every inbound call, text, and chat, qualifies urgency, checks technician availability, and books jobs straight into ServiceTitan or Housecall Pro 24/7. It also runs outbound re-engagement campaigns and scores CSR calls for coaching.

AI Customer Concierge built for complex, regulated companies like fintech and healthtech. Unlike basic deflection chatbots, Lorikeet resolves end-to-end support issues across chat, email, SMS, WhatsApp, and voice by following the same multi-step workflows and judgment your human agents use, taking actions like refunds, billing changes, and account updates.

JustCall is an AI-powered business phone and contact-center platform built for sales and support teams. It combines a cloud phone system (calls, SMS, voicemail) with AI voice agents that handle inbound and outbound calls, plus AI transcription, call coaching and scoring. It plugs into 100+ CRMs like Salesforce and HubSpot to log and automate every conversation.

CloudTalk is a cloud business calling and AI call-center platform for sales and support teams. The core product is a per-seat phone system with call routing, recording and analytics, layered with usage-priced AI Voice Agents (receptionist and specialist) and AI conversation-intelligence add-ons. You build a calling stack with seats first, then bolt on AI minutes.

ElevenLabs is the leading AI voice platform, covering text-to-speech, voice cloning, dubbing, speech-to-text and a full Conversational AI / Agents stack for phone and chat. The core product is sold on monthly credit subscriptions, while voice agents are billed separately by the minute. It is the de facto standard for high-quality, low-latency multilingual voice in production apps.

Cartesia is a real-time voice AI platform built around its low-latency Sonic text-to-speech and Ink speech-to-text models, plus Line voice agents for building phone and conversational experiences. It is aimed at developers who need fast, natural-sounding speech at scale via API. Billing is credit-based for TTS/STT and per-minute for voice agent calls.

Phonely (YC S24) is a no-code voice AI platform for building humanlike AI phone agents that answer calls, route them, book appointments, run outbound campaigns and handle SMS. It is sold as a usage-based "AI call center": you build an agent in the dashboard, connect it to your CRM/calendar via Zapier-style workflows, and pay for AI talk-time by the minute rather than per seat or per agent.

Goodcall is a no-code AI phone agent and virtual receptionist aimed at small and local service businesses.

Deepgram is a developer-first voice AI platform offering speech-to-text (Nova-3, Flux), text-to-speech (Aura), and a Voice Agent API behind a single usage-based API. It competes on low latency (sub-250ms), high transcription accuracy, and aggressive per-minute pricing, and is built for engineers wiring real-time and batch audio into their own products rather than for non-technical buyers.

Cognigy (now NiCE Cognigy after NiCE's 2025 acquisition) is an enterprise-grade agentic AI platform for customer service, combining a visual low-code AI Agent Studio, a built-in Voice Gateway for AI phone agents, and Knowledge AI (RAG). It is sold contract-only to large contact centers and is deeply integrated with major CCaaS stacks (NiCE CXone, Genesys, Amazon Connect, Avaya, Microsoft, 8x8). Pricing is usage-based under the hood (billable conversations, concurrent voice lines, knowledge queries) but always wrapped in a custom annual enterprise contract.