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Pearl (by NLPearl)

AI voice agent platform to automate inbound/outbound phone interactions and execute real-time actions.
8.0
Rating
$100/month
Price
8
Key Features

Overview

Pearl (by NLPearl) is an AI voice agent platform that automates inbound and outbound phone interactions and executes real-time actions such as transfers, calendar scheduling, sending email/SMS, and calling external APIs. It is positioned as a no-code conversation-flow builder with developer-friendly APIs and is targeted at call centers, sales, support, hospitality, healthcare, ecommerce, utilities, insurance, debt management, real estate, government, airlines, and similar industries. Key capabilities include a real-time voice agent, call recording and full transcripts, multilingual agents, templated personalization (placeholders like CustomerName, OrderProduct), actions that call external APIs (examples such as cart.Add), calendar scheduling, call transfers (SIP REFER), analytics and success triggers. The platform provides a REST-style API for outbound calls and real-time triggers, developer documentation with Make Call examples and guides for custom VoIP/SIP integration, and options for cloud and on-prem deployment for legacy or specialized environments. Pricing is sales-driven and gated; the public pricing page does not present fully itemized tiers. The FAQ indicates a free trial is available and documents that added "agents" can start at $100/month each as an example of how agent billing works. For concrete costs and enterprise details (SLA, concurrency limits, per-minute pricing, on-prem pricing, volume discounts) the vendor requests contacting sales or booking a demo.

Details

Developer
nlpearl.ai
Launch Year
Free Trial
Yes
Updated
2025-12-07

Features

Real-time voice agent

AI-driven real-time voice agent for inbound and outbound calls with live decisioning and triggers.

Call recording & transcripts

Automatic call recording and full transcripts for compliance, review, and analytics.

Multilingual support & voice variants

Support for roughly ~20 languages/locales and multiple accents; can configure multiple language/voice variants per Pearl and switch mid-call when configured.

No-code conversation builder + developer APIs

No-code builder for conversation flows plus REST-style APIs for programmatic integration, outbound calls, and real-time triggers.

Actions & external API calls

Actions that call external APIs during calls (examples in docs include actions like cart.Add) and integrations with CRMs and other systems.

VoIP / SIP integration

Custom VoIP/SIP integration guide with TLS/SRTP recommendations, SIP trunk configuration, auth options, SIP domain issuance, and SIP REFER transfers.

Screenshots

Pearl (by NLPearl) Screenshot
Pearl (by NLPearl) Screenshot
Pearl (by NLPearl) Screenshot

Pricing

Contact Sales / Custom Enterprise
Free

Sales-driven, industry-tailored plans; public pricing is gated and requires contacting sales or booking a demo for detailed quotes.

  • Custom SLAs and enterprise negotiation
  • Volume discounts and tiered per-minute options
  • On-prem deployment option (where applicable)
  • Custom concurrency and scaling agreements
Agent add-on (FAQ example)
$100/mo

FAQ describes that added "agents" can start at $100/month each; listed as an example of agent billing rather than a full public tier.

  • Per-agent monthly billing example
  • Used to illustrate how agent charges are applied

Pros & Cons

Pros

  • No-code builder for rapid creation of conversation flows
  • Developer-friendly REST APIs and documented examples
  • Robust VoIP/SIP integration options with recommended security (TLS/SRTP)
  • Multilingual support and the ability to switch languages mid-call
  • Call recording, transcripts, analytics, and real-time triggers

Cons

  • No fully transparent, itemized public pricing tiers; pricing is gated behind sales
  • Enterprise specifics (SLA, volume discounts, on-prem pricing) handled via sales rather than public docs
  • Concrete costs require demo/signup to obtain

Compare with Alternatives

FeaturePearl (by NLPearl)TalkStackZenCall.ai
Pricing$100/monthN/AN/A
Rating8.0/108.1/108.1/10
Real-time HandlingYesYesYes
Outbound DialerYesPartialPartial
No-code BuilderYesYesNo
API & ExtensibilityYesYesYes
SIP/VoIP SupportYesPartialPartial
Voice & Language VariantsYesYesYes
Analytics & ReportingYesYesYes

Audience

Call centersAutomate high-volume inbound/outbound calls, routing, and agent augmentation with analytics.
Sales & Support teamsOutbound dialing, lead qualification, booking, and CRM-integrated workflows.
Enterprises / Regulated industriesOn-prem or cloud deployment options, compliance features, and secure VoIP/SIP integrations.

Tags

voice-agenttelephonySIPVoIPno-codeAPIcall-centermultilingualtranscriptionanalytics