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Synthflow AI

Enterprise-Ready Voice AI Agents for Automated Phone Calls·synthflow.ai

Synthflow is an enterprise voice AI platform that automates phone calls using AI voice agents, handling both inbound and outbound calls to answer questions, route based on context, book appointments, detect voicemails, and send SMS follow-ups. It includes an in-house telephony network, a visual flow designer, testing/evaluation tools, and real-time analytics, organized around its 'BELL' (Build, Evaluate, Launch, Learn) framework. The platform supports multiple languages and integrates with CRMs, ERPs, and other business systems to automate conversations at scale.

What it's for

Customer ServiceReceptionistAnswering ServiceConciergeAppointment SetterAI IVRWhatsApp IntegrationLead qualificationAppointment bookingOrder tracking and FAQ automationClaims and account processingPatient support and scheduling

Features 19

99.99% uptime carrier-grade reliability
AI sandbox for testing, version tracking, and rollback
Aurora workspace assistant for agent scaffolding and management
Auto-QA and continuous performance monitoring
BELL deployment framework (Build, Evaluate, Launch, Learn)
Custom telephony / SIP trunk and PBX integration
Data fine-tuning using past call data
HIPAA, SOC 2, and PCI DSS compliant infrastructure
In-house telephony with sub-100ms latency
Modular visual voice flow designer
Multi-agent architecture with specialized subflows
Native CRM sync with GoHighLevel, HubSpot, and Salesforce
Omnichannel conversational AI across voice, chat, and SMS
Real-time monitoring of calls, webhooks, and APIs
Sentiment analysis and human handoff
Simulated call testing and evaluation (Test Center)
SMS follow-ups
Support for 50+ languages and regional accents
Voicemail detection

At a glance

free trialAPI

TypeWeb app

DeploymentCloud

PlatformsWeb

LanguagesEnglish, German

Forenterprises, BPOs and call centers

CompanySynthflow · 2023

Integrations

Google CloudWhatsApp BusinessCiscoRingCentralGenesysSalesforceCodexZoomZapierGoHighLevelStripeHubSpotRingCXAvayaClaude Code

Complianceself-reported

PCI DSSSOC 2HIPAAGDPR

Resources

Pricing

Enterprise plans start at $30,000 per year, with final pricing scoped to call volume, concurrency, telephony setup, integrations, and security needs. Building agents is free; once launched, usage is billed via a Pay-As-You-Go model based on actual calls and chats conducted, though the exact per-call rate is not published.

Free (Build)Free

No cost until the agent is launched into live use.

Build and design AI agents using templates or from scratch at no upfront cost, until the agent is launched for live calls.

Pay-As-You-GoQuote

Begins once a built agent is launched for live use.

Billed per actual call/chat conducted once the agent is launched.

Enterprise$2500/mo · billed annually

Starting price only; final cost is quote-based.

Enterprise contracts start at $30,000 annually; final pricing scoped around call volume, concurrency, telephony setup, integrations, security needs, and launch support.