Products

The voice stack, built and run by one team.

AI agents for inbound and outbound calls, a white-label PBX for providers, a gateway for carriers and branded apps for your users. All on open SIP and Asterisk.

Inbound · always on

AI Voice Agent

A phone agent that picks up every call in under a ring, talks naturally, and gets the job done: answers questions, books appointments, opens tickets, and passes the caller to a person when it should.

Real-time conversation with natural-sounding voices
English, Bangla and other languages
Books and reschedules appointments (Calendly, OpenTable)
Creates support tickets in Zendesk
Transfers to a human agent or queue on request
Transcript, summary and sentiment on every call
Live monitoring of calls in progress
Website chat widget on the same AI

Asterisk ARIDeepgramGemini LiveOpenAIMulti-tenant

Ideal for: Clinics, restaurants, support desks, after-hours lines, any business that misses calls

Hear a demo call

Outbound

Sales AI Ops

AI calling campaigns that work your lead lists around the clock. The agent qualifies, books the meeting and writes the result back to your CRM, so your team only talks to warm prospects.

Outbound campaigns from uploaded number lists
Lead qualification with scoring
Meeting booking, reminders and follow-ups
Phone surveys and feedback calls
Callback handling when the lead calls back
Usage tracking and per-campaign reporting

HubSpotSalesforceCalendlyGmailSlackMicrosoft TeamsWhatsAppZapier

Ideal for: Sales teams, lead-gen agencies, real estate, insurance, education admissions

Plan a campaign

For telcos, ISPs & service providers

Saynth Multi-Tenant PBX

A complete cloud PBX you can run under your own brand. Host many business tenants on one platform, each fully isolated, with the features call centres and front desks actually use.

Extensions, ring groups, queues with agent pause states
IVR menus, visual call flows, time conditions with iCal sync
DIDs, SIP trunks, outbound routes, feature codes
Voicemail to email, call parking, paging and intercom
Call recording to S3 or Azure, with retention rules
Whisper transcripts, AI sentiment and summaries
Live wallboard, queue, agent and usage reports
MOS call-quality scoring on every call
Two-way SMS inbox per location
Server-wide Do Not Disturb, BLF presence
Auto-provisioning: Yealink, Grandstream, Fanvil, Snom, Sangoma
Browser softphone (installable PWA) with push
REST API, outbound webhooks, interactive API docs
Backup and restore, plus an importer to migrate from another PBX

Saynth PBX wallboard with call counts, answer rate, sentiment, recent calls and SMS

Asterisk 20PJSIPNode.js APIReact portalWebSocketsMySQL

Ideal for: Telcos, ISPs, MSPs and VoIP providers launching or modernising a hosted PBX service

See it live

For carriers

Telco AI Gateway

Bring AI voice to the network you already run. The gateway connects SIP trunks and switches to AI engines in real time, so you can offer AI services without replacing anything.