AI-Powered Calling, Fully Managed
TopCalls runs your calls so you can close the deals. You get the phone lines, the AI agent and the tooling to automate customer calls at volume.Low-Latency Conversations
Replies come fast enough to keep the rhythm of a normal phone call.
Campaign Management
Queued calling with per-campaign timezones and dialing hours, retries per lead, and live stats.
Voice Selection
50 built-in voices for Legacy calls, or 13 Live voices.
Function Calling
Give agents tools to book appointments, look up orders or update your CRM mid-call.
Knowledge Bases
Add text entries with product, pricing and policy details. Agents get the attached entries on every call.
Call Analytics
Call summaries, extraction of the fields you define, and a webhook for every call.
What You Can Build
Inbound Calls
Attach a campaign to one of your phone numbers. Callers hear the campaign greeting, with optional business hours.
Appointment Management
Confirmations, rescheduling and reminders that cut no-shows.
Lead Qualification
Qualify inbound and warm leads, book follow-ups and pass the good ones to sales.
Customer Support
Answer common support questions around the clock and escalate the hard ones.
Post-Purchase Follow-ups
NPS surveys, renewal reminders and post-purchase check-ins.
Compliance & Collections
Collection calls with payment plan negotiation, and a transcript of every call.
Get Started
Quickstart Guide
Make your first AI phone call in under 5 minutes.
API Reference
Every endpoint, with examples you can run.
How It Works
- You call the API with a phone number and instructions for the agent.
- We run the call on our phone lines, with your agent talking.
- You get the results by webhook: transcript, recording, summary and the fields you asked for.
New to AI voice agents? Make a first call with the Quickstart Guide, or read How It Works.