Voice Agent
An AI voice agent that answers missed calls, books appointments, screens spam, and takes accurate messages around the clock.
Stop Losing Leads
AI agents that recover missed leads and save hours of admin every week.
Most businesses lose money because they reply too slowly. Built By Agents gives you a 24/7 AI operator that answers, qualifies, follows up, and escalates hot leads before they go cold.
Built for ROI first: faster speed-to-lead, fewer missed calls, cleaner inboxes, and less owner/admin time wasted on repetitive follow-up.
What Built By Agents Delivers
Voice Agent
An AI voice agent that answers missed calls, books appointments, screens spam, and takes accurate messages around the clock.
Email Agent
An AI email agent that reviews every message, cleans your inbox, drafts replies, and flags what matters most.
Daily Business Brief
A daily summary delivered to your phone with weather, calendar items, business news, and your most important operating metrics.
Built By Agents helps businesses stop losing leads, clear overloaded inboxes, and run key operating workflows without adding more software for the team to manage.
Live demo phone number
+61 2 9188 9038Call this number to hear the Built By Agents voice demo, or enter your phone number and Otto will call you back within 60 seconds.
24/7 coverage for calls and email
Live in 5 business days
ROI-led build, not another software tool
Why It Pays Back
One recovered customer can pay for the system.
The fastest ROI usually comes from missed calls, slow replies, and repetitive admin. If your average job, order, or client is worth hundreds or thousands of dollars, recovering even a few lost enquiries can cover the cost.
Answer hot leads instantly
Practical automation focused on revenue, response speed, and saved management time — not platform complexity.
Follow up while competitors sleep
Practical automation focused on revenue, response speed, and saved management time — not platform complexity.
Free owners from inbox/admin drag
Practical automation focused on revenue, response speed, and saved management time — not platform complexity.
What We Build
What does Built By Agents build?
Email Agent
An AI email agent that reviews every message, cleans your inbox, drafts replies, and flags what matters most.
Daily Business Brief
A daily summary delivered to your phone with weather, calendar items, business news, and your most important operating metrics.
How It Works
How do you get a custom AI agent?
Step 1
Tell us about your business
Step 2
We build your agent
Step 3
Your agent starts working
Who It's For
Which businesses should use Built By Agents?
Trades
Answer missed calls, capture job details, qualify leads, and book quote requests after hours.
Get this agent →E-commerce
Triage customer emails, surface urgent orders, monitor competitors, and send daily operating briefs.
Get this agent →Professional Services
Screen enquiries, draft follow-ups, organise inboxes, and keep owners focused on billable work.
Get this agent →Local Services
Turn after-hours calls into booked appointments instead of voicemail and lost leads.
Get this agent →Simple Commercials
Start only after the value is clear.
Typical starting package: $1,500 setup + $500/month
This includes discovery, a custom AI voice/email agent, two starter workflows, launch support, and ongoing monthly improvements. Setup is only payable after your agent answers its first call.
Internal R&D System
Otto — Built By Agents Internal R&D
Otto is the internal R&D system Winston Tu built inside Luxo Living before offering the approach externally. It proves the operating model: voice handling, email triage, daily briefs, competitor monitoring, and practical workflows that save real management time.
See the internal buildFAQ
Common questions about AI agents
What is an AI agent?
An AI agent is a software assistant that can complete business tasks on its own. Built By Agents creates custom AI agents that answer calls, manage email, produce daily briefs, and run repeatable workflows for your business.
How does the voice agent work?
The Built By Agents voice agent answers missed calls, talks with callers in natural language, screens spam, books appointments, and takes messages. It runs 24/7 and can follow the rules and tone of your business.
How does the email agent work?
The Built By Agents email agent reviews inbound email, sorts important messages, drafts replies, unsubscribes from junk, and keeps your inbox clean. It helps business owners and teams stay focused on priority work.
How long does setup take?
Most Built By Agents systems are launched in 5 business days. The process starts with a short discovery call, then the team builds your first voice/email agent, tests it, and launches it with your business rules.
What does it cost?
Built By Agents starts at $1,500 setup and $500 per month. The setup fee is only payable after your agent answers its first successful call.
Do I need technical knowledge?
No. Built By Agents is designed for business owners and operators who want outcomes, not extra software complexity. You explain your business and priorities, and the team handles the build and rollout.
What businesses is this for?
Built By Agents is for trades, e-commerce brands, professional services firms, retail teams, healthcare providers, real estate businesses, and other small or mid-sized businesses that lose time to missed calls and email overload.
Can I add more workflows later?
Yes. The system is designed to grow with your business. After launch, you can add more workflows such as Microsoft To Do management, a Teams bot, Gmail triage, a resume reviewer, or custom business automations.
Start Now
Get 60-Second CallbackReady to put AI agents to work in your business?
Enter your phone number and Otto will call back within 60 seconds. If you prefer, call the demo line directly.