The right sub-account
Each client’s agent must work only with that client’s calendar and contacts.
Integration · Synthflow to GoHighLevel
Synthflow and GoHighLevel (GHL) integration
Synthflow builds AI voice agents that answer and make calls. GoHighLevel holds the contacts, calendars and workflows. Connecting them is popular with agencies, and easy to get half right. We set it up so the agent books into the right calendar, updates the right sub-account and hands off cleanly. One-time setup, no monthly fee from us.
- From $100, one-time setup
- No monthly fees from us
- Tested on your own calls before go-live
Synthflow
GoHighLevel
One call ends in Synthflow. In GoHighLevel:
- Synthflow agent takes the callInbound or outbound
- Booked or qualified in GHLCalendar, contact, opportunity
- Workflow takes overConfirmations and reminders
- One-time setup
- From $100
- Monthly fee from us
- $0
- Working days to a written scope
- 2
- Working days to build and test
- 5–10
Got it, thank you.
Check your inbox for a confirmation. We will reply within 2 working days with what we would do and what it would cost.
The agent is only as good as what it can do in GHL
A voice agent that chats nicely but cannot see real availability, or books into the wrong calendar, creates more work than it saves. For agencies, the risk multiplies: one wrong setting and a client’s bookings land in another client’s account.
We connect each agent to the right sub-account, calendar and pipeline, pass the caller’s details in so the agent knows who it is talking to, and write the outcome back so GHL workflows send confirmations and reminders. Then we test real calls, including the awkward ones: no availability, wrong number, someone asking for a human.
- Agencies selling AI receptionistsOne tested setup per client sub-account.
- Local service businessesCalls answered after hours and booked into the calendar.
- Lead follow-upNew GHL leads called within minutes and qualified.
What we connect between Synthflow and GoHighLevel
A typical setup. We adjust each line to how your team uses Synthflow and GoHighLevel.
When this happensThis is what you get
A call is answered or madeMatched to the GHL contact, or a new contact created
An appointment agreedBooked in the right GHL calendar
The outcome and summaryA note, tags and the opportunity stage
A caller who wants a personTransferred or a task created, as agreed
New GHL lead (outbound)An agent call triggered from your workflow
Field mapping, event by event
Each Synthflow event and exactly what it writes in GoHighLevel. Pick an event to see its fields.
1. Trigger · Synthflow
When an AI call ends
Every call made or received in Synthflow
2. Action · GoHighLevel
Log the call note
In GoHighLevel, on the contact — Where your team already works
GoHighLevel field
Mapped from
What happens
Activity date
Call start time15 Sep, 4:00 pm
Shown in your time zone
Call start time15 Sep, 4:00 pm
Shown in your time zone
Call length
Call duration3 min 04 s
Stored the way GoHighLevel expects
Call duration3 min 04 s
Stored the way GoHighLevel expects
Recording
Call recording urlPlayable audio
Added once the file is ready
Call recording urlPlayable audio
Added once the file is ready
Summary and transcript
Call transcriptWants a demo next week
Saved as note text
Call transcriptWants a demo next week
Saved as note text
Contact
Matched by phone number+1 415 555 0142
A new contact is created only if none match
1. Trigger · Synthflow
When the call summary is ready
Transcript and summary are finished
2. Action · GoHighLevel
Save a note
In GoHighLevel, on the contact — Readable by anyone who opens the record
GoHighLevel field
Mapped from
What happens
Transcript
Call transcriptAgent: Hi, this is…
Below the summary
Call transcriptAgent: Hi, this is…
Below the summary
Contact
Same match as the call+1 415 555 0142
Linked to the same record as the call
Sample values are made up. The exact fields are agreed with you in your scope.
A one-time setup, not a monthly middleware bill
We are not a middleware. We plan the connection, set it up, test it on your calls and hand it over.
Web Repay integration setup
Middleware subscription
What you pay
One-time setup, from $100 (one-off)
A monthly plan, often priced by tasks or operations
As call volume grows
The same price, no per-task charges
Costs rise with every call that syncs
Who builds and tests it
We do, on your own Synthflow calls
Your team builds and maintains every step
Where it runs
In your own Synthflow and GoHighLevel accounts, documented
Inside the middleware vendor’s platform
When something changes
Additional support as needed, when you request it
Your team fixes the broken steps
Where a small connector layer is the most reliable route, we say so in your written scope, set it up in your own account and choose the option with the lowest running cost.
Where Synthflow and GoHighLevel setups usually go wrong
Real availability
The agent must read live calendar slots, including buffers and time zones.
Workflows that double up
A booking can trigger several workflows. We check them so callers get one confirmation.
AI calling rules
Outbound AI calls are regulated in many places. We build in consent and calling-hour rules.
How we set it up
- 1
Agree what the agent does
Calls, calendars, outcomes and hand-offs. Written scope, fixed one-time price.
- 2
Access
GHL agency or sub-account admin, and Synthflow access.
- 3
Connect and test
Real test calls, including edge cases.
- 4
Handover
A short note per sub-account.
Test call passedEvery field in the table checked
LiveWatched for the first week
What it costs
From
$100 one-time setup
Starting price for connecting Synthflow and GoHighLevel, built and tested. Larger mappings get a fixed quote in writing before we start.
No monthly fee from us. Additional support is available as needed, whenever you request it.
Free download
The integration health check
10 checks to make sure your website, CRM and dialer really are passing information between them.
From the blog
Further reading
Integrations
How to log every call from your dialer in your CRM
Every call on the right contact, with the outcome, the rep and the recording, and nobody typing notes afterwards. What to connect, how to match callers, and what to test.
CRM
Why your CRM is full of duplicates, and how to stop new ones
Duplicates come in through forms, imports, integrations and manual entry. Here is how to clean up what is there, and close the doors so they do not come back.
Dialers
Why fewer people answer your calls: spam labels and caller ID
When answer rates drop, the cause is often a warning label on your caller ID. How US carriers check and label calls, and what you can do about it.
Questions about Synthflow and GoHighLevel
Does Synthflow connect to GoHighLevel already?
Synthflow offers ways to connect to GHL. We set it up properly for your sub-accounts and calendars, and add what is missing.
Can the agent book appointments?
Yes, into GHL calendars, using real availability. We test booking, rescheduling and no-availability cases.
Is there a monthly fee?
Not from us. You pay once for the setup. Synthflow charges for its own usage.
Can we roll this out to more clients later?
Yes, at the same one-time rate per sub-account.
Rather talk it through?
Thirty minutes on how your team uses Synthflow and GoHighLevel. You leave knowing what we would build and what it would cost.
Call ended03:04 · inbound
Appointment bookedReminder workflow on
Call-back taskAssigned to the contact owner