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GoHighLevel - Inserting customer data using API

A step-by-step guide on how to integrate with GoHighLevel CRM using and how to save customer data using API

Famous.ai Team avatar
Written by Famous.ai Team
Updated over a month ago

GoHighLevel is a popular CRM and automation platform. With Famous.ai, you can easily collect contact information through a form and send that data straight to GoHighLevel — no coding required!

Follow the steps below carefully. We’ll guide you from app creation to full automation with live contact sync.

Step 1 – Create a New App in Famous.ai

Start by logging into Famous.ai and creating a new app. In the prompt box, describe what you want — for example:

I would like to create a customer data capture form to Capture Name and email address

This ensures your app is structured with form inputs and logic to capture the necessary user data.

Step 2 – Connect with Supabase

Famous.ai uses Supabase to store and manage your backend data. When prompted, connect to your Supabase account — this allows your form to function dynamically and save data such as names, emails, or phone numbers.

If you're new to Supabase, don’t worry. You can follow our beginner-friendly tutorial:
📘 Supabase - Integrating with Your Project

Step 3 - Log into GoHighLevel

Open GoHighLevel in a new tab and log into your account. Once inside, look at the menu on the left and click Settings. Then select Business Profile from the list.

This is the section where you’ll find your API key — the unique code that allows Famous.ai to talk securely to your GoHighLevel account.

Step 4 – Click Generate Key

Inside the Integrations page, scroll down to find the API Key section. Click the Generate Key button to create a new key.

This will give you a long string of characters that gives your Famous.ai app permission to send data into GoHighLevel.

🔒 Important: Copy this key immediately and store it in a safe place (like a notes app or password manager). You’ll need to paste it into Famous.ai in the next step.

Step 5 – Tell the AI to connect with GoHighLevel

Now go back to your app in Famous.ai. It’s time to tell the AI what to do next.

Type something like this in the chat:

"I want to send the form data to GoHighLevel using their API."

The AI will understand your request and begin setting up the connection. It might ask you to provide your API Key — don’t worry, that’s coming next.

Step 6 – Insert your new GoHighLevel API Key

When prompted, paste in the API Key you copied from GoHighLevel. This step is essential — it connects your Famous.ai app directly to your GoHighLevel account.

Once it’s added, Famous.ai will be able to send any submitted form data (like names and emails) straight into your CRM.

Step 7 – Confirm the AI’s Response

After entering the API Key, the AI will let you know if everything worked. It might say something like “GoHighLevel integration is now set.”.

You may see an error such as this:

Not sure if it worked? Just ask the AI:

"Can you confirm the GoHighLevel API key is being used to send form data?"

If it doesn’t look right, try pasting the API Key again or ask the AI to restart the integration setup.

If anything seems off, try pasting the API Key again or asking the AI to re-add it.

Step 8 – Test the Form Submission

Visit your app preview or live URL. Fill in the form using test data — for example, use a fake name, email, and phone number.


Then click Submit. This test will help verify that the webhook is working correctly.

Step 9 – Check for Errors in the App

If the app shows any errors or something doesn’t seem to work, click the “Fix it” button that appears in Famous.ai.


You should ideally see a small success notification pop up after submitting the form. This is called a Success Toast.


If you don’t see it, ask the AI to add one by saying:

Add a success toast after the form is submitted.

🎉 Step 10 – Do One More Full Test

Do one more test from start to finish:

  1. Open your app

  2. Submit a new set of contact info

  3. Go to GoHighLevel > Contacts and refresh

You should see your new contact there!


And that’s it! You’ve now connected Famous.ai to GoHighLevel using the API — and you didn’t have to write a single line of code. 🧠✨

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