Workaround: Mindbody to GHL Integration Without a Pro Plan API Key

Question from Reddit user:

Hello, we want to connect Mindbody to GHL to make some automations by using Appy Pie.

However, we couldn’t get our GHL’s API key because we are just on a Starter Plan, and for you to get it, you have to be on a Pro Plan (which is expensive for our budget).

Is there any other way we can connect our GHL to Mindbody (vice versa)?

BADLY NEED YOUR HELP ON THIS PLEASE if you guys have suggestions, I would really appreciate them <3

Answer from Nabil:

The short answer is:

How can I connect Mindbody to Go High Level (GHL) without the GHL Pro Plan API Key?

You are correct that the GoHighLevel Starter Plan does not provide the external API key needed to connect to third-party tools like Appy Pie, Zapier, or Make as an Action step that pushes data into GHL.

However, you can still use the Inbound Webhook feature in GoHighLevel’s workflow builder, which is a key automation tool available even on the Starter Plan.

This webhook gives you a unique URL that acts as a secure ‘doorway’ for Mindbody data.

You would configure a system outside of GHL- like Appy Pie – to listen for Mindbody events and then send that data to the GHL Inbound Webhook URL, allowing you to trigger automations without needing the main GHL API key.

The long answer is:

Your situation is common, as GoHighLevel restricts API key access (needed for third-party tools to perform actions like “Create Contact” or “Update Opportunity” in GHL) to its higher-tier plans to encourage upgrades.

However, you can effectively bypass this limitation by using GHL’s native Inbound Webhook feature as the trigger for your automations.

Instead of Appy Pie using the GHL API key to perform an action in GHL, you will flip the logic: Appy Pie will use the Mindbody API to detect a New Booking or New Client, and then use the GHL Inbound Webhook URL to send the contact data to GoHighLevel.

The setup works like this: first, go into the GoHighLevel workflow builder and set the initial trigger to Inbound Webhook; this will generate a unique URL for that workflow.

You then take this unique GHL URL and use it as the final Action step in your Appy Pie automation.

When Mindbody creates a New Client, Appy Pie’s integration with the Mindbody API will catch that event and send the client data (name, email, etc.) to the specific GHL Inbound Webhook URL.

This webhook will instantly trigger the GHL workflow, allowing you to perform internal GHL actions like creating a contact, adding a tag, or starting an email sequence, all without ever needing the restricted GHL API key.

For the most resilient and scalable solution, especially with platforms that can be complex like Mindbody and HighLevel, you can ultimately graduate to a custom server-side setup.

This advanced method uses Google Tag Manager combined with a tool like Stape or Google Cloud Platform to act as a custom server environment.

This environment runs a script that connects directly to the Mindbody API to retrieve data and then uses the HighLevel API (if you upgrade) or the Inbound Webhook URL to securely send the exact data payload you need, bypassing any rate limits or platform-specific glitches that might be introduced by Appy Pie’s middleware.

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