Automate Your Local SEO: How to connect GMBapi.com to Zapier and n8n

We’ve recently rolled out GMBapi.com API keys, giving you programmatic control over your GBP data.
Why this matters
Google sends notifications, but they lack nuance. You can’t tell Google: “Only alert me if a review is 1-star and has no comment.” By connecting our API to Zapier or n8n, you can. You stop being reactive to every ping and start prioritising the data that actually moves the needle. While this guide uses our new API, these steps are the blueprint for connecting any modern software to your workflow.
Getting Started: Request Your API Token
Before building your workflow, you need your digital “key.”
- Log in to the GMBapi.com app
- Navigate to Settings in the sidebar.
- Under the API Key section, click Request Token.
- Copy the code, keep it secret and keep it handy!
Option One: Create Your Workflow on Zapier
Zapier is the go-to for “no-code” automation. Follow these steps to build a daily review monitor.
Step 1: The Trigger (The "When")
Click + Create and select Zaps.Click Trigger and search for Schedule by Zapier.Under Trigger Event, select your frequency (e.g., Every Day).Choose the time of day you want to receive your alerts and click Test Step.

Step 2: The Action (The "How")
Click Action and search for Webhooks by Zapier
- Select POST as the event.
- Configure the Connection:Under Headers, type: Authorisation: Bearer YOUR_TOKEN_HEREPaste the endpoint URL into the Test URL box to verify the connection.
- Under Headers, type: Authorisation: Bearer YOUR_TOKEN_HERE
- Paste the endpoint URL into the Test URL box to verify the connection.
- Set Up the Request:URL: Find your endpoint at docs.gmbapi.com Payload Type: Select json.Data:.
This is where you customise what data you receive. You can find all available options under the API reference section of our documentation
Example: To monitor 1-star reviews, enter: Key: star_rating | Value: 1 (to find 1-star reviews).Example: To monitor reviews without response, enter Key: has_comment | Value: false (to find reviews without a response).Headers: This is how you get access to your data via our API. Add a row at the bottom:Key: AuthorisationValue: Bearer YOUR_TOKEN
- URL: Find your endpoint at docs.gmbapi.com
- Payload Type: Select json.
- Data: This is where you customise what data you receive. You can find all available options under the API reference section of our documentation
Example: To monitor 1-star reviews, enter: Key: star_rating | Value: 1 (to find 1-star reviews).Example: To monitor reviews without response, enter Key: has_comment | Value: false (to find reviews without a response).
Example: To monitor 1-star reviews, enter: Key: star_rating | Value: 1 (to find 1-star reviews).
Example: To monitor reviews without response, enter Key: has_comment | Value: false (to find reviews without a response).
- Headers: This is how you get access to your data via our API. Add a row at the bottom: Key: AuthorisationValue: Bearer YOUR_TOKEN
- Key: Authorisation
- Value: Bearer YOUR_TOKEN
Configure the Connection:Under Headers, type: Authorisation: Bearer YOUR_TOKEN_HERE
Set Up the Request: URL: Find your endpoint at docs.gmbapi.com
Data: This is where you customise what data you receive.
You can find all available options under the API reference section of our documentation
Example: To monitor reviews without response, enter Key: has_comment | Value: false (to find reviews without a response).Headers: This is how you get access to your data via our API. Add a row at the bottom:
As a final step, choose Gmail, Slack, or any.
- Fill in the details (To, From, Subject).
- In the Body, “map” the data from Step 2 (like Reviewer Name and Comment).
- Test & Publish: You’ll receive a test email immediately.
Your second step will be an HTTP Request node. Here, you have two ways to connect to our API:
The Shortcut: Import cURL
Unlike other platforms, n8n allows you to paste an entire cURL command to save time. You can find this in our documentation:
- Navigate to your desired action (Reviews, Locations, etc.) in the left sidebar.
- Look at the code toggle in the top-right corner of the page, select cURL, and copy the code.
- In n8n, click Import cURL and paste the snippet.
- Important: Make sure to substitute the placeholder under Headers → Value with the unique API token you generated previously.
Important: Make sure to substitute the placeholder under Headers → Value with the unique API token you generated previously.
If you prefer to set it up yourself:
- Under Method, select POST from the dropdown.
- Paste the URL found in our documentation for your specific action.
- Toggle Send Headers to ON. Under Name, type Authorisation, and under Value, type Bearer followed by your token.
- Toggle Send Body to ON. Under Body Content Type, select JSON.
- Under Specify Body, select Using Fields Below.
- Enter your Body Parameters (filters) one by one.Example: To find 1-star reviews, enter Key: star_rating | Value: 1.Example: To find reviews without a response, enter Key: has_comment | Value: false.
- Example: To find 1-star reviews, enter Key: star_rating | Value: 1.
- Example: To find reviews without a response, enter Key: has_comment | Value: false.
Enter your Body Parameters (filters) one by one.Example: To find 1-star reviews, enter Key: star_rating | Value: 1.Example: To find reviews without a response, enter Key: has_comment | Value: false.
The Result
Depending on the frequency you chose in your trigger, Zapier and n8n will now automatically “poll” our API for fresh data on that exact schedule. For example, if you set it to run daily at 9:00 AM, Zapier will wake up every morning, reach out to GMBapi.com, and check for any
Use Cases: What can you build?
With your key and these instructions, you can build custom workflows using any of these options:
Reviews
get notified when someone leaves a 1-star review, or when reviews need to be answered.
Profile Hygiene
Once a week, find profiles with missing info and send a list to your team via Email.
Verification Alerts
Get a direct notification the moment a profile requires verification, allowing you to resolve issues before they impact your visibility
Managing locations at scale shouldn’t mean more manual work. With your API key and these steps, you’ve got everything you need to build a self-operating SEO stack. Start with one simple alert and automate the rest as you grow.
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