Create & Send GA4 Report with Insights via Email

Who’s it for Marketing, growth, and analytics teams who want a decision-ready GA4 summary—automatically calculated, clearly color-coded, and emailed as a polished HTML report.

How it works / What it does Get Client (Form Trigger)* collects GA4 Property ID (“Account ID”), Key Event, date ranges (current & previous), Client Name, and recipient email. Overall Metrics This Period / Previous Period (GA4 Data API) pull sessions, users, engagement, bounce rate, and more for each range. Form Submits This Period / Previous Period (GA4 Data API)* fetch key-event counts for conversion comparisons. Code** normalizes form dates for API requests. AI Agent* builds a valid HTML email*:
Calculates % deltas, applies green for positive (#10B981) and red for negative (#EF4444) changes. Writes summary and recommendations. Produces the final HTML only. Send a message (Gmail)** sends the formatted HTML report to the specified email address with a contextual subject.

How to set up

  1. Add credentials: Google Analytics OAuth2, OpenAI (Chat), Gmail OAuth2.
  2. Ensure the form fields match your GA4 property and event names; “Account ID” = GA4 Property ID. Property ID - https://take.ms/vO2MG Key event - https://take.ms/hxwQi
  3. Publish the form URL and run a test submission.

Requirements GA4 property access (Viewer/Analyst) • OpenAI API key • Gmail account with send permission.

Resources Google OAuth2 (GA4) – https://docs.n8n.io/integrations/builtin/credentials/google/oauth-generic/
OpenAI credentials – https://docs.n8n.io/integrations/builtin/credentials/openai/
Gmail OAuth2 – https://docs.n8n.io/integrations/builtin/credentials/google/
GA4 Data API overview – https://developers.google.com/analytics/devguides/reporting/data/v1

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Downloads
442
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Quality Score
intermediate
Complexity
Author:Simeon Penev(View Original →)
Created:9/19/2025
Updated:11/13/2025

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