Google Analytics 4 / API Reference
ga4_compare_date_ranges
GA4 analytics tool. Compare key metrics between two date ranges side-by-side. Args: property_id: GA4 property ID period1_start: More recent period start YYYY-MM-DD (default: last 30 days) period1_end: More recent period end YYYY-MM-DD (default: yesterday) period2_start: Comparison period start (default: 31-60 days ago) period2_end: Comparison period end (default: 31 days ago) metrics: Comma-separated GA4 metric names (default: sessions,newUsers,conversions,purchaseRevenue)
This is a read-only tool: it compares date ranges from your Google Analytics 4 account. It changes nothing.
Ask Claude
You do not call this tool yourself. Ask for the outcome and the client picks the tool:
Compare date ranges in my Google Analytics 4 account.
It takes 1 required and 5 optional parameters.
Parameters
| Parameter | Type | Required | Description |
|---|---|---|---|
property_id | string | Yes | Property Id |
period1_start | string | No | Period1 Start |
period1_end | string | No | Period1 End |
period2_start | string | No | Period2 Start |
period2_end | string | No | Period2 End |
metrics | string | No | Metrics |
Related Google Analytics 4 tools
ga4_compare_two_datesga4_acquisition_channelsga4_attribution_pathsga4_audiencesga4_audit_property_settingsga4_available_metrics
Before you can call it
This tool needs a connected Google Analytics 4 account. The Google Analytics 4 connect guide covers the OAuth flow and the permissions it asks for, and the quickstart gets a client talking to the server in about five minutes.
Workflows that use this
Rather than calling tools one at a time, these skills run a whole procedure against the same account: