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Bring product analytics from Amplitude into Costory as external metrics. The Amplitude tile covers Active users, New users, Weekly active users, and Monthly active users. Queries run live. Costory does not sync a time series to BigQuery. Use this with cost per active user when you want spend next to DAU or MAU.
Connect Amplitude live metrics page with API Key, Secret Key, and data region

Connect Amplitude (live metrics): credentials on the right, project settings on the left

1

Copy Amplitude keys

In Amplitude, go to Settings > Projects > General. Copy the API Key and Secret Key, and note the region.
2

Open the Amplitude tile

Go to Integrations, click + Add integration, then under External metric choose Amplitude. The connect URL is /integration/new/amplitude/live-metrics.
3

Enter connection details

Fill Connection name, paste the API Key and Secret Key, and select Data region (US (Standard Server) or EU residency). Click Validate, then Save connection.
4

Query in Advanced Explorer

Click Explore your data, switch to Advanced, then + Add Metric. Open integrations and pick Amplitude. See Query after you connect.
Queries run live. Costory does not copy Amplitude time series into BigQuery.
Amplitude API docs: Dashboard REST API.

Cost per active user

Overlay production cost with Amplitude active users.

Unit Economics

Build cost-per-user formulas in Explorer.

Metrics Correlation

All external metric sources and the query path.
Last modified on August 20, 2026