Open-source audience toolkit · Docs
Understand every reader. Own every byte.
Allegro gives publishers the tools to understand their readers, authenticate them without passwords, and deliver personalized content — all from infrastructure they control.
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Two ways to work with Allegro
Most teams start as operators, then bring in developers to embed the SDK.
01
Operators
Read the product docsSet up and manage Allegro
Configure your instance, manage your audience, and build interactions from the admin UI.
02
Developers
Embed Allegro on your site
Install the JavaScript SDK, drop in web components, and integrate with the typed API.
- Browser SDKInstall & configure
- Session APIIdentify readers
- REST APIServer-to-server
- Landlord APITenant management
Three APIs. One platform you host.
Every reference is generated from the OpenAPI spec, so it always matches what's deployed.
# Find a member by email
curl https://{tenant}.allegrocdp.com/api/v1/audience-members \
-G --data-urlencode "email=reader@example.com" \
-H "Authorization: Bearer $ALLEGRO_API_KEY" \
-H "Accept: application/json"