Use this page to find the Arcadia Signal REST API page you need.

Start building

Begin with these pages if you are setting up an integration, testing credentials, or learning how requests and responses work.

Authenticate requests with your appId and appKey.

Review base URLs, request formatting, pagination, searching, and sorting.

Understand response wrappers, status codes, and error payloads.

Format dates, times, time zones, and date periods correctly.

Validate credentials, test request formatting, and simulate error responses.

Find recommended clients, helper libraries, and integration tools.

Understand API versioning and maturity labels for data structures and operations.

Choose an API family

Jump to the API family that matches your workflow.

Find tariff data models and the List Tariffs endpoint.

Understand how Signal represents utilities and find the List LSEs and Get LSE by ID endpoints.

Find APIs for tariff history, calendars, properties, seasons, and Time of Use data.

Run on-demand cost calculations, mass calculations, and Smart Price requests.

Retrieve lookup table values for LOOKUP Property Keys.

Access typical hourly usage data for residential and commercial building profiles.

Retrieve ZIP Code metadata, including city, county, coordinates, and time zone data.

Retrieve organization-level API usage statistics.