The Cloud SIEM API allows you to create and manage Entities, Custom Insights, log mappings, Match Lists, Network Blocks and other Cloud SIEM features.
Refer to Getting Started for Sumo Logic API Authentication, Endpoints, and Security.
Sumo Logic has several deployment types, which vary by geographic location and the date an account is created. Select the documentation link below that corresponds to your deployment. If you're not sure, see How to determine your endpoint.