Cloud Storage Client Libraries
Get started with Cloud Storage in your language of choice.
Authenticating to the API
A discussion of OAuth 2.0 authentication for gsutil, client libraries and APIs.
IAM for Cloud Storage
References for permissions and roles that apply specifically to Cloud Storage, as well as references for which IAM permissions allow you to use tools such as the GCP Console, gsutil, and the Transfer Service API.
gsutil Command-Line Tool
A reference for gsutil, a command-line tool built specifically to work with Cloud Storage.
XML API Overview
A general overview of the XML API.
XML API Request Methods
Request methods that the XML API supports.
Headers and Query Parameters
Headers and query parameters used in requests to and responses from the XML API.
Status and Error Codes
Response codes for requests run through the XML API.
Resumable Uploads with the XML API
A discussion of resumable uploads initiated and run through the XML API.