Astra Streaming Capacity Units

Standard	North America	EMEA	APAC	South America
Capacity Units	1.3264	1.5354	1.4000	-
Storage Blocks	0.0174	0.0188	0.0186	-
Egress	0.0400	0.0400	0.0550	-

Premium	North America	EMEA	APAC	South America
Capacity Units	1.5013	1.7753	1.6934	-
Storage Blocks	0.0193	0.0208	0.0195	-
Egress	0.0400	0.0400	0.0550	-

Premium Plus	North America	EMEA	APAC	South America
Capacity Units	1.6717	-	-	2.1138
Storage Blocks	0.0271	-	-	0.0313
Egress	0.0700	-	-	0.0650

*Different rates apply for premium regions.

Definitions

USAGE	BILLING UNIT	METERING DETAILS
Streaming Capacity Unit	A “Streaming Capacity Unit” (“SCU”) is the deployment unit of Streaming Capacity capable of supporting customer workloads and functions. The minimum deployment size for a deployment is 3 SCUs and additional SCUs can be added as needed if more capacity is required.	Calculated as the number of hours that the SCU has been made available to the customer during the billing period.
Egress	“Egress” is based on the payload size of each streaming read.	Calculated as the total number of bytes read from topics on an Astra Streaming SCU during the billing period.
Storage Block	A “Storage Block” is an allocation of storage that will be used to support customer needs in terms of both message processing and archival. A Storage Block provides up to 128GB of storage and additional storage blocks can be added as required.	Calculated as the number of 128GB blocks of storage that have been made available to the customer during the billing period.