Per call pricing
API Gateway charges by its calls to Service Control. Each API call processed by API Gateway is reported as a tracked operation by the Service Control API and is listed as a line item for Service Control on your bill.
The price for API Gateway depends on the number of calls to your API, as described in the following table:
|API calls per month per billing account||Cost per million API calls|
If you pay in a currency other than USD, the prices listed in your currency on Cloud Platform SKUs apply.
Ingress is always free.
General network usage applies to data that exits Google. The API Gateway uses Premium Internet Egress, with prices shown below. Egress prices are consistent with Google Cloud Network Pricing - Premium Tier.
Prices are per GB per month.
|Source and destination of traffic||0-10 TB||10 TB-150 TB||150 TB+|
|North America to North America||$0.105||$0.080||$0.060|
|Europe to Europe||$0.105||$0.080||$0.060|
|Asia Pacific to Asia Pacific||$0.120||$0.085||$0.080|
|South America to South America||$0.120||$0.085||$0.080|
|Oceania to Oceania||$0.120||$0.085||$0.080|
|Intercontinental (excluding Oceania and China)||$0.120||$0.085||$0.080|
|Intercontinental to/from Oceania||$0.190||$0.160||$0.150|
|Any traffic to China||$0.190||$0.160||$0.150|