Resource limits for Confluent Cloud

Confluent Cloud limits the number of different resources you can create. Some limits can be raised upon request, but there are hard limits for all resources. To request an increase for a limit, contact Confluent Support.

Scope	Resource	Limit
Organization	Environments	10
Organization	Kafka clusters	50
Organization	Dedicated Kafka cluster provisioning requests per hour	5
Organization	Control plane requests per second	5
Organization	User accounts (active + invited)	100
Organization	Service accounts	100
Organization	Kafka API keys (includes keys owned by user accounts and by service accounts)	100
Organization	Cloud API keys (includes keys owned by user accounts and by service accounts)	20
Organization	Dedicated Kafka clusters in expanding state	5
Organization	ksqlDB apps	50
Environment	Kafka clusters	20
Environment	Dedicated Kafka clusters in provisioning state	3
Environment	Kafka cluster CKUs	50
Environment	Schema Registry	1
Environment	ksqlDB apps	20
Environment	ksqlDB CSUs	100
Dedicated Kafka cluster	Kafka API keys (includes keys owned by user accounts and by service accounts) Note that the Organization API key limit can be raised. However, a Dedicated Cluster is restricted to the Dedicated Cluster API key limit provided here.	500
Dedicated Kafka cluster	CKUs for customers with credit card billing	4 (Can be increased to 24 CKUs. Contact Confluent Support.)
Dedicated Kafka cluster	CKUs for customers with integrated cloud provider billing or payment using an invoice	24
Dedicated Kafka cluster	VPC peering connections	25
Dedicated Kafka cluster	Customer Accounts or Subscriptions requesting Private Link Connections. The number of Private Link connections originating from one or more VPCs or VNETs within the Account or Subscription are not limited.	10
Dedicated Kafka cluster	Expansion requests per hour	5
Standard or Basic Kafka cluster	Kafka API keys (includes keys owned by user accounts and by service accounts)	20
Any Kafka cluster	Connector tasks	250
Any Kafka cluster	ksqlDB apps	3
ksqlDB app	CSUs	12
ksqlDB app	Expansion requests per hour	5
User account	Control plane requests per second	1
User account	Concurrent control plane request limit	10
User account	Kafka API keys	10
User account	Cloud API keys	2
Service account	Control plane requests per second	1
Service account	Concurrent control plane request limit	10
Service account	Kafka API keys	10
Service account	Cloud API keys	2