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 | Control plane requests per second | 5 |
| Organization | User accounts (active + invited) | 100 |
| Organization | Service accounts | 100 |
| Organization | Resource-specific API keys (for Kafka, Schema Registry, and ksqlDB; includes keys owned by user accounts and by service accounts) | 10000 |
| Organization | Cloud API keys (includes keys owned by user accounts and by service accounts) | 100 |
| Organization | Audit Log consumer API keys (owned by the organization’s audit consumer service account) | 2 |
| Organization | ksqlDB apps | 3 |
| Organization | Kafka cluster provisioning requests per day | 10 |
| Environment | Kafka clusters | 20 |
| Environment | Kafka clusters in provisioning state | 3 |
| Environment | Kafka cluster CKUs | 50 |
| Environment | Schema Registry | 1 |
| Dedicated Kafka cluster | Resource-specific API keys (for Kafka, Schema Registry, and ksqlDB; 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. | 1000 |
| 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 |
| Standard or Basic Kafka cluster | Resource-specific API keys (for Kafka, Schema Registry, and ksqlDB; includes keys owned by user accounts and by service accounts) | 20 |
| Any Kafka cluster | Connector tasks | 250 |
| ksqlDB app | CSUs | 12 |
| ksqlDB app | Persistent queries | 20 |
| User account | Control plane requests per second | 1 |
| User account | Resource-specific API keys (for Kafka, Schema Registry, and ksqlDB) | 10 |
| User account | Cloud API keys | 10 |
| Service account | Control plane requests per second | 1 |
| Service account | Resource-specific API keys (for Kafka, Schema Registry, and ksqlDB) | 10 |
| Service account | Cloud API keys | 10 |