Amazon Keyspaces
Amazon Keyspaces: A managed CQL-compatible database for serverless Cassandra workloads on AWS. Ranked #10 of 24 in Wide-Column Databases by our editors (8.3/10); pricing: Paid; best for serverless AWS Cassandra workloads.
At a glance
- Editor score8.3 / 10
- PricingPaid
- Best forServerless AWS Cassandra workloads
- Free planNo
- Deployment modelManaged
- Facts checked20 Sep 2026
Where it wins
- CQL compatibility supports existing Cassandra drivers and application code
- Active-active multi-Region replication with point-in-time recovery
- On-demand capacity, automatic scaling, and AWS monitoring integrations
Where it doesn't
- Usage-based pricing varies by AWS Region and traffic
- Provisioned capacity requires read and write capacity planning
- The service is designed for workloads running in AWS
Our verdict on Amazon Keyspaces
Amazon Keyspaces is a fully managed, serverless wide-column database service for teams running Apache Cassandra-compatible workloads in the AWS Cloud. Its Cassandra Query Language (CQL) compatibility supports existing Cassandra drivers and application code, while serverless operation removes the need to provision or maintain database servers. The service fits applications that need low-latency, high-throughput access with horizontal scaling, tunable consistency controls, transactions, encryption, and multi-Region deployment. It is less suitable for teams looking for a general-purpose database outside the AWS environment or workloads that do not align with a wide-column data model.
Pricing is usage-based and varies by AWS Region. On-demand capacity charges for reads and writes actually performed, with capacity adjusting to application traffic. Provisioned capacity lets teams specify read and write capacity in advance, with automatic scaling available. The published plans also include an AWS Free Tier with 30 million on-demand write request units monthly, 30 million on-demand read request units monthly, and 1 GB of storage. Database Savings Plans offer a 1-year usage commitment and up to 18% savings stated by AWS. These options give teams a choice between traffic-responsive billing, planned capacity, and committed usage.
Its strongest fit is an AWS-centered architecture that benefits from native service connections. Amazon Keyspaces integrates with CloudWatch for performance monitoring, OpenSearch Service, the Kinesis Client Library, IAM, KMS, Amazon VPC, and AWS PrivateLink. Operational features include active-active multi-Region replication, point-in-time recovery with a 35-day restoration window, lightweight transactions with conditional writes, encryption at rest and in transit, and Keyspaces Streams change data capture. Choose it when managed Cassandra compatibility and AWS integration matter more than operating database servers directly; choose an alternative when the workload requires a different database model or a deployment approach beyond AWS.
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Amazon Keyspaces pricing
All 4 Amazon Keyspaces plans and prices →
Amazon Keyspaces fact sheet
| Free plan | No |
|---|---|
| Paid from | Not verified |
| Deployment model | Managed |
| Query interface | Cql |
| Consistency controls | Tunable |
| Multi-region support | Yes |
| Transaction support | Yes |
| Maximum row size | 1 MB |
| Horizontal scaling | Yes |
| Deployment | Cloud |
| Platforms | Web |
| Compliance & security | ISO 27001, HIPAA, PCI DSS |
| Support | Docs |
| Built for | Small business, Mid-market, Enterprise (editorial estimate) |
| Integrations | 7 integrations: Amazon CloudWatch, Amazon OpenSearch Service, Amazon Kinesis Client Library, AWS Identity and Access Management, AWS Key Management Service, Amazon VPC … |
| Pricing | Paid (source) |
| Website | aws.amazon.com |
| Facts checked | 20 Sep 2026 |
Amazon Keyspaces integrations
Amazon Keyspaces lists 7 integrations on its own site.
- Amazon CloudWatch
- Amazon OpenSearch Service
- Amazon Kinesis Client Library
- AWS Identity and Access Management
- AWS Key Management Service
- Amazon VPC
- AWS PrivateLink
Alternatives to Amazon Keyspaces
- Apache CassandraA mature self-hosted Cassandra-compatible database for distributed, high-volume workloads.9.3
- Google Cloud BigtableA scalable managed database for wide-column workloads with deep Google Cloud integration.9.1
- Azure Cosmos DB for Apache CassandraA managed Cassandra option for globally distributed workloads with CQL compatibility.9.0
See all Amazon Keyspaces alternatives →
Also Ranked In
Amazon Keyspaces is ranked in 5 of our directories.
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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