AWS CloudFormation vs AWS CDK(2026)
AWS CloudFormation is better for teams that need free to use. AWS CDK is the stronger choice if real languages + aws native. AWS CloudFormation is free (from $0) and AWS CDK is open-source (from $0).
Full feature breakdown, pricing details, and pros & cons below.
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AWS CloudFormation
AWS CloudFormation is Amazon's native IaC service — define AWS resources in JSON or YAML templates and CloudFormation handles provisioning, updating, and deleting with drift detection.
Starting at $0
Visit AWS CloudFormationAWS CDK
AWS CDK lets developers define AWS infrastructure in TypeScript, Python, Java, or Go — synthesizing to CloudFormation templates under the hood with reusable constructs.
Starting at $0
Visit AWS CDKHow Do AWS CloudFormation and AWS CDK Compare on Features?
| Feature | AWS CloudFormation | AWS CDK |
|---|---|---|
| Pricing model | free | open-source |
| Starting price | $0 | $0 |
| JSON + YAML templates | ✓ | — |
| AWS-native | ✓ | ✓ |
| Drift detection | ✓ | — |
| Rollback on failure | ✓ | — |
| StackSets (multi-account) | ✓ | — |
| Change sets | ✓ | — |
| CDK backend | ✓ | — |
| TypeScript/Python/Java/Go support | — | ✓ |
| Constructs (reusable patterns) | — | ✓ |
| CloudFormation backend | — | ✓ |
| L3 constructs (high-level) | — | ✓ |
| CDK Pipelines | — | ✓ |
| Testing (assertions) | — | ✓ |
AWS CloudFormation Pros and Cons vs AWS CDK
AWS CloudFormation
AWS CDK
Should You Use AWS CloudFormation or AWS CDK?
Choose AWS CloudFormation if…
- •Free to use
- •AWS-native (no state file)
- •Deep AWS integration
Choose AWS CDK if…
- •Real languages + AWS native
- •L3 constructs hide complexity
- •Testing support