Cloud · head to head
Infracost vs Terraform
Infracost
Cloud
Cloud cost estimates in pull requests, with governance in the paid tier
- From
- Free
- Rated
- -
The short version
- Each has a real cost: Infracost usage-based resources such as object storage, serverless functions and data transfer have no cost without monthly usage figures supplied by hand, and the documentation warns plainly that engineers otherwise read them as free.; Terraform hCL syntax requires learning a domain-specific language with limited GUI alternatives
- They diverge on capability: Infracost covers Pull request cost diffs, Terraform covers Infrastructure as code.
- Prices and features above were last checked on 31 August 2026.
Where they differ
Only the attributes on which Infracost and Terraform actually diverge.
Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in Infracost
- Pull request cost diffs
- Multi-format parsing
- Apache-2.0 CLI
- FinOps policies
- Automated remediation
- IDE integration
Only in Terraform
- Infrastructure as code
- Resource graph
- Plan & apply
- State management
- Provider ecosystem
- Modules
- Workspaces
- Remote backends
What people use each for
The jobs each tool is most often brought in to do.
Infracost
- Teams that want an expensive infrastructure change questioned at review rather than discovered on an invoicenot Terraform
- Platform groups enforcing tagging so cloud spend can be attributed to a team at allnot Terraform
- Organisations adopting FinOps practice without buying a full cloud management platformnot Terraform
- Engineers who want a cost figure in the editor while writing the Terraformnot Terraform
Terraform
- Multi-cloud provisioningnot Infracost
- Infrastructure automationnot Infracost
- Environment replicationnot Infracost
- Disaster recoverynot Infracost
- Compliance automationnot Infracost
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Infracost
- Usage-based resources such as object storage, serverless functions and data transfer have no cost without monthly usage figures supplied by hand, and the documentation warns plainly that engineers otherwise read them as free.
- Splitting production from non-production usage assumptions is not supported in the free usage file, which the docs attribute to a missing project filter, so that separation requires the paid product.
- The step from 250 to 1,000 dollars a month is large and the Cloud tier includes only ten admin seats, with developer seats charged at a figure that is not published, so the cost for a large organisation cannot be computed from the pricing page.
- Estimates are list price. Negotiated agreements, committed use discounts and reserved instance economics require SKU-level overrides available only on Enterprise, so the number in the pull request is not the number on the bill.
- The share of the product covered by the Apache-2.0 licence is shrinking. Checks, automated fixes, policies and agent integrations are all hosted-only, so the permissive licence increasingly protects the estimation engine rather than the product.
Terraform
- HCL syntax requires learning a domain-specific language with limited GUI alternatives
- State file management is complex, especially at scale with multiple workspaces
- terraform import workflow is fiddly and must be done one resource at a time
- No native error handling or try-catch capabilities like traditional programming languages
- No automatic rollback capability - must manually delete and re-run if needed
Pricing, plan by plan
Infracost
Free- FreeFree
- 1,000 runs a month
- Terraform, CloudFormation and CDK estimates
- Community support
- Starter$250/month
- 10,000 runs a month
- Email support
- Cloud$1000/month
- Ten admin seats, developer seats charged separately
- FinOps policies and cost guardrails
- Dashboards and audit trails
- Enterprise$undefined/year
- SKU-level price overrides for negotiated rates
- Business unit reporting
- SSO with SAML group mapping
Terraform
FreeNo published plan breakdown. See the Terraform review.
Which should you pick?
Choose Infracost if
- You need pull request cost diffs.
- You want to start without paying.
- You work on Web, macOS, Linux, Windows, Docker.
- You also want multi-format parsing.
Choose Terraform if
- You need infrastructure as code.
- You want to start without paying.
- You work on Linux, macOS, Windows.
- You also want resource graph.
Questions people ask
- Is Infracost or Terraform better?
- Neither clearly leads. Infracost starts at Free and Terraform at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Infracost or Terraform?
- Infracost starts at Free and Terraform at Free.
- Does Infracost or Terraform run on more platforms?
- Infracost runs on Web, macOS, Linux, Windows, Docker. Terraform runs on Linux, macOS, Windows.
- Can I use Infracost for free?
- Both have a free tier, so you can try either at no cost before committing.
- What is Infracost best used for?
- Infracost is most often used for teams that want an expensive infrastructure change questioned at review rather than discovered on an invoice, platform groups enforcing tagging so cloud spend can be attributed to a team at all, organisations adopting finops practice without buying a full cloud management platform, engineers who want a cost figure in the editor while writing the terraform. Of those, teams that want an expensive infrastructure change questioned at review rather than discovered on an invoice and platform groups enforcing tagging so cloud spend can be attributed to a team at all are not what Terraform is typically brought in for.
- What can Infracost do that Terraform cannot?
- Infracost covers Pull request cost diffs, Multi-format parsing, Apache-2.0 CLI, FinOps policies. Terraform covers Infrastructure as code, Resource graph, Plan & apply, State management.
Answered from the vendors’ own pages
Infracost: Is the open source version genuinely useful on its own?
Yes, for estimation. It parses your definitions and produces breakdowns and diffs locally. What it does not do is comment on pull requests, enforce policy or report across an organisation, all of which are hosted-only.
Terraform: Is there a free tier?
Yes. The free tier supports up to 500 managed resources and 1 concurrent run. The legacy free tier ends March 31, 2026; remaining organizations auto-convert to the enhanced free tier.
SourceInfracost: Will the estimate match my cloud bill?
No. It is list price. Committed use discounts, enterprise agreements and reserved instances need SKU-level overrides that sit in the Enterprise tier.
Terraform: What clouds does Terraform support?
Terraform supports AWS, Microsoft Azure, Google Cloud Platform, Oracle Cloud, Docker, and HashiCorp's own HCP Terraform managed service, with over 2000 providers available.
SourceInfracost: Why do my S3 and Lambda resources show no cost?
Usage-based resources need monthly usage values supplied in a usage file or defined centrally. Without them they estimate at zero, which is the documented behaviour and the most common way the tool misleads.
Terraform: Do I need HCP Terraform Cloud or can I run locally?
Terraform runs locally by default, storing state on your machine. For team collaboration and production use, remote backends like S3, Azure Storage, or HCP Terraform are recommended for locking and security.
SourceInfracost: Has the licence ever changed?
No. The command line tool has been Apache 2.0 throughout, with no Business Source or AGPL episode, which is unusual in this category.
Terraform: Is HCL hard to learn?
HCL is designed to be human-readable and sits between JSON and YAML. It supports comments, variables, functions, and conditional logic. While beginners can get started quickly, mastering advanced features takes practice.
SourceInfracost: What is a run?
Not defined on the public pricing page, and the run allowance is what separates the free and Starter tiers, so establish the definition before choosing between them.
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