Estimate Terraform And Opentofu Cost Deltas Before Infrastructure Changes Merge With Infracost

---
name: "Estimate Terraform and OpenTofu cost deltas before infrastructure changes merge with Infracost"
slug: "estimate-terraform-and-opentofu-cost-deltas-before-infrastructure-changes-merge-with-infracost"
description: "Show projected cloud cost increases or savings from Terraform and OpenTofu plans before a PR merges."
github_stars: 12267
verification: "security_reviewed"
source: "https://github.com/infracost/infracost"
author: "Infracost"
publisher_type: "organization"
category: "CI/CD Integrations"
framework: "Multi-Framework"
tool_ecosystem:
  github_repo: "infracost/infracost"
  github_stars: 12267
---

# Estimate Terraform and OpenTofu cost deltas before infrastructure changes merge with Infracost

Show projected cloud cost increases or savings from Terraform and OpenTofu plans before a PR merges.

## Prerequisites

Infracost CLI, Terraform or OpenTofu plan output

## Installation

Requirements and caveats from upstream:
- <img alt="Docker pulls" src="https://img.shields.io/docker/pulls/infracost/infracost?style=plastic"/>

Basic usage or getting-started notes:
- Follow our [**quick start guide**](https://www.infracost.io/docs/#quick-start) to get started 🚀
- Infracost can also estimate [usage-based resources](https://www.infracost.io/docs/usage_based_resources) such as AWS S3 or Lambda!
- If you run into any issues or have feedback, please open a thread in [GitHub Discussions](https://github.com/infracost/infracost/discussions).

- Source: https://github.com/infracost/infracost
- Extracted from upstream docs: https://raw.githubusercontent.com/infracost/infracost/HEAD/README.md

## Documentation

- https://www.infracost.io/docs/

## Source

- [Agent Skill Exchange](https://agentskillexchange.com/skills/estimate-terraform-and-opentofu-cost-deltas-before-infrastructure-changes-merge-with-infracost/)