Infracost vs ProsperOps
SEPT 2026 auditA comparison of Infracost and ProsperOps built from values read directly from each provider's own documentation, with the source recorded against every figure.
The short answer
Choose Infracost if…
Catching cost before it is spent. It runs in the pipeline against Terraform, CloudFormation or CDK, so the estimate lands in the pull request rather than in next month's invoice, and 1,000 runs a month are free.
Editorial · Palash Bagchi · approved
Choose ProsperOps if…
Wanting the incentive pointed the same way as yours. The fee is a share of savings actually realised, measured by your provider's billing system rather than by ProsperOps — so a month that saves nothing costs nothing, which is true of nothing else in this category.
Editorial · Palash Bagchi · approved
Consider something else if…
- Infracost: You want the bill watched rather than the plan. The meter is runs, so it charges by how often you ask and not by what you spend or save — and support is a Slack community until $250 a month, where Vantage answers email on a free plan.
- ProsperOps: You need to forecast the cost of the tool, or you want the tool to be a report. The percentage is never stated — "a small percentage" is the whole disclosure — and the workload product adds an unquantified flat fee per managed resource. There is no monthly price to compare.
3 sourced criteria separate them — see where, with sources, below.
Pick the criteria you care about. The chart counts how many of them lean toward each provider — the same read as scanning the bars below, just totalled for the ones you chose.
Infracost 0
ProsperOps 0
At a glance.
| Criterion | Infracost | ProsperOps |
|---|---|---|
| Pricing | ||
| Kind of free offer | Free tier | Free tier |
| What the free plan includes | 1,000 runs a month, with GitHub, GitLab and Azure DevOps integrations and Slack community support. | A savings analysis benchmarking you against industry peers, offered at no charge. There is no ongoing free product behind it — the paid model simply has no fee until savings exist. |
| Entry paid plan | $250 a month for Starter, which raises the allowance to 10,000 runs. Cloud is $1,000 a month with 10 admin seats. | No monthly fee to quote. Rate optimisation is billed purely as a share of realised savings, so the floor is zero until it saves something; the workload product adds a flat fee per managed resource. |
| Pricing model | Runs per month. A run is one cost estimate against Terraform, CloudFormation or CDK in your pipeline, so the meter tracks how often you ask rather than how much you spend or save — 1,000 free, 10,000 at $250 a month. | A share of the savings, not of the spend. ProsperOps takes a percentage of savings actually realised as determined by your provider's billing system — the page is explicit that this is not a percentage of cloud spend. Its workload product charges separately: a flat fee per managed resource per month. |
Where they differ.
What the free plan includes
- Infracost
- 1,000 runs a month, with GitHub, GitLab and Azure DevOps integrations and Slack community support.
- ProsperOps
- A savings analysis benchmarking you against industry peers, offered at no charge. There is no ongoing free product behind it — the paid model simply has no fee until savings exist.
Sources (2) →Sources ↓
- Infracost Pricing ↗
“1000 free runs per month slack community support sign up free”
Read 2026-09-16 · official pricing
- ProsperOps Pricing ↗
“100% free see how you compare to industry peers get my savings analysis free rate optimization autonomous discount management (adm)”
Read 2026-09-16 · official pricing
Entry paid plan
- Infracost
- $250 a month for Starter, which raises the allowance to 10,000 runs. Cloud is $1,000 a month with 10 admin seats.
- ProsperOps
- No monthly fee to quote. Rate optimisation is billed purely as a share of realised savings, so the floor is zero until it saves something; the workload product adds a flat fee per managed resource.
Sources (2) →Sources ↓
- Infracost Pricing ↗
“starter $250/mo best if you need more cost estimates everything in ci/cd email support 10,000 runs per month”
Read 2026-09-16 · official pricing
- ProsperOps Pricing ↗
“share of savings workload optimization autonomous resource management (arm) prosperops charges a flat fee per managed resource, per month.”
Read 2026-09-16 · official pricing
Pricing model
- Infracost
- Runs per month. A run is one cost estimate against Terraform, CloudFormation or CDK in your pipeline, so the meter tracks how often you ask rather than how much you spend or save — 1,000 free, 10,000 at $250 a month.
- ProsperOps
- A share of the savings, not of the spend. ProsperOps takes a percentage of savings actually realised as determined by your provider's billing system — the page is explicit that this is not a percentage of cloud spend. Its workload product charges separately: a flat fee per managed resource per month.
Sources (2) →Sources ↓
- Infracost Pricing ↗
“free cost estimations for terraform, cloudformation, and cdk integrates with github, gitlab, azure devops 1000 free runs per month slack community support”
Read 2026-09-16 · official pricing
- ProsperOps Pricing ↗
“prosperops takes a small percentage of the realized savings, as determined by your provider's billing system - not a percentage of your cloud spend. pays for itself from savings generated”
Read 2026-09-16 · official pricing
When these numbers change, hear about it. Sources are re-checked monthly; a repricing goes out as a short note.
Documented by only one.
These criteria are published by one provider and not the other. An absence here means we have not found a source, not that the feature is missing.
Questions this comparison answers.
Entry paid plan: Infracost or ProsperOps?
Infracost: $250 a month for Starter, which raises the allowance to 10,000 runs. Cloud is $1,000 a month with 10 admin seats.
ProsperOps: No monthly fee to quote. Rate optimisation is billed purely as a share of realised savings, so the floor is zero until it saves something; the workload product adds a flat fee per managed resource.
Should I choose Infracost or ProsperOps?
Pick Infracost if Catching cost before it is spent. It runs in the pipeline against Terraform, CloudFormation or CDK, so the estimate lands in the pull request rather than in next month's invoice, and 1,000 runs a month are free.
Pick ProsperOps if Wanting the incentive pointed the same way as yours. The fee is a share of savings actually realised, measured by your provider's billing system rather than by ProsperOps — so a month that saves nothing costs nothing, which is true of nothing else in this category.