What FinOps is, in one paragraph

FinOps is the practice of managing cloud spend as a shared responsibility. Instead of finance receiving a bill at the end of the month and engineering never seeing it, both sides look at the same data during the month and make trade-offs on purpose. The goal is not the lowest possible bill. It is spending that you can explain and that matches the value you get.

Why the bill drifts without it

Cloud costs are made of thousands of small decisions: a machine size, a log level, an environment left running. Each one is cheap and reasonable when it is taken. Together, and without anyone watching, they add up. The cloud also makes spending easy and invisible: nobody signs a purchase order for a new database, so nobody notices it until the invoice arrives.

Three habits to start with

Label everything. Give every resource a team, an environment and a product. Without labels you can see a total, but you cannot see who owns it, and a number nobody owns does not go down.

Set budgets and alerts. A budget per project with an alert at, say, 80% of the expected amount turns a surprise into a conversation. Choose the thresholds with the team that owns the project.

Review monthly, in 30 minutes. Each team opens its own spend, looks at the biggest line and the biggest change, and decides on one action. One action a month beats a yearly clean-up that nobody finishes.

A first month, week by week

  1. Week 1: list your accounts and projects, and agree who owns each of them.
  2. Week 2: add labels to what is missing them and switch on cost reports by label.
  3. Week 3: create budgets and alerts, and send them to the team that can act on them.
  4. Week 4: hold the first review, pick the largest avoidable item and fix it. Our article Six places your cloud bill leaks money is a good list to pick from.

Measure the gap

Before you plan any work, it helps to know the size of the problem. Our free 3C - Cloud Cost Calculator compares the default prices of GCP, AWS or Azure for your platform with what you could gain by switching non-production off at night, right-sizing and removing idle resources. The figures are planning assumptions that you can change, not a promise, but they show whether this is worth your attention.

When you want a number you can rely on, book FinOps Consulting for Cloud Cost Optimisation: we audit your accounts and set up the routine with you.