Costory explains your cloud bill and sends it to Slack, for a flat €250/month. Connect your billing data, get your first AI-generated report within 30 minutes.
No credit card required • Setup in 10 minutes
Trusted by infra teams of
Without Costory
Jump between AWS, GCP and Azure billing consoles
Cross-reference cost spikes with deploy logs, PRs, threads, and tickets
Spend days with dozens of interfaces and colleagues to understand cloud spending
Reconcile inconsistent tags across providers
Build slides when leadership asks for a cost breakdown
Pause your work to answer every "why did spend go up?" question
From raw billing data to executive-ready reports, automatically
Four steps. Fully automated. No dashboards to maintain.
1
Connect all your cloud spend in one place
Link your AWS, GCP, Azure, Datadog, and other provider accounts. Costory pulls billing data automatically and normalizes it into a single schema. No more switching between consoles or copy-pasting into spreadsheets.
Native integrations
AWS, GCP, Azure, Datadog, OpenAI, MongoDB, and more
Unified schema
Inconsistent billing formats across providers become one clean view
Events and context
GitHub deploys, Jira tickets, and CI/CD events linked to your cost data
2
Split costs into categories that make sense
Map raw billing line items to your business structure: production vs. R&D, team-by-team breakdowns, per-environment splits.
Tag normalization
Map any combination of existing tags to a consistent structure. No infrastructure changes.
Business-level groupings
Map costs by team, product, feature, or customer
Usage-based cost splitting
Allocate shared resources based on actual consumption
3
Trace every cost change to its cause
The Digest breaks your monthly spend into a tree structure and highlights the items that moved the most.
Root cause analysis
Connects cost movements to deploys, incidents, and usage patterns
Two-level output
Detailed breakdown for engineers, executive summary for leadership
Ask Billy in Slack
"Why did spend go up?" Get an answer in seconds, no dashboard needed
4
Share the report in the format leadership wants
Export the finished report to Slack, Notion, PowerPoint, or email. Add your own annotations for additional context.
Automated Slack reports
Per team, weekly or monthly
Pre-built templates
Inconsistent billing formats across providers become one clean view
Annotations
Add your own context before sharing
Testimonials
They did not have time for FinOps
These infra teams got their time back with Costory.
Keep doing it manually
Tedious, repetitive spreadsheet work that your SRE didn't sign up for
Half a day to a full week every month, and it repeats forever
€1,000/day for senior engineering time = up to €60,000/year
Build an in-house solution
You need a data warehouse, ETL pipelines, dashboards, and algorithms
Competes with your real roadmap, never gets prioritized, stays half-built
Months of engineering effort upfront, plus ongoing maintenance
Weeks of onboarding and configuration
Built for full-time FinOps teams of 5-10 people
€50K to €500K/year, often a percentage of your cloud spend
Most pooular
Team
€250
Per month
No percentage of your cloud spend. No per-seat fees. Built for the engineer who does FinOps on the side, not the team that does it full-time.
All core benefits in one unified platform
Daily or hourly cost analysis
Slack & email digests
AI-powered explanations
Unlimited users included
AWS, GCP & Azure support
Integrations
