FIELD NOTES

Blog

Practical notes on cloud cost context, LLM workflows, and the engineering work behind Costory.

Engineering × FinOps

LATEST WRITING

Notes from the build

COMING

soon

ARTICLE

Tanguy

How we built our FinOps MCP server: lessons learned

Read article →

ARTICLE

Tanguy

LLM Cost Allocation: How to Attribute Spend on OpenAI, Anthropic, Bedrock, Vertex and Mistral

Read article →

ARTICLE

Tanguy

Cloud Unit Economics: How BeReal calculates the cost of a Single Notification

Read article →

FAQ

Frequently Asked
Questions

Frequently Asked
Questions

Frequently Asked
Questions

How secure is my data, and what exactly do you access?

€250 / month, is that real?

My tags are inconsistent, do I need to clean them up first?

How fresh is the data, and can I use Costory for real-time alerts?

What if you don't natively support one of my data sources?

How secure is my data, and what exactly do you access?

€250 / month, is that real?

My tags are inconsistent, do I need to clean them up first?

How fresh is the data, and can I use Costory for real-time alerts?

What if you don't natively support one of my data sources?

Ready to get started?

Costory makes sure you only spend time on FinOps when it matters, and gives you the answers to act fast.

Feels Familiar

Import your CSP and LLM provider metadata via Terraform.

Privacy & Security

No agents. No code. No sensitive data. Just billing and usage exports.

Try now, pay later

14-day free trial, then subscribe to a flat fee via credit card, GCP or AWS Marketplace.

Get Started

Book a demo

Ready to get started?

Costory makes sure you only spend time on FinOps when it matters, and gives you the answers to act fast.

Feels Familiar

Import your CSP and LLM provider metadata via Terraform.

Privacy & Security

No agents. No code. No sensitive data. Just billing and usage exports.

Try now, pay later

14-day free trial, then subscribe to a flat fee via credit card, GCP or AWS Marketplace.

Get Started

Book a demo

Ready to get started?

Costory makes sure you only spend time on FinOps when it matters, and gives you the answers to act fast.

Feels Familiar

Import your CSP and LLM provider metadata via Terraform.

Privacy & Security

No agents. No code. No sensitive data. Just billing and usage exports.

Try now, pay later

14-day free trial, then subscribe to a flat fee via credit card, GCP or AWS Marketplace.

Get Started

Book a demo