Stack Cost AI

Contact us

Talk to a human.

One inbox, read by the people who build the site — not a ticket queue. We usually reply within a few business days.

Email us at

hello@stackcostai.com

That's the address for everything below. No phone line, no support portal — the site is online-only by design, and it keeps our costs (and your data) minimal.

What people write to us about.

Questions about estimates

Something unclear about a category, a provider or how the math works? Ask — the FAQ covers the common ones first.

Price corrections

Spotted an outdated or wrong price? Tell us the provider and what changed. A wrong price undermines everything, so corrections jump the queue.

Privacy & data requests

Access, deletion or questions about the almost-nothing we collect — see the Privacy Policy, or just email us.

Security reports

Found a vulnerability? Please report it responsibly — details on our Security page.

Help us help you faster.

Including a couple of details up front saves a round trip:

  • Which project type or stack category you were looking at.
  • The provider and price you're questioning, if it's a correction.
  • A link or screenshot when something looks broken.