Stack builder

What does your whole stack cost?

Tools are priced one subscription at a time — your budget isn't. Pick what you use (or plan to), set your real usage, and see the total monthly bill, where you're overpaying, and the cheaper swap for every slot. Then share the link.

Start from a preset

AI model API

Tool Input tokens (millions/mo) Output tokens (millions/mo)

Cost / month —

Billed per token, so the annual/monthly toggle doesn't change this row. Output tokens usually cost 3–5× input — the mix, not just the volume, decides which model is cheapest.

Newsletter & email marketing

Tool Subscribers

Cost / month —

Transactional email / SMTP API

Tool Emails per month

Cost / month —

SMS marketing

Tool Texts per month

Cost / month —

Figures use each tool's cheapest qualifying plan at your usage (verified July 2026; US pricing; add-ons, overages and taxes vary — see methodology and terms). Rankings and swap suggestions are by price only; affiliate links never change them.