Cardinal Pricing in 2026
Every plan Cardinal publishes, with the page and date we read it from. Prices we could not find on Cardinal's own site are marked "Not published", never guessed.
| Plan | Price | Billing | Limits | Source |
|---|---|---|---|---|
| Free | Free | Fully free and open-source · Cardinal builds include built-in modules; adding modules to an existing build is not possible | cardinal.kx.studio |