# Constraints — BASE

| key | value | condition | source | checked |
|---|---|---|---|---|
| api_available | conditional | BASE API v1 requires application approval for developer access. | https://developers.thebase.in | 2026-04-18 |
| checkout_customization_available | no | Checkout UI is fixed; only storefront is customizable. | https://thebase.com/pages/terms | 2026-04-18 |
| custom_domain_available | conditional | Available on paid plan; Standard plan uses base.ec subdomain. | https://thebase.com/pages/terms | 2026-04-18 |

Canonical HTML: https://atlas.lb-product.com/en/constraints/base