How many D1 databases an account can have
Limit · d1
10 on Free, 50,000 on Paid.
Free plan
10 databases.
Paid plan
50,000 databases, with a note that Paid and Enterprise can request more.
What it means
A single Worker can bind on the order of 5,000 D1 databases, excluding environment variables, because of the script metadata limit.
What it does to a bill
Database count is not a per-database monthly fee in the pricing table.
Sources
- D1 limitsOfficial