Serial Number Generator vs API Key Generator

Run two generators side by side. Each runs independently — generate, tweak inputs, and copy from either column.

Numbers

Serial Number Generator

Generates random alphanumeric serial numbers in customisable formats

How many

Format pattern (X=letter, N=digit, *=either)

Case

Numbers

Generates random API keys in common formats including hex, alphanumeric, and prefixed styles

Key format

Custom prefix (for prefixed format)

How many keys