UUID Generator

Generate a fresh UUID v7, the recommended modern choice.

UUID v7 Best choice

Time-ordered and sortable. Embeds a millisecond-precision Unix timestamp in the first 48 bits, making it ideal for database primary keys and distributed systems.

01a0f21a-c48b-700c-b1c7-04d1b21e1965

Other versions

UUID v4

Fully random. 122 bits of entropy, no embedded timestamp. Suitable for general-purpose use cases.

8a51daa2-d962-4b4b-95ba-d44cde56c601