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.

01a146d8-9757-700b-a023-a8464b71b4cd

Other versions

UUID v4

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

cfb15811-00ad-4ed8-a006-66966a7d31b6