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.

019fc855-9bf0-700e-9cac-5f94c2b3f1e0

Other versions

UUID v4

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

b9ca9dd4-1271-4934-8e87-dabc31fa1fbb