UUID/GUID Generator
Generate version 4 UUIDs (Universally Unique Identifiers) instantly. Supports batch generation for developers.
UUID/GUID Generator
Foundry_Core

TheIdentification Matrix
In distributed systems, unique identification is the only way to prevent data collisions. Our UUID engine synthesizes Version 4 identifiers—the global standard for random uniqueness. With 128 bits of entropy, the probability of a collision is mathematically negligible, providing a 'Universal Source of Truth' for your database records and API Payloads.
IdentificationLogic
The RFC-4122 V4 Protocol
A Version 4 UUID is derived entirely from random numbers. Our engine correctly sets the 'Version' (bits 48-51 as 0100) and 'Variant' (bits 64-65 as 10) fields as per the IETF specification, ensuring your IDs are valid across all professional libraries and systems.
Collision Probability Horizon
To have a 50% chance of a single collision, you would need to generate 1 billion UUIDs every second for the next 100 years. This extreme collision resistance makes it the definitive choice for globally distributed primary keys.