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Calculator: UUID Generator.

Utilizați Calculator: UUID Generator pentru a obține un rezultat clar și practic din datele introduse.

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How to Use the UUID Generator

Generate random universally unique identifiers (UUID v4) for databases, APIs, and keys.

  1. Choose how many UUIDs to generate.
  2. Click generate.
  3. Copy the UUIDs for use in your application.

UUID v4 Format

Structure

xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx

122 random bits; version 4 and variant bits are fixed.

Example:

Input: v4

Calculation: random hex

Result: e.g. 3f2504e0-4f89-41d3-9a0c-0305e82c3301

Real-World Use Cases

Database Keys

Use UUIDs as primary keys that don't collide across systems.

API Tokens

Generate unique request or session identifiers.

Tips

Tips

  • UUID v4 collisions are astronomically unlikely.
  • For ordered keys, consider UUID v7 or ULIDs instead.

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Calculator: UUID Generator | Mathify