UUID Generator
Generate UUID v4 values in batches.
About this tool
APIs and databases often need unique IDs that are not sequential. This free UUID generator creates version-4 UUIDs so you can grab identifiers for fixtures, primary keys, or request IDs without a server script. Generation is local and instant—copy one or many for your next test run.
How to use
- Open the UUID generator tool.
- Generate one or more UUID v4 values.
- Copy an ID into your database seed, API client, or code.
- Generate again whenever you need a fresh unique value.
Frequently asked questions
This tool focuses on random UUID version 4, the common choice for distributed unique IDs.