Is this AI data generator free?

Yes. You can generate and edit data in a guest workspace without creating an account.

Do I get an API key and runtime routes?

Yes. The generated workspace includes runtime API route examples and an API key for access.

How long does a guest workspace stay active?

Guest workspaces expire after a few hours unless you claim them by signing up or logging in.

Free Tool

Free AI data generator with runtime API output

Describe what data you need, generate realistic tables, and get runtime API routes plus an API key. After the first generation, continue with edit prompts and claim your workspace to save progress.

Free AI data generator

No signup required

Describe what data you need. We will generate schema, rows, runtime API routes, and a temporary API key. You can edit twice before claiming the workspace.

What should we generate?

Try one:

Entity cap

Generate realistic datasets

Turn plain-language prompts into structured relational data previews suitable for product demos and QA.

Get runtime API routes instantly

Every workspace includes endpoint examples you can call directly with the generated API key.

Claim and continue in app

Sign up or log in to save your workspace, keep your API key stable, and continue editing in Synthbrew.

Frequently asked questions

Is this AI data generator really free?

Yes. You can generate data and preview runtime routes without creating an account.

Can I edit the generated tables?

Yes. After generation, the prompt switches to edit mode so you can refine the dataset and then claim the workspace to keep going.

What do I get after generation?

You get table previews, runtime API route examples, and an API key for generated source access.