GraphQL Query Builder
Visually build GraphQL queries, mutations, and subscriptions with dynamic field trees, variables, fragments, and live output.
GraphQL Query Builder
Visually build GraphQL queries, mutations, and subscriptions with a dynamic field tree, variables, and fragments.
Presets
Operation
Fields
Variables
No variables defined.
Fragments
No fragments defined.
GraphQL Query
Variables JSON
Frequently Asked Questions
What is the GraphQL Query Builder?
The GraphQL Query Builder is a free online tool that visually build graphql queries, mutations, and subscriptions with dynamic field trees, variables, fragments, and live output.. It runs entirely in your browser with no installation or sign-up needed.
What operations?
Query, Mutation, and Subscription. The builder adjusts syntax per operation type.
Variables and fragments?
Define typed variables ($userId: ID!) in the Variables section, reference them in arguments. Fragments define reusable field selections on a type.
Is it free?
Yes — client-side, no registration, no server.
Is my data safe with this tool?
Absolutely. The GraphQL Query Builder processes everything client-side in your browser. No data is uploaded to or stored on any server. Your content remains private on your device at all times.
Does the GraphQL Query Builder work on mobile devices?
Yes, the GraphQL Query Builder is fully responsive and works on smartphones and tablets. You can use it on any device with a modern web browser -- no app download required.
Do I need to create an account to use this tool?
No account or registration is needed. Simply open the GraphQL Query Builder in your browser and start using it immediately. There are no sign-up walls or usage restrictions.
What programming languages or formats does this support?
The GraphQL Query Builder supports a wide range of popular formats and languages. Check the tool interface for the full list of supported options.
How do I use the GraphQL Query Builder?
Simply enter your input in the provided field, adjust any settings to your preference, and the tool will process it instantly. You can then copy the result to your clipboard or download it.
Which browsers are supported?
The GraphQL Query Builder works in all modern browsers including Chrome, Firefox, Safari, Edge, and Opera. For the best experience, use the latest version of your preferred browser.
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About GraphQL Query Builder
GraphQL Query Builder is a free, browser-based tool in our Developer Tools collection. Everything runs locally on your device — no uploads, no sign-up, and your data stays private.