Free · No sign-up · Runs in your browser
JSON to GraphQL Type Generator
Generate GraphQL object types from representative JSON records for API schema design.
STEP 1
Start with your input
Edit the example or replace it with your own text.
How to use JSON to GraphQL Type Generator
- Paste or edit the json object or array of sample objects.
- Select generate graphql types to process it in your browser.
- Review the result, then copy it or download the generated file.
Create JSON to GraphQL Type output
Infers scalar fields, lists and nested object types from sample records, while converting keys into valid GraphQL names. Review nullability and IDs against your real API contract.
Review before importing or running
Generated output is a starting point for your workflow. Check target-specific names, permissions, field types and limits before importing data or running commands.
Example input
{"id":1,"name":"Ada","active":true,"tags":["math","history"]}Is my input uploaded?
No. This conversion runs in your browser and does not upload your input.
Is input uploaded?
Processing takes place in your browser. This tool does not send your input or selected files to a conversion API.