Formatters
Format, validate and inspect JSON instantly.
Add an input and run this tool to see the output.
Run AIOptional, bring your own key.
Add your own AI provider in AI settings to enable AI help for this tool. Nothing is sent until a key is configured.
Tool overview
Use this JSON formatter to clean up API responses, check syntax before a deploy, and inspect nested objects without sending your data to a server.
What this tool supports
- Formats and validates readable JSON in the browser.
- Useful for API responses, configuration files, and debugging payloads.
- Invalid syntax is reported before formatting so mistakes are easier to find.