Remove a top-level key
Input
{"name":"John","age":30,"active":true}
---
age Output
{
"name": "John",
"active": true
} Useful when you want to delete a simple field from a small object.
Developer Tools
Review practical JSON Key Remover examples so you can understand expected input, output, and common patterns faster.
Use this JSON Key Remover to delete one or more keys from a JSON object, including nested keys with dot notation. It is useful for cleaning API responses, removing sensitive fields, simplifying payloads before sharing, and preparing smaller JSON objects for debugging, testing, or transformation workflows.
Example pages are especially useful for developer tools because they show what good input looks like, what kind of output to expect, and how the tool behaves in common scenarios.
Input
{"name":"John","age":30,"active":true}
---
age Output
{
"name": "John",
"active": true
} Useful when you want to delete a simple field from a small object.
Input
{"user":{"name":"Anna","password":"secret"},"role":"admin"}
---
user.password Output
{
"user": {
"name": "Anna"
},
"role": "admin"
} Helpful when cleaning sensitive nested fields from a payload.
Fix: Validate or format the JSON first before removing keys.
Fix: Check the JSON carefully and use the correct top-level or nested path.
Fix: Use exact object key paths only and handle array-specific transformations separately.
After reviewing these examples, run the live tool with your own input. If your task involves a follow-up step, the related page can help you move to the next tool in the workflow.
Open the main JSON Key Remover page and test your own real input.