JSON Compare

Compare two JSON documents online and see every difference — added, removed and changed values with exact paths. Free JSON diff tool.

JSON A

{
  "name": "service-api",
  "version": "1.2.0",
  "features": ["auth", "cache"],
  "config": { "timeout": 30, "retries": 3 }
}

JSON B

{
  "name": "service-api",
  "version": "1.3.0",
  "features": ["auth", "cache", "metrics"],
  "config": { "timeout": 60, "retries": 3 },
  "deprecated": false
}

4 differences found

Path	Type	A	B
`$.version`	changed	`"1.2.0"`	`"1.3.0"`
`$.features[2]`	added	`—`	`"metrics"`
`$.config.timeout`	changed	`30`	`60`
`$.deprecated`	added	`—`	`false`

About JSON Compare

Paste two JSON documents to see a precise list of differences: added and removed keys and changed values, each reported with its exact path.

Useful for comparing API responses, configuration files and test fixtures. The comparison runs entirely in your browser.