Minify JSON

Remove spaces and line breaks to create compact JSON.

Payload Shrinker

Compact JSON for APIs & sharing

Paste JSON → minify → copy. Includes size savings estimate.

Input JSON

Tip: Comments are not valid in JSON.

Minified output

Output will appear here.

Result—

Example: { "a": 1, "b": 2 } → {"a":1,"b":2}

Formula

JSON.parse → JSON.stringify