✓ Runs locally in your browser

JSON Statistics

Analyze JSON structure with counts for types, containers, keys and nesting depth.

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About this tool

What is JSON Statistics?

JSON Statistics summarizes containers, keys, primitive types and maximum nesting depth in valid JSON.

Three simple steps

How to use JSON Statistics

  1. 01

    Paste the JSON structure you want to measure.

  2. 02

    Correct any parsing error reported by the tool.

  3. 03

    Review the counts to understand the size and shape of the data.

Common questions

JSON Statistics FAQ

How is maximum depth calculated?

The root starts at depth zero and each child inside an object or array increases the depth by one.

Is JSON Statistics private to use?

Yes. Files and structured data are processed locally in your browser and are not uploaded to Toolnera.