BYTETOOLS

JSON Path Finder

Evaluate a dot/bracket path against your JSON and list every leaf path for discovery. Free online JSON path finder that runs 100% in your browser.

  • Evaluate dot and bracket paths against your JSON
  • Lists every leaf path for quick discovery
  • Click any path to load and evaluate it
  • Clear feedback when a path has no match
  • Copy the matched value or the full path list
  • 100% private — JSON never leaves your browser

How to use the JSON Path Finder

  1. 1

    Paste your JSON and click Load JSON to parse it.

  2. 2

    Enter a path using dot and bracket notation, e.g. data.items[0].name.

  3. 3

    See the matched value update as you type, or a clear note if nothing matches.

  4. 4

    Browse the list of leaf paths and click any one to evaluate it instantly.

About the JSON Path Finder

The ByteTools JSON Path Finder lets you evaluate a path against any JSON document and see the matched value instantly. Type a dot and bracket path like data.items[0].name and the tool walks the structure and returns exactly what it points to, or tells you clearly when nothing matches.

It also lists every leaf path in your JSON for discovery, so you can explore an unfamiliar API response and click any path to drop it into the input. It is built for developers debugging payloads, writing selectors and mapping fields between systems.

All evaluation happens 100% locally in your browser with JavaScript. Your JSON is never uploaded or stored, so you can safely inspect private API responses, tokens and confidential data structures.

Frequently asked questions

How do I find the path to a value in JSON?

Load your JSON and browse the list of leaf paths the tool generates. Each entry shows the exact dot and bracket path plus a value preview, and clicking one evaluates it so you can confirm it points to the value you want.

What path syntax does the JSON path finder support?

It supports dot notation for object keys and bracket notation for array indexes and quoted keys, such as data.items[0].name or config["api-key"]. A leading $ is optional and simply ignored.

What happens if my path does not match?

The tool shows a clear message that no value was found at that path instead of throwing an error. This makes it easy to tell the difference between a value that is missing and one that is genuinely null.

Can it handle deeply nested JSON?

Yes. Both path evaluation and the leaf path list work recursively through nested objects and arrays. Very large documents are capped at a sensible number of listed paths to keep the interface responsive.

Is my JSON uploaded anywhere?

No. Everything is parsed and evaluated in your browser with JavaScript. Nothing is transmitted or stored, so it is safe for confidential payloads and access tokens.

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