JSONPath Tester API

Evaluate a JSONPath expression against JSON and return every match with its normalised path, JSON Pointer and value. Filters such as [?(@.price < 10)] run in a safe interpreter (no eval).

POST /api/v1/tools/jsonpath-testerMCP jsonpath_testerDeveloper Tools

Test JSONPath expressions against your JSON and see the matching values and their paths, with a clickable syntax cheat sheet. Runs safely in your browser.

Input

Send these as a JSON object. Unknown fields are rejected.

input: The JSON document to query. (string, required)
path: The JSONPath expression, starting with $, e.g. $.store.book[?(@.price < 10)].title or $..author. (string, up to 1000 characters, required)

Try it in the browser JSON Schema Get an API key

curl https://pithlab.com/api/v1/tools/jsonpath-tester \n  -H "Authorization: Bearer $PITHLAB_KEY" \n  -H "Content-Type: application/json" \n  -d '{"input":"{\"store\":{\"book\":[{\"title\":\"Dune\",\"price\":9.99},{\"title\":\"Emma\",\"price\":12.5}]}}","path":"$.store.book[?(@.price < 10)].title"}'

Example response

{
  "ok": true,
  "result": {
    "count": 1,
    "matches": [
      {
        "path": "$['store']['book'][0]['title']",
        "pointer": "/store/book/0/title",
        "value": "Dune"
      }
    ]
  }
}