JSON Path Tester
About JSON Path Tester
The Interactive JSONPath Query Tester evaluates JSONPath selector expressions (`$.store.book[*].author`, `$..price`, `$[?(@.age > 21)]`) against complex JSON documents with live match highlighting, result extraction, and syntax cheat sheets.
How to Use JSON Path Tester
Step 1
Paste your JSON data into the input pane.
Step 2
Enter your JSONPath expression into the query bar (e.g. `$.users[*].email`).
Step 3
Inspect the extracted results array and matched node count.
Step 4
Click "Copy Results".
Practical Use Cases for JSON Path Tester
API Payload Extraction & Webhook Routing
Test JSONPath expressions used in Zapier, Make, Postman tests, and Kubernetes JSONPath output formatting.
Data Filtering & Deep Tree Querying
Extract specific nested properties and filtered lists from large multi-megabyte API response payloads.
Input & Output Examples
Querying Book Authors with JSONPath
JSON: {"books": [{"title": "Book A", "author": "Alice"}, {"title": "Book B", "author": "Bob"}]} | Query: `$.books[*].author`Matches (2 Found): [ "Alice", "Bob" ]
Key Features & Performance
- ✓Supports standard JSONPath operators: Root (`$`), Recursive Descent (`$..`), Wildcard (`*`), Array Slices (`[0:2]`), and Filter Expressions (`[?(@.price < 10)]`).
- ✓Live real-time match count and formatted JSON result pane.
- ✓Built-in quick reference cheat sheet with clickable query examples.
- ✓100% Client-Side memory execution guarantees data privacy.
- ✓1-Click Copy query results.
Key Terminology & Definitions
JSONPath
An XPath-like query language for JSON, enabling extraction of specific data elements from complex nested structures.
Recursive Descent (`$..`)
A JSONPath operator that searches for a specified property name at all nested descendant levels within the document.