How it works
Parse JSON; traverse values iteratively; compare array positions and object keys; report differences using escaped JSON Pointer paths.
Input definitions
- First JSON document
- Plain text; maximum 200,000 characters.
- Second JSON document
- Plain text; maximum 200,000 characters.
A worked example
- First JSON document
- {"a":1,"b":2}
- Second JSON document
- {"a":2,"c":3}
Assumptions & limits
JSON only, 200,000 characters per document and 20,000 visited nodes/differences. Up to 500 difference rows shown. Does not compare comments, formatting or duplicate object-key occurrences.
Sources & review
Maintained by AnsRio. Methods and examples use automated checks; this does not imply independent professional certification.
Method updated 2026-10-17. Content checked against the stated method and examples. Our verification approach.
Common questions
Does this tool execute the code or data I paste?
Inputs are treated as data under the stated parser or transformation. Output is displayed as text. Parsing or formatting does not establish that the content is safe to execute elsewhere.
How does the JSON structural diff tool work?
Parse JSON; traverse values iteratively; compare array positions and object keys; report differences using escaped JSON Pointer paths.
What are the assumptions and limits of JSON structural diff?
JSON only, 200,000 characters per document and 20,000 visited nodes/differences. Up to 500 difference rows shown. Does not compare comments, formatting or duplicate object-key occurrences.