Code · Vendor site 2026-10-04
JSONFix is a free browser tool to format, validate, and minify JSON, with an AI Fix mode that repairs common syntax errors. Users paste broken JSON and get cleaned output without creating an account on the public page.
Developers and analysts cleaning JSON payloads quickly in the browser.
AI Fix relies on Claude for repairs but the site does not document a public API or usage quotas.
JSONFix provides a lightweight web editor to format, validate, minify, or AI-repair JSON instantly without signup.
What it can do
Unknown is different from unavailable. Each fact carries its own evidence.
| Capability | Value | Evidence | Checked |
|---|---|---|---|
| Core actions | UI offers format and validate, minify, and AI fix broken JSON from pasted input. | Facts sourced | 2026-10-04 |
| AI repair | Copy states AI Fix uses Claude to repair issues such as missing commas and trailing commas. | Facts sourced | 2026-10-04 |
Understand the total cost
Free
Free
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Explore toolThe practical questions
JSONFix is a free browser tool to format, validate, and minify JSON, with an AI Fix mode that repairs common syntax errors. Users paste broken JSON and get cleaned output without creating an account on the public page.
Homepage describes a free online formatter and fixer with no signup required for format, validate, and minify actions.. This record lists ongoing free access; check the plan limits before starting.
No paid monthly price is listed; this record treats the product as free to start. See the plan cards for entitlements, billing commitments and seat minimums.
Not confirmed. API access and subscription access may have different terms; consult the linked sources.
AI Fix relies on Claude for repairs but the site does not document a public API or usage quotas.
No retained pricing changes yet. A current price alone does not establish a historical trend.
Reviewed vendor source
Read original source ↗Facts apply to the named version and check date. Send a sourced correction if something changed.