Fix broken JSON text with one click using AI. Supports Gemini, Groq and Mistral.
Users
3
+1 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#338K
#262K among extensions
Version
1.0.0
updated 9 Jun 2026
Users
monthly, 4 months
Latest, 15 Oct 2026:3 usersMove the mouse over the chart for any month
Ratings count
monthly, 4 months
Latest, 15 Oct 2026:0 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About JSON Fixer Pro
JSON Fixer Pro is an AI-powered browser extension that instantly repairs broken, malformed, or invalid JSON using cutting-edge large language models. Stop wasting hours manually fixing missing quotes, trailing commas, unescaped characters, or mismatched brackets.
## π How It Works
1. **Select** any broken JSON text on any webpage
2. **Right-click** and choose "Fix selected JSON"
3. **Paste** the repaired JSON anywhere - automatically copied to your clipboard!
## π€ Choose Your AI Provider
- **Google Gemini 2.0 Flash** - Blazing fast, excellent accuracy
- **Groq Llama 3** - Ultra-low latency, perfect for large files
- **Mistral Large** - State-of-the-art reasoning, handles complex structures
## β¨ What Makes JSON Fixer Pro Different
β **One-click repair** - No more manual debugging
β **Works everywhere** - GitHub, Reddit, internal tools, local files
β **Privacy-first** - Your API keys stored locally, your data never logged
β **Smart error detection** - Catches syntax errors humans miss
β **Preserves formatting** - Returns clean, valid JSON ready to use
## π Common JSON Errors It Fixes
- Missing or extra quotes: `{name: "John"}` β `{"name": "John"}`
- Trailing commas: `{"a": 1,}` β `{"a": 1}`
- Unescaped characters: `"say "hello""` β `"say \"hello\""`
- Mismatched brackets: `[1,2,3}` β `[1,2,3]`
- Missing brackets: `"a": 1` β `{"a": 1}`
- Single quotes: `{'a':1}` β `{"a":1}`
## π° Pricing
- **Free Tier**: 10 repairs (3-hour cooldown) - perfect for testing
- **Pro Lifetime**: $9 USD one-time payment - unlimited repairs forever
## π§ Requirements
You need an API key from one of these providers (free tiers available):
- **Google Gemini** β makersuite.google.com/app/apikey (free)
- **Groq** β console.groq.com (free tier)
- **Mistral AI** β console.mistral.ai (free tier)
## π‘οΈ Privacy & Security
- We DO NOT collect or store your data
- We DO NOT have access to your API keys
- Your JSON is sent directly to your chosen AI provider
- License verification uses official Gumroad API only
## β Use Cases
- **Developers** - Fix API response JSON during debugging
- **Data Engineers** - Clean malformed JSON from logs or files
- **Students** - Learn JSON syntax by seeing corrections
- **QA Testers** - Validate and repair test data on the fly
---
**Get JSON Fixer Pro today and stop wrestling with broken JSON.**
*Lifetime license includes future updates and priority email support.*