Powered by Groq Llama 3.3 70B — deep semantic correction, 100+ languages including Telugu & Hindi. Free Groq API.
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Hindi
Grammar Fix
AI Rewrite
Humanizer
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Smart Correction Studio
Groq Llama 3.3 70B · Deep semantic understanding · 100+ languages · Real-time analysis
LIVE AI
Original Input
Your original sentence will appear here...
✅ Corrected Output
Corrected sentence will appear here...
❌ Errors Detected
Grammar & spelling errors will be listed here.
📖 Grammar Explanation
Explanations of corrections will appear here.
💡 Rewrite Suggestions
Alternative rewrite styles will appear here.
📈 Readability & SEO
Readability, SEO tips, and sentence score will appear here.
Before → After Comparison
Grammar Score
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Readability
--
Errors Fixed
0
Words Analyzed
0
Clarity
--
Fluency
--
Human
--
Accuracy
--
Supported Languages
🇬🇧 English
🇮🇳 Telugu
🇮🇳 Hindi
🇮🇳 Tamil
🇪🇸 Spanish
🇫🇷 French
🇩🇪 German
🇯🇵 Japanese
🇸🇦 Arabic
🇷🇺 Russian
🇮🇹 Italian
+90 more
Session Stats
Corrections: 0
Errors Fixed: 0
Words Processed: 0
Session Start: --
✨ Free AI Grammar Corrector 2025

Why KJSynthora's AI Sentence Corrector?

Unlike basic rule-based grammar checkers, our tool uses Groq Llama 3.3 — a powerful AI that understands context, meaning, and language nuance across 100+ languages.

🧠

Deep AI Understanding

Groq Llama 3.3 understands context and meaning, not just grammar rules. Corrects tense, subject-verb agreement, word choice, and sentence flow.

🌏

100+ Languages

Fully supports Telugu, Hindi, Tamil, Kannada, and 100+ world languages. Corrects scripts natively without translating first.

✍️

10 Rewrite Modes

Grammar Fix, Professional Rewrite, Humanize AI Text, Academic Style, Email, Shorten, Expand, SEO-Optimised, and more.

📊

Grammar Score & Metrics

See Grammar Score, Readability, Clarity, Fluency, Human Score, and Accuracy metrics — all computed by the AI.

📦

Batch Correction

Paste multiple sentences at once and correct them all in one click. Perfect for proofreading paragraphs or document sections.

🔍

Diff Comparison

See exactly what changed between original and corrected text with color-coded before/after comparison view.

🔊

Text to Speech

Listen to the corrected sentence with your browser's built-in speech synthesis. Useful for pronunciation and natural flow verification.

🔒

100% Private

Your text goes directly from your browser to Groq's API. Nothing is stored on KJSynthora's servers. Your Groq key stays in your browser only.

📈

Rewrite Lab

See 5 different rewrite styles side by side — Professional, Friendly, Academic, Email, and Humanized — for the same input.

📝 Grammar Guides

Learn to Write Better

❓ FAQ

Frequently Asked Questions

✨ Fix Your Sentences Instantly

Free Groq AI key from console.groq.com — no credit card, takes 30 seconds.