CompareStack/Windsurf (Codeium) vs Grammarly
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Updated March 2026 · Independent Analysis

Windsurf (Codeium)vsGrammarly

Grammarly starts at $12/mo, 20% cheaper than Windsurf (Codeium)'s $15/mo. Both rated 4.7/5 by users.

W
Windsurf (Codeium)

AI-native code editor by Codeium featuring the Cascade agent that understands and modifies entire codebases through multi-step reasoning.

★ 4.7/5Founded 2022200K+ users
Try Windsurf (Codeium) Free →
G
Grammarly

AI writing assistant for grammar, clarity, and tone — works across all your apps.

★ 4.7/5Founded 200930M+ users
Try Grammarly Free →

⚡ Quick Stats

⭐
Avg Rating
Windsurf (Codeium)4.7/5
Grammarly4.7/5
🏆 Windsurf (Codeium) wins
💰
Starting Price
Windsurf (Codeium)$15/mo
Grammarly$12/mo
🏆 Grammarly wins
🔧
Features
Windsurf (Codeium)12
Grammarly8
🏆 Windsurf (Codeium) wins
🎁
Free Plan
Windsurf (Codeium)Yes ✓
GrammarlyYes ✓

📊 Ratings Breakdown

W

Windsurf (Codeium)

4.7/5 avg
G2 Score4.7/5
Capterra Score4.6/5
Overall Avg4.65/5
G

Grammarly

4.7/5 avg
G2 Score4.7/5
Capterra Score4.7/5
Overall Avg4.7/5

⚡ Quick Verdict

Independent analysis based on features, pricing, and user ratings

Choose Windsurf (Codeium) if you need:
  • ✓ Cascade AI agent
  • ✓ Codebase awareness
  • ✓ Multi-file editing
  • ✓ Terminal integration
  • ✓ Deep context understanding
Try Windsurf (Codeium) Free →
Choose Grammarly if you need:
  • ✓ Grammar checking
  • ✓ Plagiarism detection
  • ✓ Tone suggestions
  • ✓ Style improvements
  • ✓ Browser extension
Try Grammarly Free →

🔧 Feature Comparison

Windsurf (Codeium) uniquely offers Cascade AI agent, Codebase awareness, Multi-file editing. Grammarly uniquely offers Grammar checking, Plagiarism detection, Tone suggestions. Both share 0 features.

Feature
Windsurf (Codeium)
Grammarly
Cascade AI agent
✓
✗
Codebase awareness
✓
✗
Multi-file editing
✓
✗
Terminal integration
✓
✗
Deep context understanding
✓
✗
Flows mode
✓
✗
Supercomplete
✓
✗
VS Code-based
✓
✗
Extensions support
✓
✗
Privacy mode
✓
✗
Team features
✓
✗
Claude/GPT-4 models
✓
✗
Grammar checking
✗
✓
Plagiarism detection
✗
✓
Tone suggestions
✗
✓
Style improvements
✗
✓
Browser extension
✗
✓
MS Office plugin
✗
✓
Mobile app
✗
✓
Team style guide
✗
✓
Total Features
12
8

💰 Pricing Comparison

Grammarly starts at $12/mo, 20% cheaper than Windsurf (Codeium)'s $15/mo.

W

Windsurf (Codeium) Plans

Free tier available

Free
Free
  • • 200 Cascade uses/mo
  • • Supercomplete
  • • VS Code-based
ProBest Value
$15/mo
  • • Unlimited Cascade
  • • All models
  • • Priority access
Full Windsurf (Codeium) pricing breakdown →
G

Grammarly Plans

Free tier available

Free
Free
  • • Basic grammar
  • • Spelling
  • • Punctuation
PremiumBest Value
$12/month
  • • Style suggestions
  • • Tone detection
  • • Plagiarism checker
  • • Full rewrites
Business
$15/month
  • • Team features
  • • Style guide
  • • Analytics
  • • Priority support
Full Grammarly pricing breakdown →
🔔 Get notified when prices change

❓ Frequently Asked Questions

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