Grok Code Fast 1 จาก xAI คือโมเดล AI เขียนโค้ดเร็วสุด 92 tokens/s ราคา $0.20/M บริบท 256K
Grok Code Fast 1 (314B MoE) เน้น coding agent เร็วสุดในตลาด รองรับ VS Code/GitHub Copilot งาน fix bug/refactor เหมาะสุด ราคาถูกกว่า GPT-4o 4x
Grok Code Fast 1 vs Coding Models
| Model | Speed | Price In/Out | Context | MoE |
|---|---|---|---|---|
| Grok Code Fast 1 | 92 t/s | $0.20/$1.50 | 256K | 314B |
| GPT-4o | 25 t/s | $2.50/$10 | 128K | ❌ |
| Claude 3.5 Sonnet | 35 t/s | $3/$15 | 200K | ❌ |
| Gemini 2.0 Flash | 45 t/s | $0.35/$1.05 | 128K | ❌ |
| Code Llama 70B | 15 t/s | Self-host | 16K | ❌ |
Pricing Breakdown (ต่อ 1M tokens)
Input: $0.20 (~4บาท)
Output: $1.50 (~50บาท)
Cache: $0.02 (~0.7บาท)
100K LOC project: ~$15 total
Technical Architecture
🧠 Mixture of Experts (314B → 25B active)
⚡ 92 tokens/second inference
📏 256K context window
🔧 Bi-directional attention
🎯 Reasoning traces enabled
Integration & Access
✅ GitHub Copilot (VS Code)
✅ OpenRouter API
✅ BYOK (Bring Your Own Key)
✅ Kilo Code / RooCode
✅ Free tier (limited)
Supported Languages (Production Ready)
⭐ TypeScript/React: 95% accuracy
⭐ Python/FastAPI: 93%
⭐ Rust/actix: 91%
⭐ Go/Gin: 92%
⭐ Java/Spring: 89%
⭐ C++/Qt: 87%
Best Use Cases
🚀 Bug fixing (5s response)
🔄 Code refactoring
⚡ Auto-complete 1000+ LOC
📝 Unit test generation
🔌 API integration
ไม่เหมาะ: Architecture design, large monorepo
VS Code Experience
⌨️ Inline suggestions: 50ms latency
💡 Chat: 2s first token
🔍 Context awareness: 10K LOC
✅ Multi-file edits
Cost vs Time Saved
Manual: 2 hrs @ 500บ/ชั่วโมง = 1,000บ
Grok Fast 1: 10 prompts = ~20บ
Net saving: 980บ/project
Quick Start VS Code
1. Install GitHub Copilot
2. Enable "Grok Code Fast 1" model
3. ⌘+I for inline suggestions
4. ⌘+Shift+I for chat
Free trial: 14 days unlimited