Claude 4 Sonnet
Anthropic
★ Free Tier Available🌐 Text & Logic📊 3+ Use Cases
Overview
The perfect balance of speed and intelligence. Sonnet is the model of choice for daily productivity, offering fast responses with high reliability for professional writing and coding. It is more cost-effective than Opus while being smarter than most other flagship models.
How Claude 4 Sonnet works:
- 1
Use as a pair-programmer
- 2
Best for email drafting
📋 Quick Specs
Pricing
Free | Pro: $20/mo
Context Window
200K tokens
API Access
✅ Yes
Released
November 2025
Supports:
textimage
🚀 Try This Prompt
Draft a professional email to a client explaining a project delay due to unforeseen technical challenges.
💡 Paste this into Claude 4 Sonnet to see it in action.
Details
Best For
Everyday TasksContent CreationFast Coding
Limitations
- ! Lower peak logic than Opus
Developer Resources
Listing Info
PublisherAnthropic
CategoryText & Logic
UpdatedJan 2026