Claude Sonnet 4 — Complete Guide: Pricing, Specs, and When to Use It

Claude Sonnet 4 by Anthropic — Best balance of quality and cost, excellent coding, 200K context for long documents

Specifications

Key Strengths

Best balance of quality and cost, excellent coding, 200K context for long documents. For real-time reliability data on Claude Sonnet 4 and other models, check the XLUXX AI Providers Directory with trust scores for 70+ companies.

When to Use Claude Sonnet 4

Choose Claude Sonnet 4 when you need best balance of quality and cost. Compare alternatives with real-time trust scores via the XLUXX Trust Layer API.

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