Complete Guide to Claude API Costs
Anthropic's Claude API pricing is based on model intelligence and speed. The family includes Haiku (fast & cheap), Sonnet (balanced), and Opus (most powerful). Choosing the right model is a critical part of any automation strategy.
Key Takeaways
- ●Claude Opus 4.6 is the premier model for complex reasoning and technical tasks.
- ●Claude Sonnet 4.6 offers flagship-level intelligence with exceptional speed and cost efficiency.
- ●Prompt Caching offers a 90% discount on cached input tokens, crucial for long-context workflows.
Claude API Pricing Overview
| Model | Input Price ($/1M) | Output Price ($/1M) | Cached Input ($/1M) |
|---|---|---|---|
| Claude 4.6 & 4.5 Series (Latest Frontier) | |||
| Claude Opus 4.6 | $5.00 | $25.00 | $0.50 |
| Claude Opus 4.5 | $5.00 | $25.00 | $0.50 |
| Claude Sonnet 4.6 | $3.00 | $15.00 | $0.30 |
| Claude Sonnet 4.5 | $3.00 | $15.00 | $0.30 |
| Claude Haiku 4.5 | $1.00 | $5.00 | $0.10 |
| Claude 4.1 & 4.0 Series | |||
| Claude Opus 4.1 | $15.00 | $75.00 | $1.50 |
| Claude Opus 4 | $15.00 | $75.00 | $1.50 |
| Claude Sonnet 4 | $3.00 | $15.00 | $0.30 |
| Claude 3.x Series (Maintenance & Legacy) | |||
| Claude Sonnet 3.7 (deprecated) | $3.00 | $15.00 | $0.30 |
| Claude Haiku 3.5 | $0.80 | $4.00 | $0.08 |
| Claude Opus 3 (deprecated) | $15.00 | $75.00 | $1.50 |
| Claude Haiku 3 | $0.25 | $1.25 | $0.03 |
Claude Opus 4.6
Anthropic's most intelligent model, designed for the most complex reasoning and technical tasks. At $5.00/$25.00 with cache hits at just $0.50, it is the premier choice for research, advanced coding, and creative problem-solving.
Claude Sonnet 4.6
The best all-rounder in the Claude family, offering flagship-level intelligence with exceptional speed and cost efficiency at $3.00/$15.00. Widely considered the gold standard for coding, reasoning, and custom workflows.
Claude Haiku 4.5
The fastest model in the Claude lineup at $1.00/$5.00, delivering near-instant responses for high-volume applications. Perfect for customer support, content moderation, and lightweight automation tasks.
Claude API Pricing FAQs
Got questions? We've got answers. Here are the most common questions we get from potential clients.