Model Comparison → Anthropic
Claude Opus 4
Claude Opus 4 by Anthropic. Input: $15.00/M tokens · Output: $75.00/M tokens · 200K context window.
✓ Vision✓ Tool use✓ Prompt caching✗ ReasoningSlow
Pricing (verified 2026-08-19)
| Type | Price / 1M tokens | Notes |
|---|---|---|
| Input | $15.00 | Per 1M input tokens |
| Output | $75.00 | Per 1M output tokens |
| Cache read | $1.50 | Cached prefix read-back |
| Cache write | $3.75 | Anthropic 5m TTL; 2× for 1h TTL |
Source: Anthropic official pricing page · Last verified 2026-08-19
Context Window
200K tokens
≈ 150K words · 1 pages of text
Calculate your Claude Opus 4 costs
Prompt Cost Calculator
Exact cost for your prompt
Agent Cost Calculator
Multi-step agent loops
Prompt Caching Calculator
Caching savings
Conversation Cost
Chat history strategies
Other Anthropic models
Pricing verified 2026-08-19 from Anthropic official pricing. All prices in USD per 1M tokens. See methodology and price changelog.