Anthropic
Claude Opus 4 API pricing
Claude Opus 4 is Anthropic’s model on the API market, released 22 May 2025. Prices are per million tokens in USD, as last read from the price list.
$15Input / 1M
$75Output / 1M
200KContext
32KMax output
Specification
USD per million tokens- Provider
- Anthropic
- Model id
anthropic/claude-opus-4- Input
- $15
- Output
- $75
- Cached input
- $1.50
- Context window
- 200K tokens
- Maximum output
- 32K tokens
- Takes
- image, text, file
- Returns
- text
- Tool use
- Yes
- Reasoning
- Yes
- Released
- 22 May 2025
- First tracked
- 17 Sept 2026
At $15 per million input tokens, Claude Opus 4 is dearer than 316 of the 326 models on the price list.
Price changes
Tracked since 17 Sept 2026No price change has been recorded since tracking began on 17 Sept 2026. Prices are checked every six hours, and any change is listed here and on model changes.
More from Anthropic
Cheapest input first- Claude 3 Haiku$0.25 in · $1.25 out
- Claude Haiku 4.5$1.00 in · $5.00 out
- Claude Sonnet 5$2.00 in · $10 out
- Claude Sonnet 4.6$3.00 in · $15 out
- Claude Sonnet 4.5$3.00 in · $15 out
- Claude Sonnet 4$3.00 in · $15 out
- Claude Opus 5$5.00 in · $25 out
- Claude Opus 4.8$5.00 in · $25 out
Prices and specifications come from OpenRouter’s catalogue, last read 17 Sept 2026. A provider’s own price may differ; how this is collected.