Claude Opus 3

anthropic

The original Claude 3 flagship model, once the most intelligent Claude available. Opus 3 excelled at complex reasoning, nuanced analysis, and creative tasks. With 200K context and vision capabilities but limited to 4K output tokens. This model has been retired and is no longer available for use.

Try Now

Capabilities

Tool Use

Image Input

Example Use Cases

Complex reasoning requiring top-tier intelligence

Nuanced creative writing and analysis

Image understanding with deep reasoning

Technical Specifications

Context Window

200,000 tokens

Max Output

4,096 tokens

Cache Miss Cost

$15 per 1M tokens

Non-Reasoning Cost

$75 per 1M tokens

Cache Read Cost

$1.50 per 1M tokens

Cache Write Cost

$18.75 per 1M tokens

Web Search Cost

$15 per 1K calls

Code Execution Cost

$0.19 per 1K calls

⚠️ Legacy

Made legacy on

Reason

Retired model

Recommended Replacement

Claude Opus 4.6