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.

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Capabilities

Tool Use

Image Input

Technical Specifications

Context Window

200,000 tokens

Max Output

4,096 tokens

Pricing

Token Costs (per 1M tokens)

Cache Miss Input

$15

Non-Reasoning Output

$75

Cache Read Input

$1.50

Cache Write Input

$18.75

Tool Costs (per 1K calls)

Web Search

$15

Code Execution

$0.19

Retired

Made legacy on

Reason

Retired model

Recommended Replacement

Claude Opus 4.6

Retired on