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Claude Opus 5

Parameters

-

Context Length

1M

Modality

Multimodal

Architecture

Dense

License

-

Release Date

-

Knowledge Cutoff

-

Evaluation Benchmarks

Rank

#2

BenchmarkScoreRank

Agentic Coding

max
LiveBench Agentic

0.65

🥈

2

Web Development

max
WebDev Arena

1687

🥈

2

Agent Arena

high
Agent Arena

0.14

🥉

3

0.91

🥉

3

0.80

6

LiveBench Average

max
LiveBench Average

0.80

7

Mathematics

max
LiveBench Mathematics

0.96

8

General Text

high
Text Arena

1492

9

0.81

13

Data Analysis

max
LiveBench Data Analysis

0.75

29

Rankings

Overall Rank

#2 🥈

Coding Rank

#5

About Claude Opus 5

Claude Opus 5 is Anthropic's flagship model engineered for demanding reasoning, advanced software engineering, and long-horizon agentic workflows. It provides comprehensive visual and document understanding supported by a 1M token context window.

Technical Specifications

Detailed architecture specifications are limited for proprietary models.

About Claude 4

Anthropic's fourth generation Claude models with advanced reasoning, extended context windows up to 200K tokens, and configurable thinking effort levels. Features improved safety alignment, nuanced understanding, and sophisticated task completion. Includes Opus (most capable), Sonnet (balanced), and Haiku (fast) variants, with thinking modes that enable transparent chain-of-thought reasoning for complex problems.


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