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  1. Models
  2. Text
  3. Anthropic

Claude Opus Latest

Compatibility alias that routes to the newest version of Claude Opus. Currently routes to Claude Opus 5.5.

  • Reasoning
  • Vision
  • Native PDF input
  • Tool Calling
  • Structured Output

Added Mar 29, 2026

Pricing

Auto routing · per 1M tokens
Input
$4.00
Output
$20.00
Cache read
$0.20
Compare provider prices

Specifications

Context window
1M
Max output
128K

Benchmarks

Sourced from LMArena.

Arena Score

1505.7

Overall Rank

#4 / 420

Votes

14,815

Confidence Interval

1499.6 - 1511.8

Category Scores

Coding

#10 / 415

3,257 votes

1546.0

Math

#6 / 404

725 votes

1518.3

Longer Query

#5 / 398

6,431 votes

1519.9

Creative Writing

#3 / 418

3,562 votes

1516.8

Instruction Following

#3 / 420

5,117 votes

1518.5

Hard Prompts

#5 / 420

9,288 votes

1530.1

Additional Categories
22

Korean

#1 / 288

227 votes

1490.6

Chinese

#3 / 394

1,288 votes

1568.3

Industry Entertainment And Sports And Media

#3 / 418

4,030 votes

1495.6

Industry Writing And Literature And Language

#3 / 419

4,535 votes

1516.8

Japanese

#3 / 288

237 votes

1530.1

English

#4 / 420

5,486 votes

1513.6

Exclude Ties

#4 / 420

11,114 votes

1524.6

Industry Mathematical

#4 / 401

819 votes

1525.7

Expert

#5 / 370

1,468 votes

1543.2

Hard Prompts English

#5 / 418

3,497 votes

1533.5

Non English

#5 / 420

9,323 votes

1494.2

Russian

#7 / 384

2,133 votes

1512.8

German

#8 / 320

214 votes

1506.0

Industry Life And Physical And Social Science

#8 / 418

2,458 votes

1520.5

Industry Software And It Services

#8 / 420

5,017 votes

1532.7

Spanish

#8 / 303

496 votes

1492.7

Industry Legal And Government

#9 / 392

1,204 votes

1508.2

Industry Business And Management And Financial Operations

#10 / 413

2,611 votes

1494.5

Multi Turn

#12 / 418

2,034 votes

1499.9

Polish

#13 / 244

196 votes

1501.1

Industry Medicine And Healthcare

#15 / 390

993 votes

1509.3

French

#29 / 300

512 votes

1496.1

Published 2026-11-08 · Matched as Claude Opus 5.5 (High)

LMArena Dataset

Providers

Auto routing is available for this model. Explicit provider selection is not available.

Cache write /M
Auto
Auto
Recommended
$4.00$20.00$0.20$5.00N/AN/A

Reliability

Related text models

Compare Claude Opus Latest with similar models from the same provider or model family.

Claude Opus 5.5

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Claude Opus 5

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Claude Opus 4.8

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Anthropic Claude Opus 4.8 with text, image, and file inputs and a 1M-token context window.

Claude Opus 4.8 Thinking

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Anthropic Claude Opus 4.8 with thinking enabled.

Claude 4.7 Opus

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Claude Opus 4.7 is a major upgrade for advanced software engineering, long-running complex tasks, and high-resolution vision understanding.

Claude 4.7 Opus Thinking

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Claude Opus 4.7 with thinking enabled (default budget: 16k tokens).