WritingmateWritingmate
AI Model

Anthropic: Claude Opus 4.5

Anthropic: Claude Opus 4.5 logoAnthropic
Text Generation
Reasoning
Vision
About Claude Opus 4.5

Claude Opus 4.5 is Anthropic’s frontier reasoning model optimized for complex software engineering, agentic workflows, and long-horizon computer use. It offers strong multimodal capabilities, competitive performance across real-world coding and...

Specifications
Provider
Anthropic
Context Length
200,000 tokens
Input Types
file, image, text
Output Types
text
Category
anthropic/claude-4.5-opus-20251124
Added
11/24/2025

Benchmark Performance

How Claude Opus 4.5 compares to its closest rivals across industry benchmarks

Vending-Bench 2
Tests AI models ability to manage a simulated vending machine business over a year

Metric: Money Balance ($)

#1
$5,478.16
#2
Claude Opus 4.5
This model
$4,967.06
#3
$3,952.01
#5
$3,634.72
#6
GLM 4.7 New
$2,376.82
#7
$1,473.43
#8
$1,106.63
Artificial Analysis Intelligence Index
Comprehensive comparison of AI models across intelligence, price, speed, and latency

Metric: Intelligence Index

#4
Claude Opus 4.5
This model
70.0
#6
68.0
#7
Kimi K2 Thinking
67.0
#9
MiMo-V2-Flash
66.0
Comparison with Claude Opus 4
Specification
Claude Opus 4
Previous
Claude Opus 4.5
Current
Change
Context Window200K200K
Reasoning Support
Input Typesimage, text, filefile, image, text
Output Typestexttext
Input Price (per 1M)$15.00$5.00
Output Price (per 1M)$75.00$25.00

Frequently Asked Questions

Common questions about Claude Opus 4.5

Use Claude Opus 4.5 and 200+ more models

Access all the best AI models in one platform. No API keys, no switching between apps.