Model Comparison

Claude Opus 4.5Grok 3
Let's see who can write code better - Claude Opus 4.5 or Grok 3

Model Information

Claude Opus 4.5

Anthropic

Description

Most advanced Claude model with enhanced capabilities

Specifications

Context Window200K
Max Output8K
ReleasedNov 2025
API✓

Pricing (per 1M)

In / Out
$5/ $25

Key Features

State-of-the-art reasoningAdvanced code generationComplex problem solvingMulti-language supportVision capabilities

Strengths

  • ✓More affordable than 4.1
  • ✓Superior reasoning abilities
  • ✓Excellent at complex tasks
  • ✓Most advanced Claude model

Weaknesses

  • ✗Higher cost
  • ✗Slower response times
  • ✗Overkill for simple tasks

Agent Support

No known agents

Grok 3

xAI

Description

High-performance model with strong reasoning capabilities

Specifications

Context Window200K
Max Output12K
ReleasedNov 2024
API✓

Pricing (per 1M)

In / Out
$3/ $15

Key Features

Enhanced reasoningStrong performanceLarge context window

Strengths

  • ✓Excellent capabilities
  • ✓Large context
  • ✓Reliable outputs

Weaknesses

  • ✗Premium pricing
  • ✗Higher latency

Agent Support

No known agents