Grok 4 vs Claude Opus 4.5

Comprehensive comparison between xAI's Grok 4 and Anthropic's Claude Opus 4.5. Compare pricing, performance, features, and user reviews.

grok vs claudexai vs anthropic

Specs Comparison

SpecificationGrok 4Claude Opus 4.5
Context Window128K200K
Max Output32K64K
Input (per 1M tokens)$3.00$5.00
Output (per 1M tokens)$15.00$25.00
Reasoning
Open Source

Scenario Score Comparison

Coding
75
vs
95
Writing
80
vs
90
Translation
75
vs
89
Data Analysis
72
vs
88
Conversation
85
vs
92
Image Gen
72
vs
75
Research
vs
92
App Building
vs
91

Grok 4

Pros

  • + Real-time web search
  • + X ecosystem integration
  • + Humorous style
  • + Included in Premium+

Cons

  • Average coding ability
  • Smaller ecosystem
  • X users only

Claude Opus 4.5

Pros

  • + Top-tier coding ability
  • + Highest code quality
  • + Strong context understanding
  • + Mature Claude Code ecosystem

Cons

  • Highest pricing ($15/1M input)
  • Average response speed
  • Strict quota limits

Recommendation

Choose Grok 4 if you:

  • Need real-time web search
  • Need x ecosystem integration
  • Need humorous style

Choose Claude Opus 4.5 if you:

  • Need top-tier coding ability
  • Need highest code quality
  • Need strong context understanding

Based on scores across 8 scenarios, Claude Opus 4.5 performs better overall.

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