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Claude Opus 4.7 vs Grok 4

Grok 4 leads in 4 of 8 categories

Arena ELO

Claude Opus 4.7

Cheaper

Grok 4

Faster

Grok 4

Detailed Comparison

CategoryClaude Opus 4.7Grok 4
ProviderAnthropic xAI
Context Window128K 256K WIN
Input Price ($/1M)N/A $5 WIN
Output Price ($/1M)N/A $25 WIN
Arena ELO1567 WIN1330
CodingN/A unknown
ReasoningN/A unknown
Speed (tokens/sec)N/A ~45 t/s WIN
Open SourceNo No

Frequently Asked Questions

Which is better for coding, Claude Opus 4.7 or Grok 4?

Claude Opus 4.7 scores N/A on coding benchmarks, while Grok 4 scores unknown.

Which has a larger context window?

Claude Opus 4.7 supports 128K context, while Grok 4 supports 256K.

Is Claude Opus 4.7 or Grok 4 open source?

Claude Opus 4.7 is proprietary. Grok 4 is proprietary.

Which ranks higher on the Chatbot Arena leaderboard?

Claude Opus 4.7 ranks higher with ELO 1567 vs 1330.

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