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Claude Opus 4.7 vs Claude Opus 5

Claude Opus 5 leads in 3 of 8 categories

Arena ELO

Claude Opus 4.7

Cheaper

Claude Opus 5

Faster

Tie

Detailed Comparison

CategoryClaude Opus 4.7Claude Opus 5
ProviderAnthropic Anthropic
Context Window128K 200K WIN
Input Price ($/1M)N/A $15 WIN
Output Price ($/1M)N/A $75 WIN
Arena ELO1567 WINN/A
CodingN/A N/A
ReasoningN/A N/A
Speed (tokens/sec)N/A N/A
Open SourceNo No

Frequently Asked Questions

Which has a larger context window?

Claude Opus 4.7 supports 128K context, while Claude Opus 5 supports 200K.

Is Claude Opus 4.7 or Claude Opus 5 open source?

Claude Opus 4.7 is proprietary. Claude Opus 5 is proprietary.

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