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Claude Opus 4.7 vs Claude Sonnet 4.6

Claude Sonnet 4.6 leads in 4 of 8 categories

Arena ELO

Claude Opus 4.7

Cheaper

Claude Sonnet 4.6

Faster

Claude Sonnet 4.6

Detailed Comparison

CategoryClaude Opus 4.7Claude Sonnet 4.6
ProviderAnthropic Anthropic
Context Window128K 1M WIN
Input Price ($/1M)N/A $3 WIN
Output Price ($/1M)N/A $15 WIN
Arena ELO1567 WIN1440
CodingN/A 79.6% SWE-bench
ReasoningN/A 72.5% OSWorld
Speed (tokens/sec)N/A ~80 t/s WIN
Open SourceNo No

Frequently Asked Questions

Which is better for coding, Claude Opus 4.7 or Claude Sonnet 4.6?

Claude Opus 4.7 scores N/A on coding benchmarks, while Claude Sonnet 4.6 scores 79.6% SWE-bench.

Which has a larger context window?

Claude Opus 4.7 supports 128K context, while Claude Sonnet 4.6 supports 1M.

Is Claude Opus 4.7 or Claude Sonnet 4.6 open source?

Claude Opus 4.7 is proprietary. Claude Sonnet 4.6 is proprietary.

Which ranks higher on the Chatbot Arena leaderboard?

Claude Opus 4.7 ranks higher with ELO 1567 vs 1440.

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