Anthropic · arena-v1

Claude Opus 4.7 benchmark

Blind preference, cited external scores and RouterPlex evaluation economics. Every result keeps its sample count and source date attached.

Combined quality

98.7

Arena score

Insufficient data

Median latency

Insufficient data

Votes

0

Performance by task.

CategoryQualityArenaExternalEvidence
coding99.2Insufficient data99.2External snapshot
general98.7Insufficient data98.7External snapshot
overall98.7Insufficient data98.7External snapshot
reasoning97.3Insufficient data97.3External snapshot
writing98.9Insufficient data98.9External snapshot

External sources.

LMArena Text Leaderboard · 2026-07-21 text_style_controloverall: rank #6 · 1493.7 raw · 98.7 percentile

Bradley-Terry ratings from LMArena's style-controlled text leaderboard. RouterPlex preserves the raw rating, source rank, confidence interval, vote count, and publish date. The displayed external score is the source-rank percentile within each source category.

published 2026-07-21 · 51,788 source votes · retrieved 2026-07-22 · LMArena leaderboard dataset, licensed CC BY 4.0. RouterPlex includes only exact case-insensitive model-ID matches. LMArena is not affiliated with RouterPlex.

LMArena Text Leaderboard · 2026-07-21 text_style_controlcoding: rank #4 · 1548.6 raw · 99.2 percentile

Bradley-Terry ratings from LMArena's style-controlled text leaderboard. RouterPlex preserves the raw rating, source rank, confidence interval, vote count, and publish date. The displayed external score is the source-rank percentile within each source category.

published 2026-07-21 · 14,741 source votes · retrieved 2026-07-22 · LMArena leaderboard dataset, licensed CC BY 4.0. RouterPlex includes only exact case-insensitive model-ID matches. LMArena is not affiliated with RouterPlex.

LMArena Text Leaderboard · 2026-07-21 text_style_controlreasoning: rank #11 · 1493.2 raw · 97.3 percentile

Bradley-Terry ratings from LMArena's style-controlled text leaderboard. RouterPlex preserves the raw rating, source rank, confidence interval, vote count, and publish date. The displayed external score is the source-rank percentile within each source category.

published 2026-07-21 · 2,666 source votes · retrieved 2026-07-22 · LMArena leaderboard dataset, licensed CC BY 4.0. RouterPlex includes only exact case-insensitive model-ID matches. LMArena is not affiliated with RouterPlex.

LMArena Text Leaderboard · 2026-07-21 text_style_controlwriting: rank #5 · 1481.3 raw · 98.9 percentile

Bradley-Terry ratings from LMArena's style-controlled text leaderboard. RouterPlex preserves the raw rating, source rank, confidence interval, vote count, and publish date. The displayed external score is the source-rank percentile within each source category.

published 2026-07-21 · 8,796 source votes · retrieved 2026-07-22 · LMArena leaderboard dataset, licensed CC BY 4.0. RouterPlex includes only exact case-insensitive model-ID matches. LMArena is not affiliated with RouterPlex.

LMArena Text Leaderboard · 2026-07-21 text_style_controlgeneral: rank #6 · 1492.8 raw · 98.7 percentile

Bradley-Terry ratings from LMArena's style-controlled text leaderboard. RouterPlex preserves the raw rating, source rank, confidence interval, vote count, and publish date. The displayed external score is the source-rank percentile within each source category.

published 2026-07-21 · 17,660 source votes · retrieved 2026-07-22 · LMArena leaderboard dataset, licensed CC BY 4.0. RouterPlex includes only exact case-insensitive model-ID matches. LMArena is not affiliated with RouterPlex.

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Claude Opus 4.7 Benchmark, Arena Rank and Value · RouterPlex