Claude Opus 4.7
Anthropic
The newest Opus iteration — statistically a tie with Opus 4.6.
Ranked #3 of 402 on LMArena's overall board (style control) · retrieved 2026-09-19
The numbers
Arena Score (LMArena, style control)1501.7 (1497.9–1505.6, 60,002 votes)
Coding board score1551.8 (#2, 17,149 votes)
Price per 1M tokens in/out (LMArena)$5 / $25
Context window~1M
LicenseProprietary
Exact source entries: LMArena “claude-opus-4-7-high”, retrieved 2026-09-19.
Try or learn moreHonest read
Best at
- Arena Score 1502, within a few points of #1
- 60,000 human votes
- Same price as 4.6: $5 / $25 per million tokens
Not the pick for
- Hasn't separated itself from Opus 4.6 on the board
- The 4.7 name suggests more than the scoreboard shows — so far
Choose it if you are
Anthropic shops picking one Opus: try both at the same price and keep the winner.
Rankings come from the sources above; this plain-language read is our editorial summary of those numbers.
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Best code
Coding, by blind human votes
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Best reasoning
Highest Intelligence Index we track
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Best open model
Open weights, by human votes
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Best value
Intelligence per dollar
GLM 5.3 Flash · 176 pts / $1M
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