Claude Opus
Latest: Claude Opus 5.5 · Sep 22, 2026
Anthropic · Claude Opus line · flagship
Claude Opus 4.7 was released by Anthropic on April 16, 2026, as a flagship model in the Claude Opus line.
Anthropic's updated flagship: a clear jump on real-world coding and much sharper at reading charts than 4.6 — at the same price.
Compared with Claude Opus 4.6 · the model it replaces
Solves nearly 9 in 10 real-world coding tasks
SWE-bench Verified — fixing real bugs in real software projects
87.6%
▲ up from 80.8% · +7 points
Makes the right code edits 7 times in 10 inside an editor
CursorBench — editing code the way developers do in an IDE
70%
▲ up from 58% · +12 points (Cursor's own test, quoted by Anthropic)
Costs developers the same as before
Price per 1M tokens — what developers pay, input / output
$5 / $25
same price as Opus 4.6
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Claude Opus 5.5 is the current model in this line. The card shows how long it has been since the last release against the line's usual gap and its recent ones — the rhythm, not a date.
Latest: Claude Opus 5.5 · Sep 22, 2026
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