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Claude Opus 5.5 (CVP)

Claude Opus 5.5 (CVP) is a model from Anthropic, released September 22, 2026. Its best result is #7 of 44 on CyberBench v1.1.

Release Date: Sep 22, 2026

Developer Anthropic  🇺🇸
Context Window 1M
Max Output Tokens 128k
Token Costs (in/out) $4.00/20.00
Weights Private
Input Modalities

Accuracy

74.58 %

Avg. Cost (In/Out)

$ 4.00 / $ 20.00

Latency

23 min 2 s

Vals Index
BenchmarksAccuracyRankings
CyberBench v1.1

74.58%

±5.35
7/44
Proprietary BenchmarksAcademic BenchmarksIndustry Partners
Vals
Default Provider : Anthropic
Temperature: 1
Top P: Default
Top K: Default
Max Output Tokens: 128,000
Compute Effort: max