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Claude Opus 4 (Thinking)

Claude Opus 4 (Thinking) is a model from Anthropic, released May 22, 2025.

Release Date: May 22, 2025

Developer Anthropic  🇺🇸
Context Window 200k
Max Output Tokens 32k
Token Costs (in/out) $15.00/75.00
Weights Private
Input Modalities

Accuracy

70.19 %

Avg. Cost (In/Out)

$ 15.00 / $ 75.00

Latency

1 min 34 s

Vals Index
BenchmarksAccuracyRankings
LiveCodeBench

70.19%

±1.11
91/143
Proprietary BenchmarksAcademic BenchmarksIndustry Partners
Vals
Default Provider : Anthropic
Temperature: 1
Top P: Default
Top K: Default
Max Output Tokens: 32,000