Claude Sonnet 4.5 vs Claude Opus 4.5: pricing, specs & reviews compared

Side-by-side comparison of Claude Sonnet 4.5 (anthropic) and Claude Opus 4.5 (anthropic) — pricing per million tokens, context length, licensing, benchmarks and community reviews on Reviuws.

SpecClaude Sonnet 4.5Claude Opus 4.5
Provideranthropicanthropic
Licenseclosedclosed
Parameters
Context200k200k
Input price / M tok$3$15
Output price / M tok$15$75
Rating0.0 (0)0.0 (0)