An analysis of prompt caching costs for Anthropic's Claude Opus 5 reveals a significant price difference between writing to and reading from the cache. Writing to the cache costs $6.25 per million tokens, while reading from it is substantially cheaper at $0.50 per million tokens. This 12.5x spread highlights the economic considerations for developers utilizing prompt caching with advanced AI models. AI
IMPACT Understanding prompt caching costs is crucial for optimizing AI application expenses and performance.
RANK_REASON Analysis of pricing for a specific feature (prompt caching) of an existing AI model.
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