OpenAIAnthropicGooglexAIPerplexity
← Back to all updatesPublished ·Anthropic• Minor
Claude Opus 4.8 lowers prompt caching’s minimum cacheable prompt length to 1,024 tokens versus Opus 4.7.
The read
Smaller prompts now qualify for caching, reducing the prompt size needed before repeated Opus 4.8 calls can cache.
The frame
For builders using prompt caching, the cache threshold moved down on Opus 4.8, changing which prompts are eligible.
Primary source
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