Unverified50% confidenceFactExact time
各家服务商在缓存控制权归属上存在设计分歧：Anthropic交给开发者显式标记，OpenAI采用服务端自动识别，DeepSeek通过前缀哈希匹配实现透明自动缓存
1
Sources
50%
Confidence
Long-term
Relevance
7/21/2026
First Seen
Sources
Related Claims
UnverifiedAnthropic采用显式标记缓存方案，OpenAI采用服务端自动识别策略，DeepSeek通过前缀哈希匹配实现完全透明的自动缓存83% similarUnverifiedOpenAI采用服务端自动识别缓存策略，对开发者透明77% similarUnverifiedOpenAI、Anthropic等公司的API服务采用基于API Key的身份验证机制，每个Key与特定账号绑定并受速率限制约束72% similarUnverifiedMeta的LlamaGuard和OpenAI的内容审核API采用类似的守门人分类器架构72% similarUnverified百炼平台的developer角色是阿里云在OpenAI标准基础上的扩展，对应OpenAI新版API中system角色的拆分71% similar
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