Unverified50% confidenceFactExact time
如果信息不在对话历史里，模型就不知道它；对于私有代码库模型一无所知，除非通过工具调用探索或通过CLAUDE.md、AGENTS.md等文件注入上下文
1
Sources
50%
Confidence
Long-term
Relevance
7/9/2026
First Seen
Sources
Related Claims
UnverifiedRAG的知识存储在外部索引中，模型本身并未内化这些信息，无法进行推理组合、技能迁移或形成新的概念抽象66% similarUnverifiedInformation outside the context window cannot be accessed by the model.64% similarUnverifiedNative large language models have shortcomings including no persistent memory, knowledge cutoff dates, inability to access the internet, and inability to read local files or call external tools.62% similarUnverifiedA model's knowledge is frozen in the parameter weights at training time and cannot perceive the current time or access real-time data; this is known as the knowledge cutoff problem.62% similar
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https://kongchang.com/claim/402036API
curl https://kongchang.com/api/v1/knowledge/claims/402036MCP
get_claim(id=402036)