Unverified50% confidenceFactExact time
Anthropic proposed the Contextual Retrieval approach in 2024, which uses a large language model to generate a contextual summary for each chunk before concatenating and encoding it.
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Long-term
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10/5/2026
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UnverifiedContextual Retrieval was proposed by Anthropic; it prepends an LLM-generated contextual summary to each chunk so that the chunk retains the necessary background information even when separated from the original text.75% similarUnverifiedDrawing on the contextual retrieval approach proposed by Anthropic, adding contextual sentences improved both retrieval effectiveness and verification accuracy.70% similarUnverifiedContext-aware generation requires the model not only to grasp what has changed, but also to express those changes in an appropriate tone and format while maintaining consistency with the existing documentation system.69% similarUnverified上下文工程指系统性地设计、筛选和组织输入给大语言模型的信息，使模型在有限的上下文窗口内获得最高质量的参考材料67% similarUnverifiedLarge language models read the main body content and structured data of web pages, not the meta description summaries in search results.66% similar
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