Expired50% confidenceFactExact time
Ahrefs' backlink database covers more than 3 trillion links, and Semrush has a database of more than 25 billion keywords.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/21/2026
First Seen
This claim has expired. It is kept for the record and no longer describes the current state.
Valid until: 10/19/2026(expired)
Sources
Related Claims
UnverifiedLlamaIndex支持PDF、Word、数据库、API等上百种数据源的数据连接59% similarUnverified浏览器原生的IndexedDB是一个完整的浏览器内置数据库，支持结构化数据存储，容量可达数百MB58% similarUnverifiedWagtail的页面树在数据库中统一存储为Page基类记录，specific属性会触发额外的数据库查询来获取子类的完整实例57% similarUnverified在文件数量不过千的个人知识库场景下，结构化Markdown索引比向量数据库检索更稳定、可解释性更强57% similarUnverified圭尔夫大学的生物多样性基因组学中心维护的国际生命条形码数据库（BOLD Systems）已收录超过1500万条条形码记录55% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/580011API
curl https://kongchang.com/api/v1/knowledge/claims/580011MCP
get_claim(id=580011)