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No-signup link unfurl for AI agents (an agent can't do a signup)
无需注册、无需API密钥，一条GET请求即可获取链接元数据，专为无法完成注册的AI智能体设计。
If you write code that calls links — a bot, a crawler, a RAG ingest job, an autonomous agent — you eventually need the metadata behind a URL: title, d…