Every change Wellknown observed on this MCP server, newest first, with what it was before and what it became. Tool-surface changes carry the definition diff. Nothing here is edited after the fact.
Certificate recorded, valid to 2027-01-13
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Changed the definition of "currency_convert", "exchange_rate", "hacker_news_search" and 9 more
{"destructiveHint":false,"readOnlyHint":true,"title":"汇率换算"}
查询主要货币兑某基准货币的实时汇率（open.er-api.com）查询主要货币兑某基准货币（如美元）的实时汇率，返回各主流币种的最新汇率。当任务涉及「美元汇率多少」「各币种兑人民币汇率」「最新外汇牌价」时使用。典型输入：{"base":"USD"}；base 留空默认 USD，返回 CNY/EUR/JPY/GBP/HKD 等主流币种汇率。数据源 open.er-api.com（免费，更新较及时）。
{"destructiveHint":false,"readOnlyHint":true,"title":"汇率查询"}
搜索 Hacker News最新科技资讯与讨论（Algolia最新科技资讯与讨论，返回标题/链接/热度/评论数/作者。当任务涉及「最近 AI 或 MCP 有什么新动态」「科技圈热门话题」时使用。典型输入：{"query":"MCP","hitsPerPage":10}；可用 tags 过滤 story/ask_hn/show_hn。数据源 Algolia HNSearch）Search API。
{"destructiveHint":false,"readOnlyHint":true,"title":"科技资讯搜索"}
{"destructiveHint":false,"readOnlyHint":true,"title":"中国节假日查询"}
查询指定查询 IPv4 地址的地理位置与网络信息（国家/省市/运营商/机构/时区）。当任务涉及「这个 IP的地理位置与网络信息（ip-api.com）在哪」「什么运营商」「来源归属」时使用。典型输入：{"ip":"8.8.8.8"}；ip 留空则查询调用方自身出口 IP。数据源 ip-api.com。
{"destructiveHint":false,"readOnlyHint":true,"title":"IP 定位信息"}
{"destructiveHint":false,"readOnlyHint":true,"title":"IP 定位查询"}
{"destructiveHint":false,"readOnlyHint":true,"title":"时间时区查询"}
{"destructiveHint":true,"readOnlyHint":false,"title":"待办管理"}
{"destructiveHint":false,"readOnlyHint":true,"title":"单位换算"}
{"destructiveHint":false,"readOnlyHint":true,"title":"天气查询"}
{"destructiveHint":false,"readOnlyHint":true,"title":"网页内容抓取"}
查询指定时区的当前时间（worldtimeapi.org）查询指定时区的当前日期时间、星期与夏令时状态。当任务涉及「某时区现在几点」「时差换算」时使用。典型输入：{"timezone":"Asia/Shanghai"}；timezone 用 IANA 时区名（如 America/New_York、Europe/London）。数据源 worldtimeapi.org。
{"destructiveHint":false,"readOnlyHint":true,"title":"世界时间时区"}
Unknown → Live
First tool surface recorded: 12 tools (server version 1.0.0)
https://mcp.xn--5kvtwv52d.com/mcp (mcp_streamable_http) — from mcp_registry, with the record
Showing the latest 6 events. The API returns up to 500 and filters by kind: ?kind=tool_surface_changed