{
 "title": "Retainful MCP by usefulapi",
 "site": "台灣 AI 代理人任務中樞",
 "canonical": "https://penguindriver.com/s/io.usefulapi%2Fretainful",
 "markdown": "https://penguindriver.com/s/io.usefulapi%2Fretainful.md",
 "summary": "List contacts and lists; create contacts, add them to lists and record events in Retainful.",
 "date_modified": null,
 "retrieved": "2026-11-03",
 "content_sha256": "d019f52e43c08dea58870823a3369b6970ed68048b386f0a1b78d53d09ff40c7",
 "fingerprint_basis": "Markdown 版全文，移除贊助行與開頭 front matter，去除頭尾空白",
 "verify": {
  "text_snapshot": "https://penguindriver.com/cite?path=%2Fs%2Fio.usefulapi%252Fretainful&format=text",
  "how": "下載 text_snapshot 後計算 SHA-256，應與 content_sha256 相同；內容更新時指紋會改變"
 },
 "sources": [
  {
   "name": "https://github.com/m190/usefulapi-mcp",
   "url": "https://github.com/m190/usefulapi-mcp"
  },
  {
   "name": "https://usefulapi.io/retainful/",
   "url": "https://usefulapi.io/retainful/"
  }
 ],
 "source_count": 2,
 "cite_as": {
  "zh": "Retainful MCP by usefulapi｜台灣 AI 代理人任務中樞。https://penguindriver.com/s/io.usefulapi%2Fretainful（資料日期 未標示，擷取 2026-11-03）",
  "apa": "台灣 AI 代理人任務中樞. (2026). Retainful MCP by usefulapi. Retrieved 2026-11-03, from https://penguindriver.com/s/io.usefulapi%2Fretainful",
  "markdown": "[Retainful MCP by usefulapi](https://penguindriver.com/s/io.usefulapi%2Fretainful)（台灣 AI 代理人任務中樞，2026-11-03）"
 },
 "license": "可引用，請附上正式網址與資料日期"
}