{
 "title": "如何用 Python 計算 Token 數？",
 "site": "AI 與科技名詞白話解釋",
 "canonical": "https://tw-ai-glossary.panda198271.workers.dev/howto/count-tokens-tiktoken",
 "markdown": "https://tw-ai-glossary.panda198271.workers.dev/howto/count-tokens-tiktoken.md",
 "summary": "安裝 OpenAI 官方的 tiktoken 套件，用 tiktoken.get_encoding() 或 tiktoken.encoding_for_model() 取得編碼器，再用 encode() 把文字轉成 Token 清單，len() 算出的長度就是 Token 數。",
 "date_modified": "2026-09-26",
 "retrieved": "2026-09-27",
 "content_sha256": "ff876ac4151974fb0d77367e428ccc323ba580f6a82654b2e3bb4aa49382d2fa",
 "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://tw-ai-glossary.panda198271.workers.dev/cite?path=%2Fhowto%2Fcount-tokens-tiktoken&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": "GitHub：openai/tiktoken",
   "url": "https://github.com/openai/tiktoken"
  },
  {
   "name": "OpenAI Cookbook：How to count tokens with tiktoken",
   "url": "https://developers.openai.com/cookbook/examples/how_to_count_tokens_with_tiktoken"
  }
 ],
 "source_count": 2,
 "cite_as": {
  "zh": "如何用 Python 計算 Token 數？｜AI 與科技名詞白話解釋。https://tw-ai-glossary.panda198271.workers.dev/howto/count-tokens-tiktoken（資料日期 2026-09-26，擷取 2026-09-27）",
  "apa": "AI 與科技名詞白話解釋. (2026). 如何用 Python 計算 Token 數？. Retrieved 2026-09-27, from https://tw-ai-glossary.panda198271.workers.dev/howto/count-tokens-tiktoken",
  "markdown": "[如何用 Python 計算 Token 數？](https://tw-ai-glossary.panda198271.workers.dev/howto/count-tokens-tiktoken)（AI 與科技名詞白話解釋，2026-09-26）"
 },
 "license": "可引用，請附上正式網址與資料日期"
}