| 面向/指標 | ![]() | |
|---|---|---|
| 官方網域 | deepseek.com | studypro.com |
| 定價模式 | 免費增值 | 免費增值 |
| 每月造訪次數 | 3.73億 (372,761,591) | 965 (965) |
| 月流量變化量 | +1536.22萬 (+4.3%) | +965 (0%) |
| 主要市場與市佔 | 🇨🇳 中國 (50.5%) | 🌐 全球 (—) |
| 每月直接造訪 | 2.92億 | 379 |
| 使用者評分 | 4.8 | 3.8 |
| 支援平台 | 網站 | 網站 |
由 DeepSeek-V4 與 R1 驅動的高效開源權重與託管推理 AI,token 成本極低。
依託稀疏混合專家架構(V4-Pro 為 1.6T 中的 49B 啟用參數),以極低延遲與記憶體開銷處理最多 100 萬 token。
由 DeepSeek-R1 開創並融入 V3.2 與 V4 思考模式,對複雜數學、邏輯與程式碼除錯展示逐步自驗證過程。
快取命中時,輸入 token 成本降至 Flash 的每百萬 0.003 美元與 V4-Pro 的每百萬 0.022 美元,離峰 UTC 時段費率再低 50%。
在 chat.deepseek.com 及 iOS/Android 上免費提供文件上傳、推理模式與網頁搜尋,核心模型無須付費牆。

集起草、檢查與引用於一體的 AI 寫作工作台
AI Writer、AI Detector、Humanize AI Text、Improvement Suggestions、Plagiarism Check、AI Paraphraser、Citation Assistant、Smart Editor、Grammar & Style Check 與 Assignment Grader 集於一個平台。
在同一份文件中以 AI 指令、行內編輯並直接呼叫所有串聯工具完成撰寫與修改。
Plagiarism Check 標出重複段落並連結來源,Citation Assistant 依常見格式整理參考文獻。
檢查文本中的 AI 生成特徵,再把生硬或重複的段落改寫得更自然。

提供巨大的上下文視窗與深度的 Google 生態系整合,但對於純推理任務感覺較不夠專精。
提供巨大的上下文視窗與深度的 Google 生態系整合,但對於純推理任務感覺較不夠專精。
QuillBot is an AI writing suite best known for its paraphrasing tool. Users paste or type text and have it rewritten in different tones and styles, while companion tools handle grammar checking, summarizing, citations, plagiarism checks and AI content detection. It is widely used by students, writers and professionals.
QuillBot is an AI writing suite best known for its paraphrasing tool. Users paste or type text and have it rewritten in different tones and styles, while companion tools handle grammar checking, summarizing, citations, plagiarism checks and AI content detection. It is widely used by students, writers and professionals.

免費 / 開源提供同等級的開源權重基礎模型與多語言效能,但需要自行架構主機或第三方推論設定。
免費 / 開源Enables running open-source models locally on consumer hardware, but lacks DeepSeek's cloud-scale hosted reasoning power.
免費 / 開源Enables running open-source models locally on consumer hardware, but lacks DeepSeek's cloud-scale hosted reasoning power.
結合同儕級學術校對、抄襲比對與 AI 寫作工具
Jenni is an AI research and academic writing workspace that helps students, researchers, and academics read, write, and cite in one place. Bring in PDFs or import a Zotero or Mendeley library, and Jenni's autocomplete suggests sentences grounded in your own sources, with every suggestion linked to the exact page and paragraph. A built-in writer, AI chat, citation engine covering 10,000+ styles, and a Reviews tool for catching weak or unverified claims make it a full environment for producing cited papers.
Jenni is an AI research and academic writing workspace that helps students, researchers, and academics read, write, and cite in one place. Bring in PDFs or import a Zotero or Mendeley library, and Jenni's autocomplete suggests sentences grounded in your own sources, with every suggestion linked to the exact page and paragraph. A built-in writer, AI chat, citation engine covering 10,000+ styles, and a Reviews tool for catching weak or unverified claims make it a full environment for producing cited papers.