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正面對決基準比較
DeepSeek vs OETStudy
DeepSeek 每月有 372,761,591 次造訪，月增率 +4.3%，定價模式為免費增值。OETStudy 每月有 4,738 次造訪，成長率 +264.2%，定價模式為免費。
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。
每月造訪次數
3.73億
月成長速度
+4.3%
主要市場
🇨🇳 中國
DeepSeek 每月有 372,761,591 次造訪，月增率 +4.3%，定價模式為免費增值。OETStudy 每月有 4,738 次造訪，成長率 +264.2%，定價模式為免費。
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。
OETStudy is a free practice platform for the Duolingo English Test. It offers a large bank of exam-style questions, AI-powered scoring for speaking and writing tasks, CEFR vocabulary checks, and progress analytics to help learners target a higher score.
| 面向／指標 | | |
|---|---|---|
| 官方網域 | deepseek.com | oetstudy.com |
| 定價模式 | 免費增值 | 免費 |
| 每月造訪次數 | 3.73億 (372,761,591) | 4738 (4,738) |
| 月流量變化量 | +1536.22萬 (+4.3%) | +3437 (+264.2%) |
| 主要市場與市佔 | 🇨🇳 中國 (50.5%) | 🇺🇸 美國 (100%) |
| 每月直接造訪 | 2.92億 | 1537 |
| 使用者評分 | 4.8 | 4.4 |
| 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。
OETStudy is a free practice platform for the Duolingo English Test. It offers a large bank of exam-style questions, AI-powered scoring for speaking and writing tasks, CEFR vocabulary checks, and progress analytics to help learners target a higher score.
A large bank of DET-style items spanning speaking, writing, listening, and reading, graded by difficulty so you can practise at the level you need.
Speaking and writing submissions are scored automatically, evaluating pronunciation, fluency, grammar, and content structure with suggestions for improvement.
Check your vocabulary level against CEFR bands and build word lists clustered around the question types you practise most.
Practice statistics and score analysis highlight weak areas and show how your performance changes over time.
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。
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.
免費練習 PTE Academic 與 PTE Core，口說寫作享 AI 評分
Prep Edu is an online language-learning and exam-preparation platform combining structured IELTS, TOEIC and HSK courses with AI-powered practice. Its Prep AI Virtual Speaking Room and Virtual Writing Room simulate real exam conditions and return feedback on grammar, pronunciation, vocabulary, ideas and logic, while the Teacher Bee AI companion offers round-the-clock guidance. Learners get a personalised roadmap, mock tests, progress tracking and mobile access for studying at home.
Prep Edu is an online language-learning and exam-preparation platform combining structured IELTS, TOEIC and HSK courses with AI-powered practice. Its Prep AI Virtual Speaking Room and Virtual Writing Room simulate real exam conditions and return feedback on grammar, pronunciation, vocabulary, ideas and logic, while the Teacher Bee AI companion offers round-the-clock guidance. Learners get a personalised roadmap, mock tests, progress tracking and mobile access for studying at home.
