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BooksAI（Booknotes） 每月有 2,537 次造訪，月增率 -24.5%，定價模式為 免費增值。Code Arena 每月有 35,827,928 次造訪，成長率 +19.4%，定價模式為 免費。
Code Arena is a hands-on playground and leaderboard where you can pit leading AI coding models against each other on real web builds, comparing speed, accuracy, and logic in live side-by-side battles.
| 面向／指標 | | |
|---|---|---|
| 官方網域 | getbooknotes.com | arena.ai |
| 定價模式 | 免費增值 | 免費 |
| 每月造訪次數 | 2537 (2,537) | 3582.79萬 (35,827,928) |
| 月流量變化量 | -824 (-24.5%) | +583.28萬 (+19.4%) |
| 主要市場與市佔 | 🇺🇸 美國 (69.6%) | 🇮🇳 印度 (13.1%) |
| 每月直接造訪 | 985 | 2433.99萬 |
| 使用者評分 | 4.1 | 4.7 |
| 支援平台 | 網站 | 網站 |
AI 書籍摘要，還能與任意書籍對話
為任意虛構或非虛構書籍生成精簡摘要，無須讀完數百頁即可掌握核心觀點。
就書中論點、案例與經驗提出個人化問題，取得基於書籍內容的回答，如同與作者交談。
依書名搜尋或描述主題，取得涵蓋商業、心理學、歷史、科學等方向的 AI 閱讀推薦。
若書中內容不在內建書庫，可上傳自己的文件，讓 AI 進行摘要與分析。
Code Arena is a hands-on playground and leaderboard where you can pit leading AI coding models against each other on real web builds, comparing speed, accuracy, and logic in live side-by-side battles.
Send the same coding prompt to multiple leading models and compare their generated apps and logic side by side.
Watch models construct web apps and websites live, so you can see process and output, not just the final file.
Projects go beyond one-off snippets, testing how well a model structures components, routes, and styles together.
Track which coding models accumulate the most wins over time to identify consistently strong performers.
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。
阿里雲第四代基礎大模型家族與全模態 AI 助手 — 涵蓋 Qwen 4 (Qwen4)、Qwen4-Max、Qwen4-Plus、Qwen4-Flash、Qwen4-27B 與 Qwen 3.8-Flash-Next 架構
阿里雲第四代基礎大模型家族與全模態 AI 助手 — 涵蓋 Qwen 4 (Qwen4)、Qwen4-Max、Qwen4-Plus、Qwen4-Flash、Qwen4-27B 與 Qwen 3.8-Flash-Next 架構
Perchance is a free platform for building and sharing random generators. Using a simple list-based syntax mixed with HTML, CSS and JavaScript, anyone can create tools like name generators, story prompts, character creators, randomizers and small AI-powered apps, then publish them for others to use.
Perchance is a free platform for building and sharing random generators. Using a simple list-based syntax mixed with HTML, CSS and JavaScript, anyone can create tools like name generators, story prompts, character creators, randomizers and small AI-powered apps, then publish them for others to use.
用一句話描述就能打造可用的應用、網站與 AI 代理
會學習你編碼品味的 AI 編程代理
