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    <title>DEV Community: Jennifer Andleigh</title>
    <description>The latest articles on DEV Community by Jennifer Andleigh (@jennifer_andleigh_a84c434).</description>
    <link>https://dev.to/jennifer_andleigh_a84c434</link>
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      <title>DEV Community: Jennifer Andleigh</title>
      <link>https://dev.to/jennifer_andleigh_a84c434</link>
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      <title>🧠 Perplexity vs. ChatGPT：你其實搞錯他們的定位 💭 他們根本不是同一種生物。</title>
      <dc:creator>Jennifer Andleigh</dc:creator>
      <pubDate>Mon, 26 May 2025 18:56:55 +0000</pubDate>
      <link>https://dev.to/jennifer_andleigh_a84c434/perplexity-vs-chatgptni-qi-shi-zhi-zai-gao-cuo-ta-men-de-ding-wei-ta-men-gen-ben-bu-shi-tong-zhong-sheng-wu--27o6</link>
      <guid>https://dev.to/jennifer_andleigh_a84c434/perplexity-vs-chatgptni-qi-shi-zhi-zai-gao-cuo-ta-men-de-ding-wei-ta-men-gen-ben-bu-shi-tong-zhong-sheng-wu--27o6</guid>
      <description>&lt;p&gt;🧠 Perplexity vs. ChatGPT：你其實一直在搞錯他們的定位&lt;br&gt;
💭 他們根本不是同一種生物。&lt;/p&gt;

&lt;p&gt;在 AI 工具的世界裡，很多人會把 Perplexity.ai 和 ChatGPT 混為一談，以為它們只是介面不同、核心一樣的聊天機器人。&lt;br&gt;
我以前也這麼以為……直到我更深入了解之後才發現：&lt;/p&gt;

&lt;p&gt;❗他們的設計哲學完全不同，功能定位也根本不一樣。&lt;/p&gt;

&lt;p&gt;🧭 他們根本不是同一類東西&lt;br&gt;
Perplexity 根本不是大型語言模型（LLM）。&lt;br&gt;
它只是「借用」了 GPT 或 Claude 等 LLM 來回應你。Perplexity 的本體，其實更像是「會說人話的搜尋引擎 + chatbot」的結合體。&lt;/p&gt;

&lt;p&gt;所以，把 ChatGPT 和 Perplexity 拿來比，就像在比較蘋果和香蕉(或另一種蘋果)，其實是根本不同的品種：&lt;/p&gt;

&lt;p&gt;🍎 ≠ 🍏&lt;/p&gt;

&lt;p&gt;📰 Perplexity = 查資料快遞員&lt;br&gt;
當你要找即時資訊或事實性內容時，Perplexity 非常厲害：&lt;/p&gt;

&lt;p&gt;✅ 每次都會查最新資料&lt;br&gt;
✅ 引用資料來源清楚（CNN、Wikipedia、Reuters 等）&lt;br&gt;
✅ 基本不會「幻想」&lt;br&gt;
✅ 不需要寫 prompt，也能獲得好回答&lt;/p&gt;

&lt;p&gt;⚠️ 相對來說，ChatGPT（如果沒開 Web 功能） 用的是模型記憶，資料有可能過時或不準確，尤其是針對 2024–2025 的新東西。&lt;/p&gt;

&lt;p&gt;🎨 ChatGPT = 思考與創造導師&lt;br&gt;
但如果你要的是幫你「學習、創作、思考」，ChatGPT 的表現可以說是另一個宇宙：&lt;/p&gt;

&lt;p&gt;🧠 記得上下文（特別是 Pro 或 team 版）&lt;br&gt;
👩‍🏫 可以循序漸進教我 Python&lt;br&gt;
🎯 用比喻、圖解來教懂抽象概念&lt;br&gt;
📖 能幫我寫詩、編故事、扮演角色、陪我聊哲學&lt;br&gt;
😇 甚至可以扮演我的心靈導師或 Guru&lt;/p&gt;

&lt;p&gt;而 Perplexity 呢？一句話結論：&lt;/p&gt;

&lt;p&gt;它不記得你剛剛說了什麼。也不太想陪你聊天 😅&lt;/p&gt;

&lt;p&gt;💸 為什麼 ChatGPT 不像 Perplexity 那樣每次都去查資料？&lt;br&gt;
因為：&lt;/p&gt;

&lt;p&gt;💰 ChatGPT 使用者上億，搜尋一次成本爆表&lt;br&gt;
⚖️ 搜資料會牽涉版權問題，不可亂用&lt;br&gt;
🎯 ChatGPT 的核心理念是「對話為本」，不是「搜尋為本」&lt;br&gt;
🧪 Perplexity 還在燒錢階段，可以先寵壞我們 🥹&lt;/p&gt;

&lt;p&gt;✅ 那我該用哪一個？&lt;br&gt;
使用情境    最適合工具&lt;br&gt;
找今天的新聞、新資料  Perplexity 📰&lt;br&gt;
想知道什麼是 RAG、GDP、蛋白質結構  Perplexity 📚&lt;br&gt;
寫故事、學 Python、問哲學  ChatGPT ✍️&lt;br&gt;
想被 AI 陪聊、思辨人生 ChatGPT 🧘‍♀️&lt;/p&gt;

&lt;p&gt;✨ 最後總結：&lt;br&gt;
📰 Perplexity 是個聰明又可靠的「即時資料整理員」&lt;br&gt;
🧠 ChatGPT 是個深度理解你的「互動型導師與創意夥伴」&lt;/p&gt;

&lt;p&gt;用對工具，AI 就會真正成為你的超能力 💥&lt;/p&gt;

</description>
      <category>chatgpt</category>
      <category>beginners</category>
      <category>ai</category>
      <category>career</category>
    </item>
    <item>
      <title>Perplexity vs. ChatGPT: Why Comparing Them Is Like Mixing Up a Search Engine and a Therapist</title>
      <dc:creator>Jennifer Andleigh</dc:creator>
      <pubDate>Mon, 26 May 2025 18:48:36 +0000</pubDate>
      <link>https://dev.to/jennifer_andleigh_a84c434/perplexity-vs-chatgpt-why-comparing-them-is-like-mixing-up-a-search-engine-and-a-therapist-ldg</link>
      <guid>https://dev.to/jennifer_andleigh_a84c434/perplexity-vs-chatgpt-why-comparing-them-is-like-mixing-up-a-search-engine-and-a-therapist-ldg</guid>
      <description>&lt;p&gt;🧠 Perplexity vs. ChatGPT: Why Comparing Them Is Like Mixing Up a Search Engine and a Therapist&lt;/p&gt;

&lt;p&gt;🤯 Turns out they’re not even the same species!&lt;/p&gt;

&lt;p&gt;🧐 In the world of AI tools...&lt;br&gt;
Many people lump Perplexity.ai and ChatGPT into the same category — like they’re just two chatbots with different UIs.&lt;/p&gt;

&lt;p&gt;I used to think that too… until I dove deeper and realized:&lt;/p&gt;

&lt;p&gt;❗They are designed with completely different philosophies and serve fundamentally different purposes.&lt;/p&gt;

&lt;p&gt;🔍 They’re Not the Same Thing at All!&lt;br&gt;
Perplexity isn’t even an LLM.&lt;br&gt;
It uses LLMs (like GPT or Claude), but it’s actually a hybrid between a search engine and a chat interface.&lt;br&gt;
It speaks human only because it borrows brains from GPT or Claude.&lt;/p&gt;

&lt;p&gt;So comparing ChatGPT and Perplexity is not apples to apples.&lt;br&gt;
It’s more like：🍎 ≠ 🍏&lt;/p&gt;

&lt;p&gt;📰 Perplexity = Real-Time Search Genius&lt;br&gt;
If your goal is factual, up-to-date info, Perplexity wins:&lt;/p&gt;

&lt;p&gt;✅ Always fetches current data&lt;br&gt;
✅ Shows clear sources (CNN, Wikipedia, etc.)&lt;br&gt;
✅ Low hallucination risk&lt;br&gt;
✅ No prompt skills needed&lt;/p&gt;

&lt;p&gt;⚠️ In contrast, ChatGPT (no web) relies on model memory — which may be outdated, especially for 2024–2025.&lt;/p&gt;

&lt;p&gt;🎨 ChatGPT = Creative, Interactive Superbrain&lt;br&gt;
If you want help with thinking, learning, or creating, ChatGPT blows everything else away:&lt;/p&gt;

&lt;p&gt;🧠 Remembers context (Pro/team mode)&lt;br&gt;
👩‍🏫 Teaches me Python step-by-step&lt;br&gt;
🔍 Explains complex ideas with analogies&lt;br&gt;
📖 Writes poems, stories, plays Guru or therapist 😇&lt;/p&gt;

&lt;p&gt;Perplexity? It forgets what you just said. It’s not here to vibe with you. 😅&lt;/p&gt;

&lt;p&gt;💸 Why Doesn’t ChatGPT Fetch Real-Time Info Like Perplexity?&lt;br&gt;
Simple: cost + philosophy.&lt;/p&gt;

&lt;p&gt;💰 ChatGPT has millions of users — real-time search would be insanely expensive&lt;br&gt;
⚖️ Legal/copyright issues with web scraping&lt;br&gt;
🧘 OpenAI’s design: “dialogue-first” not “search-first”&lt;br&gt;
🧪 Perplexity is in “free growth mode” — burning VC money to win hearts ❤️&lt;/p&gt;

&lt;p&gt;✅ So Which One Do I Use?&lt;br&gt;
Use Case    Best Tool&lt;br&gt;
Breaking news, current events   Perplexity 📰&lt;br&gt;
Definitions, basic facts (e.g., vector DB, GDP) Perplexity 📚&lt;br&gt;
Writing, learning, exploring ideas  ChatGPT ✍️&lt;br&gt;
Chatting with an AI who gets you    ChatGPT 🧘‍♀️&lt;/p&gt;

&lt;p&gt;✨ Final Thoughts&lt;br&gt;
📰 Perplexity is a brilliant “knowledge summarizer.”&lt;br&gt;
🧠 ChatGPT is a smart, empathetic “thinking partner.”&lt;/p&gt;

&lt;p&gt;Use them right — and AI becomes your superpower.&lt;/p&gt;

&lt;p&gt;— written with ChatGPT ❤️&lt;br&gt;
Jennifer Chen&lt;/p&gt;

</description>
      <category>ai</category>
      <category>chatgpt</category>
      <category>beginners</category>
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