What is Duck.ai
Duck.ai is launched by the search engine DuckDuckGo,a free AI chat platform, where users can anonymously access multiple mainstream large models such as GPT-4o mini, Claude 3 Haiku, Llama 3.3/4, Mistral Small 3, and o3-mini without registering or exposing their personal identity. Duck.ai hides users' IP addresses through proxy technology, and all conversation content is not stored or used for AI model training. Chat history is saved only on the local device and can be cleared at any time with a single click via the "Fire Button".
Main features of Duck.ai
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Multi-model aggregated chat: Supports multiple mainstream models such as GPT-4o mini, o3-mini, Claude 3 Haiku, Llama 3.3/4, and Mistral Small 3, allowing users to freely switch and compare different answer styles.
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Zero-registration anonymous use: No need to create an account or log in; open the webpage and use it directly, with users' IP addresses hidden through proxy technology.
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Local chat history management: Recent conversation history is saved on the user's local device and is not uploaded to DuckDuckGo servers, supporting one-click retrieval of past conversations.
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One-click clearing with Fire Button: Provides the signature "Fire Button" feature, which can instantly and thoroughly delete all local chat history without leaving a trace.
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Privacy-first image generation: At the end of 2025, an AI image generation feature (Beta) was added, based on OpenAI models, anonymizing prompts, storing generated images locally, and marking them with C2PA standard AI-generated watermarks.
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Deep search engine integration: AI conversations can be directly invoked from DuckDuckGo search results pages, and it also supports jumping quickly via
!aior!chatBang commands. -
Multi-platform coverage: Supports Web, iOS, Android, Mac, Windows, and browser extensions (including sidebar mode).
How to use Duck.ai
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Visit the official website: Open Duck.ai's official website in a browser https://duck.ai/ or click the chat icon on the DuckDuckGo search page.
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Choose a model: On the homepage, select the AI model you want to use from the drop-down menu (such as GPT-4o mini, Claude 3 Haiku, etc.).
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Enter a conversation: Type a question or task description in the input box, and the system forwards it to the corresponding model through an anonymous proxy.
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Get a reply: Wait for the AI to generate an answer, and you can continue asking follow-up questions or switch models and ask again.
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Manage history: Use the "Recent" feature to view locally saved chat history, and click "Fire Button" to thoroughly delete it.
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Generate images: Select "New Image" in the sidebar and enter a prompt to create AI images (Beta feature, with a daily limit).
Core advantages of Duck.ai
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Ultimate privacy protection: The entire conversation is anonymized, with no tracking, no recording, and no use for model training; it complies with GDPR standards and fundamentally eliminates the risk of data leaks.
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Multi-model horizontal comparison: Experience models from OpenAI, Anthropic, Meta, and Mistral on one platform at the same time, making it easy for users to choose the most suitable AI according to the task type.
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Zero-threshold use: No email registration or payment binding required; ready to use immediately, lowering the psychological barrier for ordinary users to access AI.
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Local Data Sovereignty: Chat records are stored only on the local device; users have full control over their own data lifecycle rather than it being hosted in a third-party cloud.
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Seamless Integration with the Search Ecosystem: Switch from traditional search to AI conversation with one click; the two information retrieval modes complement each other to meet different query scenarios.
Comparison of Duck.ai with Similar Competitors
| Comparison Dimension | Duck.ai | Venice.ai | ChatGPT |
|---|---|---|---|
| Developer | DuckDuckGo | Independent team | OpenAI |
| Privacy Policy | Anonymous proxy, no training, local storage | Zero server storage, browser-only retention | Data collected for training by default (can be disabled) |
| Registration Requirement | No registration required | No account required for basic use | Account registration required |
| Supported Models | GPT、Claude、Llama、Mistral | Multiple open-source models | Only OpenAI's own models |
| Real-time Web Access | ❌ Not supported | ✅ Search supported | ✅ Supported (subscription required) |
| Image Generation | ✅ Beta stage | ✅ Supported | ✅ Supported |
| Cost | Basic is free | Basic is free | Free/Plus $20/month |
| Core Positioning | Privacy-first multi-model chat | Uncensored, privacy-protecting AI platform | The most feature-complete general-purpose AI assistant |
Duck.ai Application Scenarios
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Everyday Information Queries: Quickly obtain general knowledge such as weather, news, recipes, travel advice, etc., without worrying about search history being tracked.
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Academic and Learning Assistance: Students can ask questions anonymously, use Claude for creative writing, or use Llama for science and technology research, without concerns about data leakage.
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Office Efficiency Improvement: Draft emails, organize meeting minutes, brainstorm, and write reports, suitable for workplace environments sensitive to data security.
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AI Model Evaluation: Researchers and developers can compare the answer quality and stylistic differences of different large models horizontally on the same platform.
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Privacy-Sensitive Scenarios: Preliminary consultations involving personal sensitive information such as medical, legal, and psychological counseling, ensuring that conversation content is not recorded or used for training.
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Creative Image Generation: Quickly generate illustrations and concept sketches while protecting privacy; images are stored locally and carry C2PA watermarks.