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Perplexica Open Source Artificial Intelligence Search Engine

AI search engine

Perplexica is an open-source, AI-powered search engine designed to provide detailed and accurate search results by using advanced machine learning algorithms and large language models. It aims to offer a more sophisticated and privacy-conscious alternative to traditional search engines. What distinguishes Perplexica is a unique combination of cutting-edge technologies and attention to transparency.

Inspired by Perplexity’s artificial intelligence, it is an open-source option that not only searches the Internet but also understands your questions. It uses advanced machine learning algorithms such as similarity mining and embedding to refine results and provides clear answers with cited sources. Using the power of artificial intelligence, Perplexica delivers search results that are not only relevant, but also contextual. Understands the nuances of user queries, ensuring that the information provided is precisely tailored to the user’s needs.

AI search engine

At the heart of Perplexica’s exceptional performance are advanced machine learning algorithms, including similarity search and embedding. These technologies enable the search engine to understand the semantic meaning of user queries, resulting in more accurate and relevant search results.

Perplexica AI search featuresExplore local LLMs with Ollama such as Llama3 and Mixtral to enhance your computing capabilities.

Modes of operation:

  • Co-Pilot Mode: (currently in development) This mode enhances your search capabilities by generating a variety of queries to locate the most relevant online sources. It goes beyond conventional searches by actively visiting top matches to extract relevant information directly from pages.
  • Normal Mode: Simply processes the query and performs a standard Internet search.

Focus Modes:

Perplexica comes with six specialized focus modes to satisfy specific query types:

  • All Mode: Performs comprehensive searches across the entire web to ensure the best results.
  • Writing Assistant Mode: Offers support for writing tasks without having to search the Internet.
  • Academic Search Mode: Tailored for searching articles and research articles, ideal for academic research.
  • YouTube Search Mode: Locates YouTube videos that match your query.
  • Wolfram Alpha Search Mode: Provides solutions to queries requiring computation or data analysis via Wolfram Alpha.
  • Reddit Search Mode: Searches Reddit for discussions and opinions related to your query.

Current information security:

Unlike other search tools that can provide stale crawler information converted to sediments stored in the index, Perplexica uses SearxNG. This metasearch engine not only retrieves results, but also re-evaluates them to ensure that you always receive the most up-to-date and relevant information, without having to update your data daily.

Perplexica’s SearxNG integration ensures that the information provided is always up to date, while prioritizing user privacy. By scrupulously scoring sources, SearxNG maintains a high standard of quality in search results. Moreover, Perplexica strives to provide clear answers with cited sources, promoting transparency and building trust among its users.

Perplexica

Getting started with Perplexica is easy thanks to its flexible installation options. Whether you prefer the convenience of Docker or opt for a non-Docker method, the process is simple and well documented.

Docker enthusiasts can simply clone the repository, configure the necessary API keys, and deploy the search engine with ease. If Docker isn’t your thing, Perplexica offers alternative installation methods, including a step-by-step guide for non-Docker setups. For those looking for a hassle-free experience, implementing Perplexica via a cloud service is also an option that further streamlines the process.

Perplexica offers an elegant and intuitive online platform that meets a variety of search needs. Whether you’re looking for images, videos, or any other type of content, Perplexica has what you’re looking for. The user interface is designed with usability in mind, ensuring a seamless search experience for users of all skill levels.

One of Perplexica’s standout features is the ability to manage search logs and history. This feature allows users to track their search activities, making it easier to revisit previous queries and discover new insights. Additionally, the platform offers customizable settingsallowing users to tailor their search experience to their specific preferences.

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Robust architecture for optimal performance

Under the hood, Perplexica’s architecture consists of several key components that work harmoniously to deliver exceptional search results:

  • User Interface: Designed to support a variety of search types, including images and videos, the user interface provides a smooth and intuitive experience.
  • Agents and chains: These intelligent components play a key role in understanding user queries and predicting the most appropriate actions to take.
  • Metadata Search Engine (SearxNG): By scrupulously evaluating sources, SearxNG ensures the quality and relevance of search results.
  • Model embedding: These sophisticated models improve the accuracy of search results by understanding the context and semantic meaning of user queries.

Specialized modes for targeted searches

Perplexica offers a number of specialized modes designed to meet your specific search requirements:

  • Local multilingual models: These models are particularly useful for searches in specific contexts or domains.
  • Co-pilot mode: Copilot Mode currently under development aims to further enhance Perplexica’s search capabilities, pushing the boundaries of what is possible.
  • Normal mode: This mode is ideal for standard Internet searches, providing comprehensive results from a wide range of sources.
  • Focus modes: Perplexica offers customized focus modes for specific query types, such as writing help, academic searches, YouTube searches, Wolfram Alpha, and Reddit searches.

Perplexica is an ever-evolving search engine, constantly pushing the boundaries of what’s possible. With continuous development of image and video search, functional discovery and history recording, Perplexica aims to provide an increasingly sophisticated and user-centric search experience.

Privacy is a top priority for Perplexica and the search engine has been designed with privacy-protective measures in mind. Users can rest assured that their data will remain secure and confidential, allowing them to search with peace of mind.

Perplexica AI Search

Perplexica’s versatility makes it suitable for a wide range of applications, from corporate environments to personal use. Its advanced features and customizable options suit a variety of use cases, ensuring reliable and efficient search for users across domains. The Perplexica architecture consists of the following key components:

  1. User Interface: A web interface that allows users to interact with Perplexica to search for images, videos, and much more.
  2. Agent/Chains: These components predict Perplexica’s next actions, understand user queries, and decide whether a web crawl is necessary.
  3. SearchXNG: Metadata search engine used by Perplexica to find sources on the Internet.
  4. LLM (Multi-Language Models): used by agents and networks for tasks such as understanding content, writing responses, and citing sources. Examples are Claude, GPT etc.
  5. Model embedding: To improve the accuracy of search results when embedding models, rerank results using similarity search algorithms such as cosine similarity and dot product.

Whether you are a researcher looking for academic resources, a content creator looking for inspiration, or someone browsing the Internet for personal purposes, Perplexica serves as a powerful assistant. Its ability to understand context and deliver accurate results makes it an essential tool for navigating the vast online information landscape.

The open nature of Perplexica also opens up exciting opportunities for community-led collaboration and improvement. Developers and enthusiasts can contribute to the project, helping to shape and innovate the future of AI-powered search engines. Perplexica represents a significant step forward in the field of search engines. Combining cutting-edge AI technologies with attention to transparency and privacy, Perplexica offers: a solid and reliable alternative to traditional search engines.

Its advanced features, specialized modes, and user-centric design make it a powerful tool for users looking for accurate and contextually relevant information. As we continue to evolve and expand our capabilities, Perplexica has the potential to revolutionize the way we navigate and discover knowledge in the digital age.

Curious about how Perplexica works?

To understand how Perplexica works, consider the following scenario: A user asks: “How does air conditioning work?“. Here is a breakdown of the Perplexica process using the “webSearch” focus mode:

  1. Message transmission: The user’s query is sent via WebSocket (WS) to the back-end server, triggering an operational chain tailored to the selected focus mode.
  2. Chain activation: Initially, the system assesses the need for external sources based on chat history and the question itself. If necessary, an Internet search query is formulated. If no external information is needed, this stage ends and the response generation phase begins.
  3. Internet search engine: The formulated query is executed using the SearXNG search engine to collect relevant information from the Internet.
  4. Processing information: The retrieved data is converted into embeddings, similar to query embeddings. Similarity searches then identify the most relevant sources.
  5. Generating responses: By integrating chat history, queries and identified sources, the answer generator creates an answer. This response is then streamed to the user interface (UI), which completes the process.

This simplified explanation covers every critical step in Perplexica’s functionality, providing a clear picture of its operational dynamics. To learn more, please visit the official GitHub repository where more documentation is available

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