Perplexity

4.5

AI Chatbots

Perplexity is an AI-powered answer engine that combines conversational AI with real-time web search. Unlike traditional chatbots, Perplexity cites sources for all its answers, making it ideal for research. It offers multiple AI models including GPT-4 and Claude for Pro users.

Free / $20/month
Free tier available
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Key Features

  • Answer Engine
  • Source Citations
  • Real-time Search
  • Multiple AI Models
  • Collections
  • File Upload
  • Focus Modes
  • API Access

Pros

  • +Citations for all answers
  • +Real-time information
  • +Multiple model options
  • +Great for research

Cons

  • Less conversational
  • Limited creative tasks
  • Pro required for best models

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2

Claude

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Claude by Anthropic is an AI assistant known for its thoughtful, nuanced responses and strong safety training. Claude excels at analysis, writing, coding, and following complex instructions. It's known for longer context windows (up to 200K tokens) and being less likely to produce harmful content.

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3

Llama

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Llama by Meta is an open-source large language model family that can be run locally or through various providers. Llama 3 offers competitive performance with GPT-4 class models while being freely available for research and commercial use. It's popular for self-hosting and privacy-focused applications.

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4

Gemini

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Gemini by Google is a multimodal AI assistant that integrates with Google's ecosystem. It offers conversational AI, image understanding, and direct integration with Gmail, Docs, and other Google services. Gemini Advanced provides access to Google's most capable models and extended features.

Free / $19.99/monthFree tier
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Founded: 2022Category: AI Chatbotsperplexity.ai