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Summarizing Articles: Perplexity AI Companion vs Ghostreader & GPT-4o mini

Perplexity AI Companion prevails over Ghostreader (Readwise) & GPT-4o mini (OpenAI) at the Article Summarization Trial

QuadrupleY Research

Results of a face-off between Perplexity AI Companion and Ghostreader (Reader’s AI-powered assistant) with GPT-4o mini at Summarizing Articles with AI-Powered Content Condensation Trial.

Conciseness: Ghostreader & GPT-4o mini ≫ Perplexity AI Companion

  • Ghostreader consistently produces shorter summaries while maintaining essential information
  • Perplexity tends to generate significantly longer summaries, sometimes providing non-essential details

Accuracy and Objectivity: Perplexity AI Companion ≛ Ghostreader & GPT-4o mini

  • Both generally maintain objective tone in summaries
  • Ghostreader maintains faithful representation of source material without distortion
  • Perplexity provides more comprehensive technical details when handling complex topics

Coherence and Readability: Perplexity AI Companion > Ghostreader & GPT-4o mini

  • Perplexity excels in organizing complex information with clear hierarchical structure
  • Ghostreader maintains flow in a short format, typically within one paragraph

Balance of Completeness and Relevance: Perplexity AI Companion ≫ Ghostreader & GPT-4o mini

  • Perplexity captures more comprehensive coverage of technical topics and research papers
  • Ghostreader focuses on core messages without getting into details

Convenience and ease of use: Perplexity AI Companion ≛ Ghostreader & GPT-4o mini

  • Both are convenient to use on the web, offering browser extensions
  • Ghostreader provides automatic summarization for all saved articles within Reader
  • Perplexity occasionally unable to summarize articles on the web

Conclusion: Perplexity AI Companion > Ghostreader & GPT-4o mini

The two tools are quite different in terms of summarization. While Perplexity AI Companion offers more comprehensive summaries, Ghostreader's summarization provides better at-a-glance overviews that are great for quickly understanding what an article is about. Given its consistent performance in readability and balance of completeness and relevance, we declare Perplexity AI Companion the prevailing AI for this trial.