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Perplexity Hub is the definitive resource for understanding and using the Perplexity AI platform featuring updates, tutorials, feature breakdowns, comparisons, and practical guides to help readers research smarter with AI.
Perplexity Hub
How Perplexity Decides Which Sources to Show
🧭 Perplexity decides which sources to show through a layered process: source eligibility, query reformulation, retrieval, reranking, passage extraction, synthesis,...
Perplexity Hub
Why Perplexity Gives Different Answers to the Same Question
🧩 Four variable layers shape repeat answers: live retrieval, model routing, conversation context and LLM inference. 🔎 Retrieval is the...
Perplexity Hub
Perplexity AI System Prompt Guide: What Actually Works
🧭 Four instruction surfaces matter in 2026, but Sonar is now a legacy API: Perplexity says Sonar tiers retire on...
Perplexity Hub
How to Use Perplexity AI Sonar via API Before Sept 27
If you need to know how to use Perplexity AI Sonar via API in September 2026, the practical answer has...
Perplexity Hub
Perplexity AI API Complete Guide: Build for 2026
🚀 Agent API is now the strategic centre of Perplexity’s developer platform, while existing Sonar users are moving through a...
Perplexity Hub
Perplexity AI Advanced Tips and Tricks: 17 Workflows
🧭 Routing beats prompting: Advanced users should choose Search, Research, Model Council, Computer, or the API according to uncertainty, evidence...
Perplexity Hub
Perplexity AI Keyboard Shortcuts: The 2026 Power Guide
🧭 Four separate shortcut systems now sit under the Perplexity name: web commands, desktop global hotkeys, Comet browser controls and...
Perplexity Hub
Perplexity Hub Best Articles: 8 Essential Reads
📚 Eight guides form the strongest Perplexity Hub reading path, moving from a basic product explanation to research technique, prompting,...
Perplexity Hub
How to Use Perplexity Comet: A Practical 2026 Guide
Executive Summary 📖 Three Modes: Comet works best as three separate modes: page reading, multi-source research, and permissioned action, each...
Perplexity Hub
Comet vs Chrome: Which AI Browser Should You Use?
Executive Summary 🌐 Chrome’s AI Catch-Up: Gemini in Chrome now supports multi-tab help, Connected Apps, reusable Skills, and multi-step auto...
