Hello World

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.

Magellan Global Equities Fund Performance and Strategy

Magellan Global Equities Fund Performance and Strategy

James Whitaker
January 9, 2026

The Magellan Global Equities Fund (ASX: MGE) is an actively managed global equities fund listed on the Australian Securities Exchange...

Internal Error Perplexity AI: Causes and Fixes Guide

Internal Error Perplexity AI: Causes and Fixes Guide

James Whitaker
January 9, 2026

Perplexity AI’s “internal error,” “something went wrong,” or 500-level failure messages are usually not signs of permanent failure. They typically...

pplx.ai/students: Perplexity AI Student Offer, Comet

pplx.ai/students: Perplexity AI Student Offer, Comet

James Whitaker
January 9, 2026

Perplexity’s student program is designed around a simple promise: verified students can access advanced AI tools without immediate cost. By...

Perplexity API and the Future of Evidence-Based AI

Perplexity API and the Future of Evidence-Based AI

James Whitaker
January 6, 2026

I first paid attention to the Perplexity API when I realized it was being used not to generate clever text,...

Space Force Orbital Warship Carrier Explained | Orbital Carrier

Space Force Orbital Warship Carrier Explained | Orbital Carrier

James Whitaker
January 6, 2026

I first encountered the phrase “space force orbital warship carrier” not in a military briefing, but in a search bar...

Comet AI Browser and the Future of the Web

Comet AI Browser and the Future of the Web

James Whitaker
January 6, 2026

Comet is not simply another web browser. It represents a shift in how people interact with information online. Built by...

Perplexity and PayPal: Inside In-Chat Commerce

Perplexity and PayPal: Inside In-Chat Commerce

James Whitaker
January 6, 2026

When Perplexity AI introduced in-chat shopping with PayPal in 2025, it signaled a subtle but important change in how people...

Perpl and Perplexity AI: Inside a Tiny Search Signal

Perpl and Perplexity AI: Inside a Tiny Search Signal

James Whitaker
January 6, 2026

“Perpl” is not a product, a feature, or a company. It is a fragment, a shorthand, a misspelling, and a...

Perplexity AI and the Rise of Citation-First Search

Perplexity AI and the Rise of Citation-First Search

James Whitaker
January 6, 2026

Perplexity AI emerged at a moment when searching the internet had begun to feel heavier than helpful. Pages crowded with...