Perplexity

Active

Country: United States (US)
Founded: 2022
Developer: Perplexity AI, Inc.
Pricing: Freemium
Open source: No
Platforms: Web, iOS, Android

Indexes

AI Agents & Automation AI Assistants

Overview

Perplexity is an AI-powered answer engine that delivers accurate, real-time answers to user questions with citations from sources. It uses models from providers like OpenAI, Anthropic, and Meta, and supports personalization through user profiles for tailored responses. Targeted at users seeking credible information quickly, it stands out with source-backed answers and cross-device syncing.¹³⁹

Key Features

Real-time Answers - Provides up-to-date responses to queries using current web data.
Source Citations - Includes citations to credible sources for every answer.
AI Personalization - Users set profiles with bio, goals, interests, and preferences for customized responses.
Multi-model Support - Leverages AI models from OpenAI, Anthropic, Meta, and others.
Cross-device Sync - Account syncs queries and settings across web, iOS, and Android.
Watchlists - Customizable homepage widgets for finance and sports updates.
Location-based Info - Uses user location for accurate weather and sports data.
Theme Customization - Supports light, dark, or system theme matching.

Pricing

Plan	Price	Includes
Free	Free	Basic access to AI answers, citations, personalization, and limited Pro searches.
Pro	Paid subscription (details via account)	Unlimited Pro searches, advanced models, file uploads, and priority support; transferable via support.

Platforms & Requirements

Available as a web app at perplexity.ai, with native iOS and Android apps from App Store and Google Play. No desktop native apps mentioned; web runs in modern browsers without specified minimums. Mobile apps sync data across devices.¹⁴

Integrations & Ecosystem

OpenAI models
Anthropic models
Meta models
Health and fitness apps (Perplexity Health)
Browser location services

Alternatives

App	Difference
ChatGPT	General conversational AI without built-in real-time web search or automatic citations.
Google Gemini	Integrated with Google ecosystem but less emphasis on conversational answer engine format.
Claude.ai	Focuses on safety and reasoning; lacks native mobile apps and real-time search citations.

Reputation

Perplexity is recognized for delivering cited, real-time answers, distinguishing it from uncited chatbots. Users appreciate personalization features like profiles for tailored responses. Criticisms include technical limits on custom instructions, no model fine-tuning, and reliance on Pro for advanced use.

Sources (9)