Perplexity AI
by Perplexity
AI answer engine by Perplexity that searches the web in real time and provides cited answers, research, and AI-powered search.
Perplexity AI is an AI-powered answer engine that combines conversational AI with real-time web search to provide researched answers with inline citations. It can search and synthesize information from the web, analyze uploaded files, perform deeper research, generate images, work with multiple AI models, and support productivity and research workflows. Perplexity provides free and paid consumer plans, enterprise products, and an API platform for developers. Its API ecosystem includes Agent, Search, Sonar, and Embeddings capabilities for building search-grounded AI applications and research agents.
Provider
Perplexity
Category
AI Search
Available On
Web, Android, iOS, macOS, Windows, Comet, API
Launched
Dec 2022
Use Cases
Research, Web Search, Writing, Coding
Best For
Real-time web research, cited answers, fact-finding, deep research, document analysis, and multi-model AI workflows
🧠 Models (7)
Sonarvsonar
Search-Optimized
Context Window
Large context
Input
text
Output
text
Sonar Provsonar-pro
Search-Optimized Reasoning
Context Window
Large context
Input
text
Output
text
Sonar Reasoning Provsonar-reasoning-pro
Reasoning
Context Window
Large context
Input
text
Output
text
Sonar Deep Researchvsonar-deep-research
Deep Research
Context Window
Large context
Input
text
Output
text
GPT ModelsvVarious
Multimodal
Context Window
Model dependent
Input
text, image, audio
Output
text, image
Claude ModelsvVarious
Multimodal
Context Window
Model dependent
Input
text, image
Output
text
Gemini ModelsvVarious
Multimodal
Context Window
Model dependent
Input
text, image, audio, video
Output
text
✨ Features (11)
Real-Time Web Search
Searches the live web and uses current sources to generate answers
Inline Citations
Provides citations and source links with answers so information can be checked
Pro Search
Uses deeper multi-step search and reasoning for complex research questions
Deep Research
Performs extensive research and synthesizes information from multiple sources
Multi-Model Access
Allows supported plans to use and compare models from providers such as OpenAI, Anthropic, Google, and others
File Analysis
Upload supported files and use AI to analyze, summarize, and extract information
Image Generation
Creates images through supported AI image generation capabilities
Create Files and Apps
Create documents, presentations, spreadsheets, web applications, and other assets with AI
Comet
Perplexity's AI-powered browser and assistant available across supported desktop and mobile platforms
Spaces
Organize research, files, instructions, and conversations into dedicated workspaces
API Platform
Provides developer APIs for search, agents, embeddings, and search-grounded AI applications
💰 Pricing
✓ Free Plan
✕ Free Trial
✓ Paid Plan
✓ Enterprise
Starting Price
$20/month
Billed monthly
API Pricing
API usage is pay-as-you-go; pricing varies by API, model, search requests, tokens, and usage.
More Info
View pricing page ↗💬 Prompt Library (5)
Deep Research
ResearchPerform detailed web research with cited sources
Research [TOPIC] using current and reliable web sources. Compare important information from multiple sources, identify key facts and disagreements, and provide a structured report with citations for the important claims.
Fact Check
ResearchVerify claims using current web sources
Fact-check the following claim using reliable current sources. Determine which parts are supported, unsupported, or uncertain. Provide the evidence and cite the sources used. [CLAIM]
Compare Products
ResearchResearch and compare products using current information
Compare [PRODUCT A] and [PRODUCT B] using current information. Analyze price, features, specifications, limitations, reviews, and important differences. Use reliable sources and provide citations.
Research Article
WritingCreate research-backed articles with citations
Research [TOPIC] and create a detailed article with an introduction, H2 sections, practical examples, important statistics, and a conclusion. Use current sources and include citations for factual claims.
Code Research
CodingResearch current coding solutions and implementation approaches
Research the best current approach for implementing [FEATURE] in [LANGUAGE/FRAMEWORK]. Compare available methods, explain their advantages and limitations, and provide production-ready example code with relevant sources.
🔗 Integrations (7)
Perplexity API
api
Developer platform for building AI applications with Perplexity APIs
Agent API
agent
Build agentic workflows using web search, third-party models, tools, and structured outputs
Search API
search
Access real-time ranked web search results for AI applications
Sonar API
api
Generate search-grounded AI responses with citations
Embeddings API
api
Generate embeddings for semantic search and retrieval workflows
Slack
productivity
Use Perplexity capabilities within supported Slack workflows
Comet
browser
AI-powered browser and assistant from Perplexity
🎯 Related AI Search Tools
View all →⚠️ Limitations
- •AI-generated answers can contain inaccurate or incomplete information
- •Search results and citations depend on the availability and quality of web sources
- •Free plan has lower usage limits and fewer advanced features than paid plans
- •Advanced models and higher usage limits require eligible paid plans
- •API usage is billed separately from consumer and Enterprise subscriptions
- •Model availability can vary by subscription, region, and product
- •Some features are experimental, preview, or subject to changing availability
📚 Sources
- https://www.perplexity.ai(official)
- https://www.perplexity.ai/enterprise/pricing(official)
- https://www.perplexity.ai/help-center/en/articles/11187416-which-perplexity-subscription-plan-is-right-for-you(official)
- https://www.perplexity.ai/help-center/en/articles/10352901-what-is-perplexity-pro(official)
- https://docs.perplexity.ai(official)
- https://www.perplexity.ai/changelog/what-we-shipped---march-13-2026(official)