Perplexity AI
AI-powered answer engine for real-time, cited information and advanced research.
VS
Weaviate
The AI database developers love
Detailed comparison
Criteria
Perplexity AI
Weaviate
Pricing
Freemium
Freemium
Plans & pricing
Free Plan: Free, Perplexity Pro: $16.67/mo, Education Pro: $10/mo, Perplexity Max: $166.67/mo, Perplexity Enterprise Pro: $33.33/mo, Perplexity Enterprise Max: $270.83/mo, API Pricing: Custom
Open Source: Free, Flex: $45/mo, Premium: $400/mo, Enterprise: Custom
Free trial
No
Yes
Audience
b2c
b2b
Platforms
Web
Web, Api, Cli
API
No
Yes
Open Source
Proprietary
Open Source
Categories
Specialized Technologies, information technology & services, Search engine
Dev & Tech, information technology & services, Vector databases
Popularity
Very High
Very High
Description
Perplexity AI is a research-oriented answer engine that integrates large language models with live web search, transparent citations, document analysi...
Weaviate is an open-source AI database and vector database designed for developers. It helps bring AI-native applications to life with less hallucinat...
Pricing
Perplexity AI
Freemium
Weaviate
Freemium
Plans & pricing
Perplexity AI
Free Plan: Free, Perplexity Pro: $16.67/mo, Education Pro: $10/mo, Perplexity Max: $166.67/mo, Perplexity Enterprise Pro: $33.33/mo, Perplexity Enterprise Max: $270.83/mo, API Pricing: Custom
Weaviate
Open Source: Free, Flex: $45/mo, Premium: $400/mo, Enterprise: Custom
Free trial
Perplexity AI
No
Weaviate
Yes
Audience
Perplexity AI
b2c
Weaviate
b2b
Platforms
Perplexity AI
Web
Weaviate
Web, Api, Cli
API
Perplexity AI
No
Weaviate
Yes
Open Source
Perplexity AI
Proprietary
Weaviate
Open Source
Categories
Perplexity AI
Specialized Technologies, information technology & services, Search engine
Weaviate
Dev & Tech, information technology & services, Vector databases
Popularity
Perplexity AI
Very High
Weaviate
Very High
Description
Perplexity AI
Perplexity AI is a research-oriented answer engine that integrates large language models with live web search, transparent citations, document analysi...
Weaviate
Weaviate is an open-source AI database and vector database designed for developers. It helps bring AI-native applications to life with less hallucinat...
Features
Perplexity AI
Real-time answers with cited sources
Perplexity Computer for autonomous, multi-model AI workflows
Access to advanced AI models (GPT-5.1, Claude Opus 4.5, o3-pro, etc.)
File upload and analysis (PDFs, spreadsheets, reports)
Comet AI-native browser for integrated web assistance
Focus Modes for targeted searches (Web, Academic, Social, Health, Finance)
Weaviate
Vector Database
Weaviate Agents
Shared Cloud
Dedicated Cloud
Integrations
Key differentiators
Perplexity AI
- Real-time answers with cited sources
- Agentic AI workflows (Perplexity Computer)
- Document analysis & specialized focus modes
Weaviate
- Open-source AI vector database
- Reduces hallucination & data leakage
- Shared & dedicated cloud deployments
Other comparisons
FAQ: Perplexity AI vs Weaviate
Perplexity AI: AI-powered answer engine for real-time, cited information and advanced research.. Weaviate: The AI database developers love. Both tools take different approaches to address similar needs.
Both offer a free or freemium plan. Perplexity AI is freemium and Weaviate is freemium.
The best choice between Perplexity AI and Weaviate depends on your specific needs. Compare their features, pricing, and target audience on this page to find the tool that best fits your use case.
Perplexity AI is primarily designed for individuals, while Weaviate is built for individuals.
Perplexity AI offers: Real-time answers with cited sources, Perplexity Computer for autonomous, multi-model AI workflows, Access to advanced AI models (GPT-5.1, Claude Opus 4.5, o3-pro, etc.), File upload and analysis (PDFs, spreadsheets, reports). Weaviate offers: Vector Database, Weaviate Agents, Shared Cloud, Dedicated Cloud.
Based on our data, Perplexity AI currently enjoys greater popularity. However, popularity isn't the only factor — compare features to find the right tool for your needs.