Grok
AI assistant by xAI for chat, creation, and real-time answers.
VS
Sonar by Perplexity
Real-time, web-grounded AI models and API for generative search.
Detailed comparison
Criteria
Grok
Sonar by Perplexity
Pricing
Freemium
Freemium
Plans & pricing
Basic (Standalone): Free, SuperGrok (Standalone): $30/mo, SuperGrok Heavy (Standalone): $300/mo, X Premium (Grok Access): $8/mo, X Premium+ (Grok Access): $40/mo, Grok Business (SuperGrok): $30/mo, Grok Business (SuperGrok Heavy): $300/mo, Enterprise: Custom
Free Plan (Standard): Free, Perplexity Pro (Individual): $17/mo, Perplexity Max (Individual): $167/mo, Education Pro: $5/mo, Perplexity Enterprise Pro: Custom, Perplexity Enterprise Max: Custom, Sonar API: $0.001/mo, Sonar Pro API: $0.003/mo
Free trial
No
Yes
Audience
b2c
b2c
Platforms
Web
Web
API
No
Yes
Open Source
Proprietary
Proprietary
Categories
Chatbots, Writing
SEO, Data Science
Popularity
Very High
Very High
Description
Grok is an AI assistant built by xAI. It allows users to chat, create images, and write code. It also provides real-time answers sourced from the web ...
Sonar by Perplexity is a suite of advanced AI models and an API platform from Perplexity AI. It provides real-time, web-grounded AI responses with tra...
Pricing
Grok
Freemium
Sonar by Perplexity
Freemium
Plans & pricing
Grok
Basic (Standalone): Free, SuperGrok (Standalone): $30/mo, SuperGrok Heavy (Standalone): $300/mo, X Premium (Grok Access): $8/mo, X Premium+ (Grok Access): $40/mo, Grok Business (SuperGrok): $30/mo, Grok Business (SuperGrok Heavy): $300/mo, Enterprise: Custom
Sonar by Perplexity
Free Plan (Standard): Free, Perplexity Pro (Individual): $17/mo, Perplexity Max (Individual): $167/mo, Education Pro: $5/mo, Perplexity Enterprise Pro: Custom, Perplexity Enterprise Max: Custom, Sonar API: $0.001/mo, Sonar Pro API: $0.003/mo
Free trial
Grok
No
Sonar by Perplexity
Yes
Audience
Grok
b2c
Sonar by Perplexity
b2c
Platforms
Grok
Web
Sonar by Perplexity
Web
API
Grok
No
Sonar by Perplexity
Yes
Open Source
Grok
Proprietary
Sonar by Perplexity
Proprietary
Categories
Grok
Chatbots, Writing
Sonar by Perplexity
SEO, Data Science
Popularity
Grok
Very High
Sonar by Perplexity
Very High
Description
Grok
Grok is an AI assistant built by xAI. It allows users to chat, create images, and write code. It also provides real-time answers sourced from the web ...
Sonar by Perplexity
Sonar by Perplexity is a suite of advanced AI models and an API platform from Perplexity AI. It provides real-time, web-grounded AI responses with tra...
Features
Grok
Chat functionality
Image creation
Code generation
Real-time answers from the web
Real-time answers from X platform
Sonar by Perplexity
Real-Time Web Search with Verified Citations
Chain-of-Thought Reasoning (Sonar Reasoning Pro)
OpenAI Client Compatible API
Flexible Sonar Models (Sonar, Sonar Pro, Sonar Deep Research)
Extended Context Windows for Complex Queries
High Performance and Answer Quality
Key differentiators
Grok
- Real-time answers from X platform
- AI assistant by xAI
- Multimodal AI (text, image, code)
Sonar by Perplexity
- Real-time web search with citations
- Flexible Sonar models
- OpenAI client compatible API
Other comparisons
FAQ: Grok vs Sonar by Perplexity
Grok: AI assistant by xAI for chat, creation, and real-time answers.. Sonar by Perplexity: Real-time, web-grounded AI models and API for generative search.. Both tools take different approaches to address similar needs.
Both offer a free or freemium plan. Grok is freemium and Sonar by Perplexity is freemium.
The best choice between Grok and Sonar by Perplexity 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.
Both are primarily designed for individuals. The choice depends on which specific features you need.
Grok offers: Chat functionality, Image creation, Code generation, Real-time answers from the web. Sonar by Perplexity offers: Real-Time Web Search with Verified Citations, Chain-of-Thought Reasoning (Sonar Reasoning Pro), OpenAI Client Compatible API, Flexible Sonar Models (Sonar, Sonar Pro, Sonar Deep Research).
Based on our data, Grok currently enjoys greater popularity. However, popularity isn't the only factor — compare features to find the right tool for your needs.