Chatgpt.js vs SiteGPT

Side-by-side comparison · Updated April 2026

 Chatgpt.jsChatgpt.jsSiteGPTSiteGPT
Descriptionchatgpt.js is a robust and feature-rich JavaScript library that allows seamless integration with ChatGPT. Designed for ease of use, this client-side library is object-oriented and lightweight, making it an optimal choice for developers. It is highly performant and offers a plethora of functionalities suited for various chatbot applications.SiteGPT offers a unique AI chatbot tailored to answer questions about your specific products, using the content of your website for training. With features that emulate a full support team, SiteGPT can scan URLs, upload documentation, and use historical chat data to improve responses continuously. It supports over 95 languages and provides personalized onboarding, with flexible pricing options and seamless integration with platforms like Zendesk and Intercom. The chatbot also includes customizable appearance settings and can generate automated email summaries, among other functions.
CategoryDeveloperApplicationAI Assistant
RatingNo reviewsNo reviews
PricingN/APaid
Starting PriceN/AFree
Plans
  • Starter Plan$39/mo
  • Growth Plan (Most Popular)$79/mo
  • Scale Plan$259/mo
  • Enterprise PlanFree
  • Remove SiteGPT Branding (Addon)$39/mo
  • Extra 5k Messages (Addon)$39/mo
Use Cases
  • Web Developers
  • Customer Support Teams
  • Small Businesses
  • E-commerce Platforms
  • E-commerce Websites
  • Customer Support Teams
  • Global Businesses
  • Marketing Teams
Tags
JavaScriptLibraryChatGPTClient-sideObject-oriented
AI chatbotwebsite integrationproduct supportdocument scanningmultilingual support
Features
Feature-rich
Object-oriented
Easy-to-use
Lightweight
Optimally performant
Client-side
Seamless ChatGPT integration
Highly performant
Designed for various applications
Comprehensive documentation
Personalized chatbot training on your own content
Support for 95+ languages
Integration with multiple platforms like Zendesk, Intercom, and Crisp
Customizable appearance
Daily email performance summaries
Automate tasks based on interactions
Human escalation feature
Advanced AI engines (GPT-3.5 & GPT-4)
Lead generation capabilities
Real-time chat history and analytics
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