chatgpt.js Overview
chatgpt.js is a robust, client-side JavaScript library created by KudoAI, designed specifically for developers. It provides a powerful yet simple interface to interact with the ChatGPT Document Object Model (DOM). This allows developers to programmatically control, automate, and enhance the functionality of the official ChatGPT web application directly from the client-side. As an open-source project hosted on GitHub, it thrives on community contributions, ensuring it remains up-to-date and feature-rich. The library's core philosophy is flexibility and ease of use, abstracting complex DOM manipulations into intuitive, human-readable commands.
How to use chatgpt.js
chatgpt.js is a developer tool and is not used directly by end-users. Developers can integrate it into their projects in several ways:
- Importing via CDN: For quick integration into web pages or simple scripts, developers can import the library directly from a CDN like jsDelivr. This is suitable for both modern (ES11) and older (ES5) JavaScript environments.
- Greasemonkey/Tampermonkey: Developers can create userscripts to modify or enhance the ChatGPT website. By adding a `@require` directive pointing to the chatgpt.js CDN URL, they can leverage its full power within their scripts.
- Chrome Extensions: For building browser extensions, developers must download the library and include it locally in their project package, as Chrome's security policies restrict loading remote code. The library can then be imported into background or content scripts.
- NPM Installation: For more complex projects or those using a modern build process, developers can install chatgpt.js as a dependency using npm (`npm install @kudoai/chatgpt.js`). This allows for local customization and integration with frameworks like React or Vue.
Core Features of chatgpt.js
- Simplified DOM Interaction: Provides simple functions like
chatgpt.getLastResponse()orchatgpt.send()to perform complex actions on the ChatGPT page without writing verbose DOM query selectors. - Intuitive and Flexible Syntax: The library is designed to be highly intuitive. Many functions have aliases, allowing developers to write code in a way that feels natural to them (e.g.,
chatgpt.getLastReply()works the same aschatgpt.getLastResponse()). - Multi-Environment Compatibility: Seamlessly works across different development contexts, including vanilla JavaScript, browser extensions (Chrome, Firefox), and userscripts (Greasemonkey, Tampermonkey).
- Extensibility: Serves as a solid foundation for building sophisticated applications. The library handles the core interaction, freeing developers to focus on their application's unique features.
- Open-Source and Community-Driven: Being open-source on GitHub encourages transparency, collaboration, and continuous improvement from a global community of developers.
Use Cases for chatgpt.js
The versatility of chatgpt.js has led to the creation of numerous innovative tools:
- Search Engine Integration: Projects like GoogleGPT, DuckDuckGPT, and BraveGPT use the library to embed ChatGPT's conversational AI and summary capabilities directly into search engine results pages.
- E-commerce Enhancement: AmazonGPT utilizes the library to add AI-powered chat and product summary features to Amazon's shopping interface.
- Productivity and Automation Scripts: Tools like 'ChatGPT Auto-Continue' automatically prompt ChatGPT to continue generating long responses, while 'Autoclear ChatGPT History' enhances privacy by automatically clearing conversations.
- Application Integration: ThunderAI integrates ChatGPT into the Thunderbird email client, allowing users to enhance their emails with AI assistance.
Advantages of chatgpt.js
Developers choose chatgpt.js for several key reasons:
- Rapid Development: Drastically reduces the time and effort required to build applications on top of ChatGPT's web interface.
- No API Key Required: Since it interacts with the DOM, it leverages the user's active ChatGPT session. This means applications built with it don't require users to have a paid OpenAI API key, making them more accessible.
- Cost-Effective: The library is completely free and open-source, eliminating licensing costs for developers.
- Robust and Reliable: Maintained by an active community, it is regularly updated to adapt to changes in the ChatGPT web interface, ensuring that dependent applications continue to function correctly.
Pricing and Plans
chatgpt.js is a completely free and open-source library, distributed under a permissive license. Developers can use, modify, and distribute it in their personal or commercial projects without any cost. The project is funded by sponsors and community contributions.
Traffic
Latest traffic
Status
Monthly traffic trend
- 2025-8: 876
- 2025-9: 830
- 2026-2: 247
- 2026-3: 0
- 2026-4: 242
- 2026-5: 198
Geography
Top 5 countries / regions
- 🇨🇳China100.0%
Top keywords
| Keyword | Cost per click |
|---|---|
| chatgpt client | $0.00 |
| chatgpt library | $0.60 |
| chat.js | $0.00 |
| gpt js docs | $0.00 |
| https://chatgpt.com/ | $0.33 |
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