Best AI Tools for GPT-4
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Compare the Top AI Tools that integrate with GPT-4 as of December 2025
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This a list of AI Tools that integrate with GPT-4. Use the filters on the left to add additional filters for products that have integrations with GPT-4. View the products that work with GPT-4 in the table below.
What are AI Tools for GPT-4?
AI tools are software tools that utilize artificial intelligence to perform a variety of functions. They can be used to automate tasks, provide data-driven insights, and help streamline processes. AI tools can be applied across many different industries and applications, from healthcare to finance. By leveraging the power of machine learning and natural language processing, AI tools can help improve the efficiency of existing operations. Compare and read user reviews of the best AI Tools for GPT-4 currently available using the table below. This list is updated regularly.
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1
StackAI
StackAI
StackAI is an enterprise AI automation platform to build end-to-end internal tools and processes with AI agents in a fully compliant and secure way. Designed for large organizations, it enables teams to automate complex workflows across operations, compliance, finance, IT, and support without heavy engineering. With StackAI you can: • Connect knowledge bases (SharePoint, Confluence, Notion, Google Drive, databases) with versioning, citations, and access controls. • Deploy AI agents as chat assistants, advanced forms, or APIs integrated into Slack, Teams, Salesforce, HubSpot, or ServiceNow. • Govern usage with enterprise security: SSO (Okta, Azure AD, Google), RBAC, audit logs, PII masking, data residency, and cost controls. • Route across OpenAI, Anthropic, Google, or local LLMs with guardrails, evaluations, and testing. • Start fast with templates for Contract Analyzer, Support Desk, RFP Response, Investment Memo Generator, and more.Starting Price: $0 -
2
AiAssistWorks
PT Visi Cerdas Digital
AiAssistWorks is the smartest way to use AI in Google Sheets™, Docs™, and Slides™. In Sheets™, just type a simple instruction — and Smart Command uses AI to do the task for you. Instantly generate product descriptions, create formulas, build charts and pivot tables, format data, create tables, validate entries, and more. No formulas. No scripts. No copy-paste. In Docs™, generate, rewrite, translate, create images, and summarize content — all directly inside your document. In Slides™, generate entire presentations or create AI-powered images in just a few clicks. Powered by 100+ AI models including GPT, Claude, Gemini, Llama, Groq, and more — giving you unmatched flexibility. ✅ Free Forever – 100 executions/month with your own API key ✅ Unlimited usage with a paid plan (API key required) ✅ No formulas needed – Fill 1,000+ rows with AI ✅ Automate SEO content, product listings, ad copy, and data labeling in Sheets™, Docs™, and Slides™.Starting Price: $5/month -
3
Odin AI
Odin AI
Odin AI generates information and responses that improve your productivity. Odin will automatically connect to a variety of data sources. Get the right answers based on your data and real-time information from the internet. From PDF and Office to JSON, HTML, XML, CommonMark, and many more. Once Odin is connected to your data it will start to extract metadata from it. And ingest all relevant data into its knowledge base. Using our proprietary vector store technology we embed this extracted information into multiple segments. So that Odin can retrieve it when you need it. Odin will generate grounded answers without hallucinations across all your communication channels. Welcome an unparalleled level of functionality, personalization, and ease of use with tech that understands what you want, and when you want it. Odin has the ability to give you sharp research insights from large documents.Starting Price: $20 per month -
4
AI4Chat
AI4Chat
Your all-in-one AI hub. Chat, create images, music & videos with GPT, Claude, Midjourney & 100+ models. Build smart, agentic workflows. Unleash AI power.Starting Price: $0/month/user -
5
Krater.ai
Krater.ai
Krater.ai is a comprehensive and user-friendly platform that offers a range of AI-powered tools and services. Our platform provides a powerful alternative to all major AI services, tools and apps in one convenient and elegant location. You no longer need to switch between multiple apps and accounts that have different log-ins and pricing plans. With Krater.ai, you can generate 100% plagiarism-free content in a matter of seconds. Our AI-powered tool and templates ensure that your content is always original, allowing you to focus on creating high-quality content that resonates with your audience. Whether you're a marketer, content creator, or small business owner, Krater.ai has a pricing plan that suits your needs. We offer competitive pricing plans that are tailored to meet your specific requirements. Plus, we have a free plan that you can try out without the need for a credit card.Starting Price: $7 per month -
6
ChatGPT
OpenAI
ChatGPT is an AI-powered conversational assistant developed by OpenAI that helps users with writing, learning, brainstorming, coding, and more. It is free to use with easy access via web and apps on multiple devices. Users can interact through typing or voice to get answers, generate creative content, summarize information, and automate tasks. The platform supports various use cases, from casual questions to complex research and coding help. ChatGPT offers multiple subscription plans, including Free, Plus, and Pro, with increasing access to advanced AI models and features. It is designed to boost productivity and creativity for individuals, students, professionals, and developers alike.Starting Price: Free -
7
OpenAI
OpenAI
OpenAI’s mission is to ensure that artificial general intelligence (AGI)—by which we mean highly autonomous systems that outperform humans at most economically valuable work—benefits all of humanity. We will attempt to directly build safe and beneficial AGI, but will also consider our mission fulfilled if our work aids others to achieve this outcome. Apply our API to any language task — semantic search, summarization, sentiment analysis, content generation, translation, and more — with only a few examples or by specifying your task in English. One simple integration gives you access to our constantly-improving AI technology. Explore how you integrate with the API with these sample completions. -
8
AIWriter
AIWriter.fi
Introducing AIWriter, the ultimate solution for all your content creation needs. With our advanced AI technology, including GPT-3 and GPT-4 language models, you can create high-quality content in multiple languages with ease. Our platform offers a variety of features, including AI Text Generation, AI Image Generation, AI Coding Generation, and Speech to Text. Choose from a range of specialized bots or use our templates to generate articles, blogs, ads, and more. With different content creation templates available, you'll never run out of ideas. Our AI-generated topic suggestions and outlines will provide you with endless inspiration, making content creation a breeze. With our Stable Diffusion Solution, you can generate unique images simply by describing them in words. Our AI code generator enables developers to generate code faster and with greater accuracy than ever before. Not only does AIWriter make content creation easier, but it also offers a referral system to earn passiveStarting Price: €9.90 per month -
9
GPT-3
OpenAI
Our GPT-3 models can understand and generate natural language. We offer four main models with different levels of power suitable for different tasks. Davinci is the most capable model, and Ada is the fastest. The main GPT-3 models are meant to be used with the text completion endpoint. We also offer models that are specifically meant to be used with other endpoints. Davinci is the most capable model family and can perform any task the other models can perform and often with less instruction. For applications requiring a lot of understanding of the content, like summarization for a specific audience and creative content generation, Davinci is going to produce the best results. These increased capabilities require more compute resources, so Davinci costs more per API call and is not as fast as the other models.Starting Price: $0.0200 per 1000 tokens -
10
GPT-3.5
OpenAI
GPT-3.5 is the next evolution of GPT 3 large language model from OpenAI. GPT-3.5 models can understand and generate natural language. We offer four main models with different levels of power suitable for different tasks. The main GPT-3.5 models are meant to be used with the text completion endpoint. We also offer models that are specifically meant to be used with other endpoints. Davinci is the most capable model family and can perform any task the other models can perform and often with less instruction. For applications requiring a lot of understanding of the content, like summarization for a specific audience and creative content generation, Davinci is going to produce the best results. These increased capabilities require more compute resources, so Davinci costs more per API call and is not as fast as the other models.Starting Price: $0.0200 per 1000 tokens -
11
SinCode AI
SinCode
Create SEO-optimized and plagiarism-free content for your blogs, ads, emails, & website 10X faster. Unlike anything you've experienced - unique and unimaginable capabilities. Save time and money while boosting your growth and customer satisfaction. Trained to capture viewers' attention and ultimately convert them into customers. SinCode AI can read and write content in 26 languages. Invite team members and write content together in real-time. Powerful customization options provide the exact results for your needs. Choose from a variety of AI tools to write social media ads, hero sections, blog posts, and more. Explain to the AI what you want to write. The more details, the better output. Our highly trained AI understands your details and generate unique and human-like content in seconds.Starting Price: $9 per month -
12
GPT-4 Turbo
OpenAI
GPT-4 is a large multimodal model (accepting text or image inputs and outputting text) that can solve difficult problems with greater accuracy than any of our previous models, thanks to its broader general knowledge and advanced reasoning capabilities. GPT-4 is available in the OpenAI API to paying customers. Like gpt-3.5-turbo, GPT-4 is optimized for chat but works well for traditional completions tasks using the Chat Completions API. GPT-4 is the latest GPT-4 model with improved instruction following, JSON mode, reproducible outputs, parallel function calling, and more. Returns a maximum of 4,096 output tokens. This preview model is not yet suited for production traffic.Starting Price: $0.0200 per 1000 tokens -
13
Poe
Quora
Poe is an all-in-one platform that brings together the best AI models from across the industry into a single, easy-to-use interface. Users can chat with leading models like GPT-5, Claude, Gemini, Grok, DeepSeek, Mistral, and many others, as well as millions of custom bots created by the community. The platform supports image, video, and audio generation, AI-powered web search, and the ability to run multiple bots at once for deeper insights. Poe also lets users build their own bots, create applications, and sync their chats seamlessly across all devices. With new models added regularly—often on the day they're released—Poe keeps users on the cutting edge of AI innovation. It offers a generous free tier, with affordable plans for heavier usage starting at $4.99 per month.Starting Price: Free -
14
Microsoft 365 Copilot
Microsoft
Introducing Microsoft 365 Copilot — your copilot for work. It combines the power of large language models (LLMs) with your data in the Microsoft Graph and the Microsoft 365 apps to turn your words into the most powerful productivity tool on the planet. Copilot is integrated into Microsoft 365 in two ways. It works alongside you, embedded in the Microsoft 365 apps you use every day — Word, Excel, PowerPoint, Outlook, Teams and more — to unleash creativity, unlock productivity and uplevel skills. Today we’re also announcing an entirely new experience: Business Chat. Business Chat works across the LLM, the Microsoft 365 apps, and your data — your calendar, emails, chats, documents, meetings and contacts — to do things you’ve never been able to do before. You can give it natural language prompts like “Tell my team how we updated the product strategy,” and it will generate a status update based on the morning’s meetings, emails and chat threads.Starting Price: $30/month -
15
SheetGPT
SheetGPT
SheetGPT is the easiest way to integrate OpenAI's GPT natural language processing directly within your Google Sheets™. All users receive their first 50,000 tokens of GPT usage for free. This is roughly equivalent to two dozen copies of the US Declaration of Independence worth of text. Simply install the SheetGPT add-on from the Google Marketplace to start using GPT in your Google Sheets. When you reach the free trial usage limit, you can come here to upgrade. You can always contact Support if you have questions about our subscriptions or billing issues.Starting Price: $9 per month -
16
AI Magicx
AI Magicx
AI Magicx easily crafts various content types, from articles and ads to product descriptions and social media posts, offering versatility for your writing needs. With AI Magicx, you’ll get AI-driven assistance throughout your writing journey, including content suggestions, creative ideas, and editing help, making content creation more efficient. AI Magicx empowers you to publish your content effortlessly across different platforms, whether it’s a blog, social media, ecommerce site, or elsewhere. Just like Canva simplifies design, AI Magicx streamlines content creation, editing, and publishing, making it user-friendly for all, regardless of their writing experience. Magicx is here to assist with various writing needs, from blog posts to resumes, emails, and more. With 75+ templates, we save you time and enhance your writing. Effortlessly craft stunning art and visuals with our user-friendly AI tool. Ideal for presentations, websites, and social media.Starting Price: $9.99 per month -
17
ChatPDF.so
ChatPDF.so
ChatPDF.so is an AI-powered chat application designed to extract and create content from PDF files. It leverages the new GPT4 turbo technology to help users discover insights, generate reports, pose questions, and accelerate their workflow. The main functionalities of ChatPDF.so are: - Ability to interact with multiple PDFs at once. - Capability to upload and process thousands of PDF documents collectively. - Efficient document management system that organizes files into folders. - Feature to condense extensive PDF documents into concise summaries. - Implementation of a specialized chat algorithm powered by GPT-4 turbo technology. - Option to embed the tool directly into your website. - Unique sharing and collaboration mechanism that enables link-based access to the chatbot, eliminating the need for registration and simplifying bot access for colleagues and friends.Starting Price: $9/month -
18
GPT-4o
OpenAI
GPT-4o (“o” for “omni”) is a step towards much more natural human-computer interaction—it accepts as input any combination of text, audio, image, and video and generates any combination of text, audio, and image outputs. It can respond to audio inputs in as little as 232 milliseconds, with an average of 320 milliseconds, which is similar to human response time (opens in a new window) in a conversation. It matches GPT-4 Turbo performance on text in English and code, with significant improvement on text in non-English languages, while also being much faster and 50% cheaper in the API. GPT-4o is especially better at vision and audio understanding compared to existing models.Starting Price: $5.00 / 1M tokens -
19
You.com
You.com
You.com is an AI-powered search engine designed to provide a more personalized and efficient browsing experience. Unlike traditional search engines, You.com prioritizes user control, allowing individuals to customize their search preferences and filter results based on their needs. It integrates advanced artificial intelligence to deliver precise answers, summaries, and actionable insights, often drawing from trusted sources and real-time data. With an emphasis on privacy, You.com avoids tracking user behavior, making it a preferred choice for those seeking a secure, ad-free, and customizable search environment. Its unique interface also supports productivity by offering app-like integrations for tasks like coding, writing, and exploring creative content.Starting Price: Free -
20
ChatGPT Plus
OpenAI
We’ve trained a model called ChatGPT which interacts in a conversational way. The dialogue format makes it possible for ChatGPT to answer followup questions, admit its mistakes, challenge incorrect premises, and reject inappropriate requests. ChatGPT is a sibling model to InstructGPT, which is trained to follow an instruction in a prompt and provide a detailed response. ChatGPT Plus is a subscription plan for ChatGPT a conversational AI. ChatGPT Plus costs $20/month, and subscribers will receive a number of benefits: - General access to ChatGPT, even during peak times - Faster response times - GPT-4 access - ChatGPT plugins - Web-browsing with ChatGPT - Priority access to new features and improvements ChatGPT Plus is available to customers in the United States, and we will begin the process of inviting people from our waitlist over the coming weeks. We plan to expand access and support to additional countries and regions soon.Starting Price: $20 per month -
21
Lyzr
Lyzr AI
Lyzr Agent Studio is a low-code/no-code platform for enterprises to build, deploy, and scale AI agents with minimal technical complexity. Built on Lyzr's robust Agent Framework - the first and only agent framework to have safe and responsible AI natively integrated into the core agent architecture, this platform allows you to build AI Agents while keeping enterprise-grade safety and reliability in mind. The platform allows both technical and non-technical users to create AI-powered solutions that drive automation, improve operational efficiency, and enhance customer experiences—without the need for extensive coding expertise. Whether you're deploying AI agents for Sales, Marketing, HR, or Finance, or building complex, industry-specific applications for sectors like BFSI, Lyzr Agent Studio provides the tools to create agents that are both highly customizable and compliant with enterprise-grade security standards.Starting Price: $19/month/user -
22
Phind
Phind
The AI search engine for developers. Phind offers progressive web app support. You can add Phind to your home screen and use it as a native app. To do this on iOS, go to phind.com in Safari and tap the share button, then tap "add to home screen." To do this on Android, tap the menu button in Chrome and then tap "add to home screen." You can artificially change how results are ranked by adding domain names and keywords. Paste the url of a website you'd like to rank differently, we'll automatically extract and add the domain name to your list. You can also enter a domain or keyword manually. If you have a rule with the keyword ".rs", then we will apply it to all domains with ".rs" e.g rustup.rs, releases.rs, cxx.rs, cheats.rs. Our vision is for the search to be as seamless and informative as talking to a smart friend. Phind (formerly Hello) is a search engine that simply tells users what the answer is. Optimized for developers and technical questions. -
23
ChatFast
ChatFast
Upload files or add website URLs, a GPT chatbot will be built for you that can answer any questions about your content in real-time. Boost your chatbot's performance by training it on a range of data types, such as text, PDFs, and website URLs. You can use all 3 data types at once. Custom Q&A allows you to guide your chatbot in addressing questions that it may not be answering correctly or completely. ChatFast stands out from the crowd with the ability to ask for visitor information using natural language at the perfect moment. This is important because you don't want to miss out on getting important leads. Always stay in the loop with chat transcripts and new contact information sent to your email address. Webhook is also available to directly transfer your contacts to your favorite CRM in real-time. Simply enable public access for the chatbot and include the provided script in either the body or footer of your website (such as WordPress, Shopify, etc.).Starting Price: $29 per month -
24
Twip
Twip
Automatically generate personalized scripts tailored to your voice and style. Continue to refine and add your finishing touches with the help of Twip's AI-powered features. Dive into a world where you'll never experience writer's block again, welcome script writing the easy way into your life. Bring your script to life with our text-to-voice conversion. Train your voice or choose one that fits your script and simply highlight the areas you want to convert. Have a go at adding generated voice into your workflow and have those assets ready and waiting. Connect your YouTube channel and let Twip identify and recommend you ideas that perform. Twip assists in new idea generation and gives you a home to manage your entire ideas backlog. YouTube is a search engine and Twip knows it. Finish off your video the right way with our video review and optimization feature.Starting Price: $29 per month -
25
MaxAI
MaxAI
MaxAI is an all-in-one AI-powered Chrome extension designed to supercharge productivity. It integrates seamlessly into your browser, enabling users to instantly interact with AI models like GPT, Claude, and Gemini to enhance work processes. MaxAI offers a range of tools including AI-driven writing improvements, summarizations, translations, and real-time answers directly from webpages. It allows users to manage prompts, automate tasks, and create personalized responses for emails or social media with just one click. MaxAI’s versatility makes it a must-have for anyone looking to boost productivity and efficiency while navigating the web. -
26
ChatGPT Pro
OpenAI
As AI becomes more advanced, it will solve increasingly complex and critical problems. It also takes significantly more compute to power these capabilities. ChatGPT Pro is a $200 monthly plan that enables scaled access to the best of OpenAI’s models and tools. This plan includes unlimited access to our smartest model, OpenAI o1, as well as to o1-mini, GPT-4o, and Advanced Voice. It also includes o1 pro mode, a version of o1 that uses more compute to think harder and provide even better answers to the hardest problems. In the future, we expect to add more powerful, compute-intensive productivity features to this plan. ChatGPT Pro provides access to a version of our most intelligent model that thinks longer for the most reliable responses. In evaluations from external expert testers, o1 pro mode produces more reliably accurate and comprehensive responses, especially in areas like data science, programming, and case law analysis.Starting Price: $200/month -
27
Browser Use
Browser Use
Browser Use is an open source Python library that enables AI agents to interact seamlessly with web browsers. Combining advanced AI capabilities with robust browser automation allows AI agents to perform tasks such as applying for jobs, visiting links, extracting information, and answering messages on platforms like WhatsApp. The library supports multiple large language models, including GPT-4, Claude 3, and Llama 2, facilitating complex web operations through a simple interface. Key features include visual recognition combined with HTML structure extraction for comprehensive web interaction, automatic multi-tab management for handling complex workflows, element tracking by extracting XPaths of clicked elements to repeat exact LLM actions, and the ability to add custom actions like saving to files, database operations, notifications, or human input handling. Browser Use also incorporates intelligent error handling and automatic recovery for robust automation workflows. -
28
Liner AI
Liner
Collect with one tool, Search with one tool. In the flood of information, LINER helps you find and learn reliable information faster. LINER AI will generate the answers from reliable references and suggest what to search for next. Highlight on articles, YouTube, Images, and PDFs. Make your search for information much easier and more personalized. Access your favorites anytime for future use. LINER has been #1 for several years in many stores, including the App Store. Many people around the world have already improved their productivity with LINER in their workplace. Get ChatGPT-based answers on Google search results. Discuss PDF with ChatGPT-based AI to get insights faster. LINER is a ChatGPT extension that displays answers directly on the Google search result page. Collect and organize insights you got from the web and PDF in one place. LINER also offers a powerful AI coding assistant and code generator.Starting Price: $11.33 per month -
29
Content at Scale
Content at Scale
Content at Scale is an AI content writing platform that empowers SEO marketers to create high-quality, engaging, and fully original content in a scalable and efficient manner. Its advanced AI technology can generate long-form, research-backed 2,500+ word SEO blog posts in just five minutes, crawling Google on the spot to parse top-ranking content and put together an entire long-form SEO blog post. This is not an AI writing assistant, but a human-level long-form machine. With over 40 million words produced per month by users, it can write long-form SEO content for any industry and general informational search terms. By adapting to its innovative AIO model, Content at Scale helps agencies and marketers save 10-25x on the typical time and cost of human-only content creation. Its user-friendly interface makes it easy for anyone to create content structured for search, even those with no prior experience in SEO content. Content at Scale also offers an AI content detection tool.Starting Price: $250/month -
30
DeftGPT
DeftGPT
DeftGPT, an AI tool for enhanced workflows, offers limited free access and paid plans for unlimited use. Explore features like text generation, document analysis, AI art creation, and more. Simplify content, manage teams, get accurate searches, and craft engaging content effortlessly. Additionally, DeftGPT empowers you to: Ask questions and get instant answers: DeftGPT acts as your AI assistant, providing real-time information and completing tasks based on your instructions. Generate different creative text formats: From poems and code to scripts and musical pieces, DeftGPT fuels your creative endeavors with diverse text formats. Summarize lengthy documents: Quickly grasp the key points of articles, reports, or emails, saving you valuable time and effort. Translate languages effortlessly: Break down language barriers and communicate effectively with DeftGPT's multi-language translation capabilities.Starting Price: $0
