List of the Top 16 Chatbot Software for GPT-3.5 in 2026

StackAI is an enterprise AI automation platform built to help organizations create end-to-end internal tools and processes with AI agents. Unlike point solutions or one-off chatbots, StackAI provides a single platform where enterprises can design, deploy, and govern AI workflows in a secure, compliant, and fully controlled environment. Using its visual workflow builder, teams can map entire processes — from data intake and enrichment to decision-making, reporting, and audit trails. Enterprise knowledge bases such as SharePoint, Confluence, Notion, Google Drive, and internal databases can be connected directly, with features for version control, citations, and permissioning to keep information reliable and protected. AI agents can be deployed in multiple ways: as a chat assistant embedded in daily workflows, an advanced form for structured document-heavy tasks, or an API endpoint connected into existing tools. StackAI integrates natively with Slack, Teams, Salesforce, HubSpot, ServiceNow, Airtable, and more. Security and compliance are embedded at every layer. The platform supports SSO (Okta, Azure AD, Google), role-based access control, audit logs, data residency, and PII masking. Enterprises can monitor usage, apply cost controls, and test workflows with guardrails and evaluations before production. StackAI also offers flexible model routing, enabling teams to choose between OpenAI, Anthropic, Google, or local LLMs, with advanced settings to fine-tune parameters and ensure consistent, accurate outputs. A growing template library speeds deployment with pre-built solutions for Contract Analysis, Support Desk Automation, RFP Response, Investment Memo Generation, and InfoSec Questionnaires. By replacing fragmented processes with secure, AI-driven workflows, StackAI helps enterprises cut manual work, accelerate decision-making, and empower non-technical teams to build automation that scales across the organization.

ChatGPT is an advanced AI-powered assistant designed to help users accomplish tasks, generate ideas, and improve productivity across a wide range of use cases. It enables users to perform activities such as writing, editing, coding, research, and brainstorming with ease. The platform supports both text and voice interactions, allowing users to communicate in the way that suits them best. ChatGPT can summarize meetings, analyze data, and provide actionable insights to support better decision-making. It also assists with creative tasks, including content creation, marketing strategies, and personal planning. One of its most powerful capabilities is workspace agents, which allow users to build automated systems that handle entire workflows. These agents can operate across different tools, gather information, and take actions such as updating documents, sending communications, or managing tasks without constant supervision. They can be scheduled to run recurring processes, ensuring work continues even when teams are not actively involved. Workspace agents can be shared across teams, helping organizations standardize workflows and scale best practices efficiently. Built-in governance features, such as permissions, approval checkpoints, and monitoring, ensure secure and controlled automation. ChatGPT integrates seamlessly into existing workflows, reducing the need for multiple tools and manual coordination. It supports collaboration by allowing teams to refine, edit, and manage work in real time. The platform adapts to various industries and use cases, from personal productivity to enterprise operations. By combining intelligent assistance with automation, ChatGPT enables users to focus on higher-impact work. Ultimately, it acts as a comprehensive solution for both everyday tasks and complex organizational workflows.

Poe serves as a comprehensive AI ecosystem that aggregates leading models from major companies into one smooth, centralized experience. Instead of managing multiple accounts or tools, users can access GPT-5, Claude, Gemini, Grok, DeepSeek, Mistral, Llama, Ideogram, Runway, and countless other models all within Poe’s interface. The platform supports advanced media generation, allowing users to produce images, videos, and audio alongside chatbot interactions. Its AI-powered Web Search combines model reasoning with live internet results, giving users more reliable and actionable answers. Poe also enables multi-bot conversations, letting users compare responses or generate diverse ideas at the same time. For creators and developers, the platform includes bot-building tools, application creation features, and a powerful API for integration. With cross-device syncing, conversations stay consistent no matter where you work. Poe frequently updates its library, adding new bots quickly—often within hours of their global release. It’s designed to be intuitive for beginners while still offering depth and flexibility for power users. Whether you're exploring AI casually, running research, generating media, or building tools, Poe offers a unified environment tailored for both creativity and productivity.

Personified offers a chatbot-as-a-service solution that leverages advanced LLM technology to interact meaningfully with users. This chatbot is crafted to extract valuable insights from multiple files and datasets, allowing it to provide precise and reliable answers to questions. We place a strong emphasis on the privacy and security of our clients' data, ensuring that your information is only accessed for support purposes and not for any model training activities. Our dedication to data protection is a continuous effort, and we enforce stringent policies to prevent any possible mismanagement of sensitive information. By doing so, we aim to foster a trustworthy relationship with every user, promoting confidence in our services while enhancing user experience through consistent engagement. Additionally, our focus on transparency ensures that users are always informed about how their data is handled.

Elevate the experience on your website by integrating Diddo, an innovative chatbot powered by ChatGPT that embodies the essence of your brand. Say goodbye to generic interactions and welcome personalized, intelligent conversations that captivate your audience. Diddo allows you to effortlessly import documents, scrape web content, or upload audio files, simplifying complex tasks on your behalf. There's no requirement for coding expertise, as you can easily incorporate your chatbot in various formats, such as chat bubbles, iframes, or full-screen views. It has the ability to automatically detect and adapt to the user's preferred language, enhancing the personal connection. You can tailor every element of your chatbot, from logos to color schemes, ensuring it aligns perfectly with your brand identity. Convert casual conversations into potential leads with customizable forms that gather crucial information. Diddo efficiently handles FAQs, appointment bookings, and much more, allowing you to focus on what you do best. With its personalized prompts, Diddo enables your chatbot to tackle even the most challenging questions effortlessly. Your data will be kept secure and stored locally, giving you peace of mind. Additionally, you can enable voice interactions for a hands-free experience, making it accessible to a wider audience and encouraging greater engagement. By choosing Diddo, you're not just enhancing functionality; you're elevating the entire user experience on your platform.

Boost your organization's productivity by harnessing the power of a chatbot creator that utilizes advanced GPT technology. This method involves selecting and securely uploading files from your chosen storage system into the bot's memory for subsequent analysis. You have the ability to create a tailored version of ChatGPT that aligns seamlessly with your specific needs, allowing it to answer various questions and perform complex tasks effectively. The process of setting up your chatbot is straightforward and only requires a few simple clicks. The platform features a user-friendly and intuitive interface, making it easy for those without technical expertise to navigate. Organizations, regardless of their size, can now tap into the advantages of AI through our cutting-edge platform. Our real-time AI chatbot can automate a wide range of tasks, including generating support tickets, responding to inquiries related to those tickets, scheduling meetings, updating CRM records, streamlining workflows, and reducing the manual workload significantly. Furthermore, your chatbot can collect insights from customer interactions, helping to uncover engagement patterns and recognize customer issues, which ultimately boosts chat support and gathers essential feedback for ongoing enhancements. By adopting this innovative technology, businesses can achieve substantial improvements in their operational efficiency and overall customer satisfaction, paving the way for long-term success. As companies embrace this digital transformation, they set themselves up for a more responsive and agile future.

Chatwize represents a cutting-edge AI-driven chatbot platform designed to enhance customer support, drive lead generation, and refine internal HR operations across a wide array of businesses. Its user-friendly integration can be accomplished via a chat bubble on websites or through a shareable link, allowing it to provide continuous assistance in 95 languages. By analyzing your organization's documents, including PDFs and Word files, Chatwize guarantees accurate and contextually appropriate answers. When faced with more complex questions, the system adeptly hands off to human agents, ensuring a smooth service experience. The platform serves a variety of sectors, such as healthcare, ecommerce, tourism, education, IT, logistics, finance, and local government. Among its key features are advanced Q&A functionalities, lead generation tools, conversation tagging, collaborative capabilities for multiple agents, and secure data management on ISO-certified AWS servers. Businesses can automate as much as 80% of incoming inquiries, leading to potential reductions in staffing costs by up to 50%, all while enhancing customer satisfaction through quick and personalized support. Additionally, Chatwize's flexibility allows companies to tailor the chatbot experience to their specific needs, making it an ideal choice for organizations aiming to improve their operational effectiveness and customer engagement.

Experience unmatched privacy and security with the latest version of ChatGPT, which boasts an array of advanced features. 1. The model training process does not incorporate customer data or prompts. 2. Data is protected through robust encryption methods, utilizing AES-256 for storage and TLS 1.2 or higher during transmission. 3. Adherence to SOC 2 standards is maintained for optimal compliance. 4. A user-friendly admin console streamlines the management of multiple members efficiently. 5. Enhanced security measures, including Single Sign-On (SSO) and Domain Verification, are integrated into the platform. 6. An analytics dashboard offers valuable insights into user engagement and activity trends. 7. Users benefit from unrestricted, fast access to GPT-4, along with Advanced Data Analysis capabilities*. 8. With the ability to manage 32k token context windows, users can process significantly longer inputs while preserving context. 9. Easily shareable chat templates promote effective collaboration within teams. 10. This extensive range of features guarantees that your organization operates both efficiently and with a high level of security, fostering a productive working environment. 11. The commitment to user privacy and data protection remains at the forefront of this technology's development.

Recent innovations in artificial intelligence significantly improve the effectiveness and convenience of customer support teams through automated response generation. With Chawebby AI, businesses can deliver outstanding support via a cohesive platform driven by generative AI technology. This intelligent chatbot is designed from an extensive document outlining Chatwebby, and it can be effortlessly integrated into any page on your website, ensuring easy access for users. Implementing this tool not only simplifies customer interactions but also enhances their overall experience, which can result in increased satisfaction levels. As a result, companies can foster stronger relationships with their clients while efficiently managing support queries.

Quickly develop a customized AI assistant by leveraging the power of OpenAI's GPT-3.5 technology. By merging it with your organizational resources or uploading essential documents, you can empower the assistant to address any inquiries from you or your team. Create a chatbot that connects directly to your business data and various integrations, effectively simplifying the information retrieval process and reducing the need for manual searches or team inquiries. You can swiftly establish a help-desk chatbot by linking your data sources and integrating with spreadsheets or document uploads for instant interaction. Emma plays a crucial role in training your assistant by prompting it with questions concerning the information you want to share. As your assistant learns this information, it matures into an invaluable "know-it-all" resource. You can engage with your assistant effortlessly through a chat webpage, a desktop application, multiple integrations, or by using the Emma API, guaranteeing easy access whenever you require support. Over time, as the assistant enhances its knowledge, it will not only provide accurate responses but also foresee your future inquiries, ultimately becoming an essential asset for your organization. Additionally, the more you interact with it, the more proficient it will become in understanding your specific needs and preferences.

Transform your business operations with AI-powered chatbots that are specifically crafted to enhance customer satisfaction, boost sales, provide instant replies, and save your precious time—no coding expertise needed. For effective training of the chatbot, you can feed it a variety of resources such as links to your website or sitemap URLs, upload files in formats like PDF, Word, and TXT, or even manually input data, enabling the incorporation of multiple information sources. The chatbot will leverage all the materials supplied to undergo self-training, ensuring it is well-equipped. By integrating your unique business data, including content from your website and knowledge bases, the chatbot can efficiently tackle customer inquiries and resolve issues quickly. This functionality guarantees that customer questions receive accurate and prompt answers, thereby significantly reducing the workload on your customer support team, allowing them to concentrate on more intricate challenges. Consequently, this culminates in a more efficient and seamless customer service process, ultimately enhancing the overall customer experience. Additionally, as the chatbot continues to learn and adapt over time, its effectiveness will only increase, providing long-term benefits for your business.

Elevate the functionality of your chatbots by incorporating data from online sources, documents, and various file types, enabling the creation of tailored responses. Modify the visual components, branding, and conversational elements to resonate with your business's unique essence. By leveraging web resources alongside documents and files, you can enhance the overall chatbot experience for users significantly. The synergy between AI capabilities and human intervention guarantees that questions are resolved swiftly and efficiently. It is crucial to track the history of interactions to stay attuned to customer preferences and feedback. Moreover, you can personalize the foundational prompt, assign a name, define specific personality traits, and offer comprehensive instructions on how your chatbot should react in various situations. This extensive customization fosters a captivating and distinctive user journey that embodies your brand’s voice while also adapting to evolving customer needs. As a result, users feel more connected and understood, enhancing overall satisfaction and engagement.

Develop a fully automated AI chatbot akin to ChatGPT that aids you or your customers in quickly acquiring information about your business, all without needing any coding expertise. We are dedicated to making this process easier for both individuals and entrepreneurs around the globe, allowing them to utilize artificial intelligence to boost their productivity. You can oversee every conversation that has taken place within your chatbots, and by adjusting the bot's prompt, you can tailor its personality and goals to meet your specific needs. Choose the most appropriate language model for your requirements and pick a pricing plan that works for you. Your security is our priority; hence, we utilize military-grade encryption for all data uploaded to our system. Integrating the chatbot is seamless, as you can simply copy and paste our ready-made code wherever needed. Additionally, you can customize your chatbot by incorporating your own avatar, selecting text colors, and designing the chatbot bubble to ensure it reflects your brand, thereby enriching the user experience. This level of personalization empowers you to fashion a distinct interaction that truly resonates with your audience while reinforcing your brand identity. By creating a tailored chatbot experience, you can significantly enhance customer satisfaction and engagement.

Anticipating customer needs, recommending perfect products, and delivering customized shopping experiences with precision is essential for any business. Whether dealing with straightforward FAQs or more complex inquiries, you can significantly improve your store's customer service swiftly. We support all major CMS and ecommerce platforms, so simply provide Arena Chat with your store's website URL, and we will manage everything else for you. You can also customize the AI voice and widget branding to reflect your store’s unique style. Experience seamless data training while maintaining a strong focus on privacy, allowing for engaging conversations with customers. You can communicate in the language your customers prefer and gain valuable insights into your sales funnel through sophisticated analytics. The Smart Suggestions feature enhances the user experience by presenting three AI-generated prompts following each question, although this feature is currently off by default to optimize functionality. Soon, we will introduce a toggle option for users to activate or deactivate Smart Suggestions as they see fit, providing even more control. This proactive strategy guarantees an intuitive and enjoyable shopping journey for every visitor, ensuring they feel valued and understood throughout their experience.

Chatclient allows you to design a tailored AI chatbot that integrates smoothly into your website, offering support to customers, generating leads, boosting engagement, and more. With Chatclient AI, all you need to do is share your website link or upload relevant files, and within just two minutes, you can have a fully functional conversational AI chatbot at your service. This AI bot is specifically trained to meet the unique demands of your business, ensuring that customer inquiries receive immediate attention. It's comparable to having a customized version of ChatGPT tailored for your organizational requirements. Training your chatbot can be accomplished in seconds, and it supports various data formats to provide a personalized user experience. With continuous AI assistance available around the clock, it skillfully interacts with potential clients and turns them into dedicated customers. Simply embed our chatbot widget on your site to boost operational effectiveness and enhance user interaction. Whether you provide a website URL, PDF, CSV, docx files, or plain text, our platform can efficiently process the content to enable effective training. By employing this method, you guarantee that your chatbot is consistently prepared to assist and engage your audience, which ultimately leads to heightened customer satisfaction and loyalty. This innovative approach not only streamlines communication but also significantly improves the overall user experience on your website.

Develop an interactive chat bubble aimed at captivating prospective clients and arranging appointments through a tailored ChatGPT for a Realtor's website and related materials. ChatRealtor adeptly consolidates information from real estate listing services such as Zillow and can disseminate this data across various platforms like Text SMS, your website, and AirBnB in less than ten minutes. Users can conveniently upload one or multiple files in formats such as .pdf, .txt, .doc, and .docx, or they may opt to paste text or provide a link for data extraction from their website. Although each chatbot is set to private by default, you have the flexibility to modify the settings, allowing public access and sharing capabilities. ChatRealtor supports around 95 languages, empowering users to enter information in any language and pose questions in the same or a different language, thereby enhancing its adaptability for a wide range of clients. This impressive degree of customization and speed guarantees a smooth experience for both Realtors and their potential leads, ultimately fostering stronger connections and facilitating easier appointment scheduling. In addition, the user-friendly interface encourages engagement, making it easier for clients to navigate their real estate journey.