Free AI tools are suitable for validating requirements first, completing lightweight tasks, or controlling personal usage costs. This page features products that offer long-term free plans, focusing on free limits, export restrictions, commercial authorization, and whether payment methods need to be bound, making it easy for users to find options that can truly be used continuously.
ChatGPT is a full-scenario artificial intelligence chatbot launched by OpenAI, integrating intelligent question answering, long-form writing, AI programming, code debugging, image recognition and voice synthesis, and supports multilingual real-time interaction. The platform offers advanced features such as plugin marketplaces, browser calls, API interfaces, team collaboration, and enterprise-level deployment, and is powered by the GPT-4o large model to accurately understand context and generate high-quality content. ChatGPT can be widely used in intelligent customer service, marketing copywriting, academic research, software development, knowledge management and other scenarios, supporting simultaneous use on the web, mobile and desktop, and has a privacy protection mode, and the data does not participate in model training, which is safe and reliable, helping individuals and enterprises significantly improve work efficiency and creative capabilities.
Claude is an advanced AI assistant developed by Anthropic to provide AI services that are safe, reliable, and in line with human values. Based on the concept of "Constitutional AI", Claude follows a clear set of ethical principles during the training process to ensure that the content of his output is safe and beneficial. The model performs well in natural language processing, text generation, code writing, data analysis, etc., and is suitable for a variety of scenarios such as office automation, customer support, and content creation. Claude supports multimodal input, is able to process text, audio, and image information, and has strong contextual understanding and reasoning skills. Users can access Claude via a web version, a desktop app, or an API to meet different needs. The latest version of the Claude 4 series, which includes the Opus and Sonnet models, further enhances inference, planning, and long-term memory for complex tasks and enterprise-level applications.
Kimi is a high-performance AI chat assistant from Dark Side of the Moon that supports ultra-long contextual input and is capable of processing millions of words of text. It has excellent multi-modal processing and chain reasoning capabilities, and supports multiple functions such as document parsing, code writing, and real-time network search, and is widely used in learning, office, scientific research, and programming scenarios. Kimi provides access to the web, mini-programs, and mobile terminals, making it a powerful assistant for efficiency and creativity.
Tencent Ingot is an intelligent assistant platform built by Tencent based on the Hybrid T1 and DeepSeek-R1 models, providing multi-functional services such as copywriting, AI drawing, programming assistance, translation, intelligent search, and long article summarization. The product supports web, iOS/Android mobile and PC clients, and users can obtain high-quality content through multi-modal interaction such as text, voice, and pictures. With real-time online retrieval and chain reasoning capabilities, Yuanbao can accurately understand the context, realize customized instructions and multi-person collaborative editing, and are widely used in office, learning, creation and scientific research scenarios, helping users to efficiently output and manage knowledge. At the same time, the platform also supports plug-in functions such as intelligent calls, photo answering and table analysis, etc., to improve work and life efficiency in an all-round way.
Z Chat is an open-source intelligent dialogue platform launched by Zhipu AI, driven by the self-developed GLM series of large models, which supports multilingual dialogue, chain reasoning, and deep retrieval. Users can experience high-performance Q&A and knowledge discovery functions for free through barrier-free access on the web terminal. With the advantages of open source transparency, continuous iteration, and community-driven, Z Chat plans to support multi-modal interaction and plug-in extensions in the future, and provide developers, researchers, and enterprises with customized API and plug-in access capabilities to help build innovative applications and intelligent services.
Prism is a free LaTeX native research writing and collaboration workbench launched by OpenAI, a one-stop editing platform for papers, reports, and academic documents. Prism deeply integrates AI writing capabilities into LaTeX workflows, supporting real-time writing and compilation previews in the browser, unlimited multi-person collaboration and annotation, and reducing version conflicts and repeated layout. With project-level contextual understanding, Prism can polish and proofread, optimize structure, format and citation, and provide functions such as literature search and citation management (including collaboration with Zotero) to make scientific writing more efficient and standardized. No local installation is required, making it suitable for laboratory teams and researchers to iterate on manuscripts continuously.
Stitch is an AI design tool from Google Labs that focuses on quickly turning ideas into usable UI design solutions. Stitch supports the generation of mobile and web interfaces through text descriptions or uploading sketches, wireframes, and screenshots, and provides themes, color schemes, and style options to help you quickly create multi-version solutions during the prototype stage. The generated results can be further adjusted and iterated, and can be exported to the front-end code or connected to the design collaboration process, reducing communication costs from design to development. Stitch is ideal for teams and individuals who need product prototyping, application interface exploration, and rapid validation.
Google Antigravity is an AI programming environment for the "agent-first" era, helping developers collaborate with multiple agents to complete the entire process from planning to coding, debugging and delivery. Google Antigravity embeds agents in IDEs, terminals, browsers, and other development tools, supporting task decomposition, automated execution, and traceable artifact records for easy review and reproducibility. With powerful reasoning and tool calling capabilities, Google Antigravity significantly improves code generation, test orchestration, script execution, and cross-project collaboration, making it suitable for individuals and teams to quickly build modern applications and services.
Kiro is an AI-powered integrated development environment (IDE) powered by AWS that creates a full-process experience from prototype to production for developers. It uses a spec-driven development model that automatically converts natural language prompts into detailed requirements, system designs, and specific tasks, and performs code generation, documentation maintenance, unit testing, and performance optimization through intelligent agents. Built-in agent hooks support event-driven automation (such as saving file triggers) and Steering files to give users custom control over AI behavior. Kiro natively integrates Model Context Protocol (MCP) to connect to multiple tools and services (e.g., databases, documents, APIs), and is compatible with VS Code plugins and settings, supporting multimodal inputs such as image indication UI or architectural logic. Currently in preview, the core features are open for free, and tiered subscriptions are available for professional users.
Nano AI Search is an innovative AI search engine dedicated to providing accurate answers in a concise and intuitive manner. The platform supports a variety of interaction methods, including taking photos and asking questions, voice search, and voice answering to meet users' search needs in different scenarios. Nano AI Search emphasizes the concept of "no routine, direct answers", aiming to improve search efficiency and user experience. Its intelligent Q&A system can understand user intentions and quickly provide relevant information, making it suitable for various application scenarios such as daily life, study, and work.
ChatGPT Atlas is an AI browser product for macOS. It embeds ChatGPT into any web page in the form of a sidebar, providing instant answers, web page summary, data analysis and product comparison. Users can select text to rewrite, polish and translate with one click, use intelligent agents to complete complex tasks such as retrieval, form filling and shopping, and achieve continuous collaboration through controllable browsing memory. ChatGPT Atlas supports both text, image, video and news searches. It has built-in multiple tabs, bookmarks and auto-completion, and can customize the appearance and preferences. In terms of privacy, users can fine-tune visible sites, clear history, enable traceless mode and manage browsing memory to ensure security and controllability.
Microsoft Copilot is a multimodal AI assistant launched by Microsoft, integrated with Windows, Microsoft 365, Edge browser and other platforms, providing text generation, voice interaction, image creation and other functions. Based on GPT-4 and Microsoft Graph, Copilot can understand users' natural language instructions and assist in tasks such as document writing, data analysis, email processing, and code writing. Users can access Copilot through the web, desktop app, and mobile devices, enhancing productivity and creativity. Copilot also supports plugin extensions, suitable for the diverse needs of individual users and enterprise teams.
Meta AI is a multimodal artificial intelligence assistant developed by Meta (formerly Facebook), built based on the latest Llama 4 large language model, which supports multiple input forms such as text, images, and audio. Users can access the assistant through platforms such as Facebook, Instagram, WhatsApp, Messenger, as well as the standalone Meta AI app and Ray-Ban smart glasses. Meta AI has powerful natural language processing, image generation, voice interaction, and code writing capabilities, and is widely used in scenarios such as content creation, office automation, and programming assistance. Its "Imagine" feature generates high-quality images based on text descriptions, enhancing the user's creative expression. Meta AI is committed to providing personalized and intelligent services that enhance users' experience in socializing, working, and playing.
Gemini is a next-generation multimodal AI assistant developed by Google DeepMind that aims to provide powerful AI services that integrate text, image, audio, video, and code processing capabilities. Since its launch in December 2023, Gemini has become the core AI engine of Google's ecosystem, widely used in Gmail, Docs, Chrome, Photos, and more. Its latest version, Gemini 2.5 Pro, introduces the "Deep Think" mode, which significantly improves the reasoning and planning capabilities of complex tasks. Gemini supports a variety of interaction methods, including voice dialogue, image generation, video creation, etc., to meet the needs of users in office automation, content creation, programming assistance, and other aspects. Through the API interface, developers can integrate Gemini into various applications to create personalized AI solutions. In addition, Gemini offers Pro and Ultra subscription plans that unlock more advanced model access and features for more efficient workflows for businesses and individual users.
Grok is an advanced AI assistant developed by xAI, founded by Elon Musk, that aims to provide an authentic, direct, and humorous conversational experience. Its latest version, Grok 3, released in February 2025, leverages xAI's Colossus supercomputing platform with powerful inference, programming, vision processing, and real-time search capabilities. Grok supports multimodal inputs, including text, images, and audio, and is capable of generating images, analyzing trends, and handling complex tasks through "Think" and "Big Brain" modes. The assistant is integrated into the X platform (formerly Twitter) and is available for iOS, Android, and web access. In addition, Grok has been deployed on the Microsoft Azure cloud platform and supports enterprise-level API access.
DeepSeek is an artificial intelligence platform launched by Hangzhou DeepSeek Artificial Intelligence Basic Technology Research Co., Ltd. in 2023, focusing on the development of high-performance, low-cost large language models. Its core products include DeepSeek-R1, which was released in January 2025, and DeepSeek-V3, which was released in December 2024, both of which excelled in tasks such as natural language processing, mathematical reasoning, and code generation. DeepSeek supports multi-language interaction, provides web pages, mobile applications, and API interfaces, and is suitable for various scenarios such as content creation, office automation, and programming assistance. Its models adopt an open-source strategy, and the training cost is significantly lower than the industry average, which promotes the popularization and application of artificial intelligence technology.
ERNIE Bot is a generative artificial intelligence product launched by Baidu, which is built on the self-developed Wenxin Large Model (ERNIE) and has powerful natural language processing and multimodal generation capabilities. The product supports text, images, audio and other input forms, and is widely used in literary creation, business copywriting, mathematical logic calculation, Chinese comprehension, and multimodal content generation. Wenxin Yiyan has been integrated into Baidu Search, Baidu Intelligent Cloud and other platforms, and is open to enterprises and developers through API interfaces, helping various industries to achieve intelligent upgrades. Users can access the AI service through a variety of methods, such as the web version and mobile app, and enjoy efficient and convenient AI services.
Tongyi Qianwen is a hyper-large-scale language model launched by Alibaba Cloud, with powerful natural language processing and multimodal understanding capabilities. The model supports text, images, audio and other input forms, and is widely used in multiple scenarios such as content creation, office automation, programming assistance, and translation services. Tongyi Qianwen has been integrated into Ali products such as DingTalk and Tmall Genie, and is open to enterprises and developers through API interfaces to help various industries achieve intelligent upgrades. Users can access the AI service through a variety of methods, such as the web version and mobile app, and enjoy efficient and convenient AI services.
iFLYTEK Xinghuo is a new generation of cognitive intelligence model launched by iFLYTEK, which has cross-domain knowledge and language understanding capabilities, and can understand and perform tasks based on natural conversations. The model has seven core capabilities, including multi-style and multi-task long text generation, multi-level cross-language language understanding, pan-domain open-ended knowledge question and answer, situational chain of thought logical reasoning, multi-question type analytic mathematics ability, multi-language multi-language code ability, and multi-modal input and expression ability. iFLYTEK Xinghuo has been widely used in education, office, medical, industrial, automotive and other fields, supporting mainstream system platforms such as PC, iOS, Android, applet and H5 to meet the intelligent needs of users in different scenarios.
Mistral AI is an artificial intelligence company based in Paris, France, focused on developing open-weighted large language models (LLMs). Its product portfolio includes Mistral 7B, Mixtral 8x7B, Mistral Medium, Mistral Large, and more, supporting multilingualism, code generation, and complex inference tasks. "Le Chat" provided by Mistral AI is a multi-language, multi-modal AI assistant with web search, image generation, and real-time update functions, suitable for content creation, office automation, and programming assistance. In addition, Mistral AI's "La Plateforme" platform allows enterprises to customize, fine-tune, and deploy AI models, supporting edge computing and on-premise deployment, ensuring data privacy and security. The company is committed to promoting the popularization and application of artificial intelligence technology through open and innovative methods.
Midjourney is an AI image generation platform developed by Midjourney Inc., an independent research laboratory in the United States, that allows users to generate high-quality images from natural language prompt words. Users can use Discord or the web version to enter descriptive text to quickly generate a variety of image works. The platform provides a variety of model versions and parameter settings to meet the needs of different styles and precision, and is widely used in art creation, product design, advertising and marketing and other fields.
Fotor AI is a multi-functional creative platform that integrates AI image generation, intelligent retouching, and graphic design, and is suitable for a wide range of users, including content creators, designers, and marketers. Users can quickly generate high-quality images in a variety of styles, including illustrations, 3D renderings, cartoons, oil paintings, etc., by entering text or uploading images, to meet a variety of application scenarios such as social media content, brand visuals, and commercial promotion. The platform also provides practical tools such as AI avatar generation, image restoration, background removal, photo coloring, etc., to improve creative efficiency. Accessible on the web and mobile, Fotor is user-friendly and easy to use, making it easy for users to realize their creative ideas.
Ideogram is an AI image generation platform founded by former Google Brain researchers that focuses on accurately incorporating text into images, solving the problem of AI-generated images that are difficult to read Chinese characters. The platform supports a variety of style tags, such as "Typography", "Poster", "3D Render", etc., and users can generate images containing clear text through natural language prompts, which is suitable for poster design, brand identity, social media content and other scenarios. Ideogram is available on the web and for iOS, with batch generation and image editing capabilities to help users efficiently create high-quality visual content.
NightCafe is a leading AI art generation platform that allows users to quickly create high-definition art images by entering text prompts. The platform integrates Stable Diffusion, DALL· E and other image models, covering dreamy, realistic, abstract and other styles, suitable for illustration, cover design, social content production and other application scenarios. Users can customize the canvas size, art style, and number of iterations, and create on the go via web or mobile. NightCafe also has a work community and creative challenges to help designers output inspiration and fan interaction, effectively improving the visual expression of the brand.