The best free alternative to ChatGPT is Lumo by Proton, which is also Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to ChatGPT and loads of them is free so hopefully you can find a suitable replacement. Other interesting free alternatives to ChatGPT are DeepSeek, Claude, Mistral Vibe and Google Gemini.
Privacy-first AI assistant utilizing zero-access encryption and open-source code, ensuring no data logging, profiling, or training on chats, providing user-controlled, encrypted conversations, with compliance under GDPR and no sharing with third parties.
Switzerland
DeepSeek is a state-of-the-art AI assistant designed to provide intelligent, conversational support across diverse tasks. It leverages advanced natural language processing and machine learning to answer questions, generate creative content, solve complex problems, and offer...
China
AI assistant offering secure chat and API access, specializing in summarization, search, writing, Q&A, and coding, with large token windows, customizable behavior, top data retention policies, and advanced safeguards for secure and reliable enterprise or individual use.
United States
Conversational tool providing access to advanced AI models with real-time adjustable moderation, high performance, flexible multi-platform deployment, support for customization, privacy-focused controls, and educational features for interactive learning experiences.
France
EU
AI assistant offers writing, planning, learning support, generating images from text, and transforming text to speech. Utilizes large language models and syncs across devices without requiring coding skills. Supports dark mode and ad-free experience.
United States
AI-powered engine offers precise answers through a conversational interface utilizing large language models. Features include predictive text, personalized profiles, and Pro Search for advanced AI capabilities. Ideal for summarizing content, exploring topics, and enhancing productivity.
United States
Open-source offline AI platform supports local LLMs including Llama, Gemma, Qwen, GPT-oss, integrates cloud services like OpenAI and Anthropic, enables custom assistant creation, offers OpenAI-compatible API on localhost, operates across diverse hardware and ensures privacy.
Singapore
Qwen.com is an interface to chat with Alibaba Qwen's Qwen series of models which are renowned for their huge context windows, generous free usage limits, reliability, and their continued tradition of being open-source.
China
Duck.ai is a feature that allows you to have private conversations with 3rd-party AI chat models, anonymized by DuckDuckGo.
United States
Private offline AI chat using local language models on mobile and desktop, no accounts or tracking, open source Rust core, privacy-first design, cross-platform availability, ideal for confidential conversations, with end-to-end encrypted sync coming soon.
United States
AI chat interface for asking questions and receiving web-grounded responses with source links. It can help draft, rewrite and summarize text, carry on spoken conversations, and generate or restyle images from prompts or uploaded pictures for research.
United States
Open-source privacy-focused chatbot platform allowing unlimited document uploads, multi-user and single-user modes, AI-powered chat with documents, vector database and LLM compatibility, customizable interface, message history, secure desktop deployment, and full user controls.
United States
