19 free AI Chatbots & Assistants

19 free ai chatbots & assistants — 9 completely free, 10 with a real free tier. Claude 3.5 Sonnet, ChatGPT, Claude and more, compared.

Free to explore on AI Master Tools — the independent directory of 654+ AI tools. Search by name or by the job you need done, filter by free, freemium or paid, check real pricing, and compare any two tools side by side to choose the right one in minutes.

Free to use (9)

No paid plan behind them — free or open source, usable as they are.

• DeepSeek Chat — Outstanding, ultra-cheap chat and coder assistant utilizing DeepSeek's powerful Mixture-of-Experts architecture. (Free)
• AnythingLLM — Open-source app for chatting with your own documents using local or cloud AI models, with workspaces and agents. (Open Source)
• Pi AI — A supportive, highly empathetic companion designed by Inflection AI for deep advice and warm dialogue. (Free)
• HuggingChat — The premier open-source workspace for interacting with advanced community-driven chat models. (Free)
• Kimi AI — Moonshot AI's model with phenomenal long-context windows, perfect for reading massive financial manuals. (Free)
• Qwen Chat — Alibaba's advanced bilingual chat assistant, leading open rankings on mathematics and reasoning challenges. (Free)
• Meta AI — Meta's helpful assistant powered by Llama models, integrated natively across WhatsApp, Instagram, Facebook, and Messenger. (Free)
• Mistral Le Chat — The user-friendly gateway to Mistral AI's bleeding-edge open weights models, designed and built in Europe. (Free)
• Qwen — Alibaba's powerful Qwen chat assistant and open models, strong at reasoning, coding and multilingual tasks, free to use online. (Free)

Free tier available (10)

Freemium: a real free tier with limits, and paid plans once you outgrow it.

• Claude 3.5 Sonnet — Anthropic's latest AI model for fast and intelligent text generation and coding. (Freemium)
• ChatGPT — OpenAI's advanced conversational assistant capable of answering questions, writing essays, coding, and multi-modal searches. (Freemium)
• Claude — Anthropic's state-of-the-art assistant, renowned for deep logical analysis, creative writing, and high-quality coding assistance. (Freemium)
• Perplexity AI — An intelligent conversational research assistant that synthesizes web information with immediate citation sourcing. (Freemium)
• Character AI — An immersive platform allowing users to design and chat with detailed custom-developed virtual personas. (Freemium)
• Phind — The search engine for software developers, providing fast answers to complicated syntax and repository queries. (Freemium)
• Microsoft Copilot — Your everyday AI assistant built into Windows, Edge, and Microsoft Office, powered by state-of-the-art OpenAI models. (Freemium)
• Poe — Quora's centralized hub for querying top LLM models, permitting users to build custom-guided conversational agents. (Freemium)
• Chatbox — Desktop and mobile chat app that connects to ChatGPT, Claude, Gemini or local models through your own API keys. (Freemium)
• You.com AI — Personalized AI assistant and search agent that empowers developers and researchers with multi-modal tools. (Freemium)

More in this section

• 14 free Voice & Audio AI tools
• 14 free Productivity & Collaboration AI tools
• 13 free AI Agents & Automation tools
• 13 free AI Workflow Automation tools
• 12 free Video & Audio Tools
• 11 free AI Meeting Assistants
• 11 free AI App Builders
• 11 free LLM Providers & APIs
• 10 free AI Chrome Extensions
• 10 free Chatbot Creator Tools