ChatGPT
OpenAI's all-round assistant for writing, analysis, images and voice.
A free chat assistant with strong reasoning and openly released models.
DeepSeek offers a free chat assistant on the web and mobile, powered by its own language models. Several of those models are released with open weights, so developers can also run them on their own hardware.
Students and developers who want a capable free assistant or open models.
Other tools that do a similar job, ranked by our editors.
DeepSeek offers a free chat assistant on the web and mobile, powered by its own language models. Several of those models are released with open weights, so developers can also run them on their own hardware.
DeepSeek is free to use. Check the official site for current limits and prices.
Students and developers who want a capable free assistant or open models.
AltFTool is not affiliated with DeepSeek. This summary was written by our editors from the tool's public information. Browse all 132 AI tools
DeepSeek is free to use. Plans change often, so check the official site for current prices.
Anthropic's assistant known for careful writing, long documents and coding.
Google's assistant, connected to Search, Gmail, Docs and Android.
Microsoft's free assistant on the web, Windows and Edge.
A free assistant inside WhatsApp, Instagram, Messenger and the web.
Popular alternatives include ChatGPT, Claude, Google Gemini, Microsoft Copilot. See the full ranking on our AI Chatbots & Assistants page.