Major AI Assistants
ChatGPT
OpenAI
128K tokens
USA
OpenAI's flagship AI assistant, powered by GPT-4o and o-series reasoning models. Handles writing, coding, analysis, image generation, and web browsing. Free tier available.
Free / Plus $20/mo / Pro $200/mo
Free Tier Available
✅ Private mode
✅ Turn off learning
Claude
Anthropic
200K tokens
USA
Anthropic's AI assistant known for thoughtful, nuanced responses. Excels at writing, analysis, coding, and long-document processing with a large context window. Free tier available.
Free / Pro $20/mo / Team $30/user/mo
Free Tier Available
✅ Private mode
✅ Turn off learning
Google Gemini
Google
1M tokens
USA
Google's multimodal AI assistant with deep integration into Google Workspace, Search, and Android. Supports text, images, audio, and code. Free tier available.
Free / Advanced $19.99/mo (Google One AI)
Free Tier Available
⚠ Activity controls
✅ Turn off learning
Microsoft Copilot
Microsoft
128K tokens
USA
Microsoft's AI companion with free web chat, image generation, and deep integration with Windows, Edge, and Microsoft 365 apps. Powered by OpenAI models.
Free / Pro $20/mo
Free Tier Available
✅ Protected mode (Enterprise)
⚠ Consumer data used
Grok
xAI
128K tokens
USA
xAI's AI assistant with real-time access to X (Twitter) posts and trending topics. Features reasoning modes, image understanding, and a conversational style. Free tier on X.
Free on X / Premium+ $16/mo
Free Tier Available
❌ No private mode
⚠ Opt-out via settings
Meta AI
Meta
128K tokens
USA
Meta's free AI assistant built on Llama models, available across WhatsApp, Messenger, Instagram, and the web. Handles everyday questions, creative tasks, and image generation.
Free
Completely Free
⚠ Data used for improvement
❌ No learning opt-out
Research & Search-Focused
Perplexity AI
Perplexity
128K tokens
USA
AI-powered answer engine combining conversational chat with real-time web search. Every answer comes with inline citations and source links. Free tier with Pro searches.
Free / Pro $20/mo
Free Tier Available
⚠ Search history stored
✅ Turn off learning
You.com
You.com
128K tokens
USA
AI search and chat platform combining web search with conversational AI for cited answers. Features AI agents and multiple model access. Free tier available.
Free / Premium $15/mo
Free Tier Available
✅ Private mode
✅ Turn off learning
Open-Source & International
Mistral Le Chat
Mistral AI (Paris)
128K tokens
France
European AI assistant from Paris-based Mistral AI. Features web search, canvas for documents, image generation, and strong multilingual capabilities. Free to use.
Free / Enterprise pricing available
Free Tier Available
✅ EU data residency
✅ Turn off learning
HuggingChat
Hugging Face
32K–128K tokens
USA / 🇫🇷 France
Free, open-source chatbot by Hugging Face running community models (Llama, Mistral, Command R+, and more). No login required. Fully transparent and privacy-friendly.
Free
Completely Free
✅ Open-source interface
✅ Turn off learning
DeepSeek
DeepSeek
128K tokens
China
Chinese AI lab's free chatbot featuring strong reasoning and coding abilities. The DeepSeek-R1 model rivals top commercial models. Open-weights models available.
Free (web) / Self-host (open weights)
Free Tier Available
❌ Data stored in China
✅ Self-host for full privacy
Qwen
Alibaba Cloud
128K tokens
China
Alibaba Cloud's free AI assistant with strong multilingual support, coding, maths, and reasoning. Open-source models available for self-hosting. Competitive with top models.
Free (web) / Self-host (open weights)
Free Tier Available
❌ Data stored in China
✅ Self-host for full privacy
Kimi
Moonshot AI
200K tokens
China
Moonshot AI's free chatbot from China with a massive context window for processing long documents. The Kimi K2 model ranks amongst the top global AI models. Strong at analysis and summarisation.
Free
Completely Free
❌ Data stored in China
❌ No learning opt-out
Privacy-Focused
Duck.ai
DuckDuckGo
Varies by model
USA
DuckDuckGo's private AI chat. No login required, no conversation history stored, queries anonymised through DuckDuckGo's proxy. Access multiple models (GPT-4o mini, Claude, Llama, Mistral).
Free
Completely Free
✅ No history stored
✅ Queries anonymised
Brave Leo
Brave
Varies by model
USA
AI assistant built into the Brave browser. No login or account needed, chats are never stored or used for training. Accesses Claude, Llama, and Qwen models through Brave's own secure infrastructure.
Free / Premium $7/mo
Free Tier Available
✅ No data stored
✅ Never used for training
Venice AI
Venice
Varies by model
USA
Privacy-first AI platform running uncensored open-source models locally. No data logging, no accounts required. Offers text chat, image generation, and code assistance.
Free / Pro $9.99/mo
Free Tier Available
✅ No data logging
✅ No account required
Conversational & Character
Pi by Inflection
Inflection
~20K tokens
USA
Personal AI companion designed for supportive, empathetic conversation. Available on web, iOS, and Android. Focus on emotional intelligence and natural dialogue.
Free
Completely Free
⚠ Conversations stored
❌ No learning opt-out
Character AI
Character.AI
~8K tokens
USA
Platform for chatting with AI-generated characters — fictional, historical, or custom-built. Large community creating millions of unique conversational personas.
Free / c.ai+ $9.99/mo
Free Tier Available
⚠ Chats used for training
❌ No learning opt-out
Multi-Model Platforms
Poe
Quora
Varies by model
USA
Quora's platform for accessing ChatGPT, Claude, Gemini, Llama, and thousands of custom bots in one interface. Free tier with daily message limits across all models.
Free (limited) / Subscriber $19.99/mo
Limited Free Tier
⚠ Shared with model providers
❌ No learning opt-out
Krater.ai
Krater
Varies by model
USA
All-in-one AI SuperApp combining chatbots, image generation, and writing tools in a single interface with access to multiple AI models.
Free trial / Premium $9.99/mo
Limited Free Trial
⚠ Data used for improvement
Vercel AI Playground
Vercel
Varies by model
USA
Free side-by-side comparison tool from Vercel. Test prompts across ChatGPT, Claude, Gemini, Llama, Mistral, and others simultaneously to compare outputs.
Free
Completely Free
⚠ Data shared with model providers
Disclaimer: Pricing, token limits, and privacy features are subject to change. Information was last verified in April 2026. Free tier availability and limits may vary by region. Privacy assessments are based on publicly available terms of service and privacy policies. AIHumanLove.com is not affiliated with any of the listed services. Always review the latest terms before signing up.