The conversational AI assistant for writing, code, and ideas.
★★★★★4.9
AI Chatbots
Conversational AI assistants that answer questions, draft text, write code, and reason through problems — the front door to AI for most people.
On this page
- ChatGPT
- Claude
- NotebookLM
- Gemini
- Elicit
- Perplexity
- Phind
- OpenRouter
- Photomath
- DeepSeek
- Poe
- Consensus
- Khanmigo
- TypingMind
- Google AI Studio
- Kimi K3.1 Pro
- GPT-6.1 Terra
- Microsoft Copilot
- Grok
- Scite
- Qwen Chat
- Kimi
- Muse Wonder
- Mercury 3
- Wabi
- Pi
- SciSpace
- Comet
- Genspark
- You.com
- Le Chat
- ChatPDF
- Duck.ai
- Janitor AI
- Z.ai
- Underdog
- EaseMate AI
- Character.AI
- HuggingChat
- Meta AI
- Chatsonic
- Socratic by Google
- Monica
- Sider
- Humata
- ZenoChat
- Gauth
- MaxAI
- AskYourPDF
- ChatDOC
- StudyFetch
- ChatHub
- Merlin
- Explainpaper
- PDF.ai
- DeepAI
- Ora
Editor’s pick in AI Chatbots
Underdog — private AI assistant that runs on your own device — On-device AI with no cloud; free during its invite-only beta.
A thoughtful AI assistant built for careful, long-form work.
★★★★★4.8
Google's research notebook that chats with your sources and turns them into audio
★★★★★4.7
Google's AI assistant, woven into its apps and ecosystem.
★★★★★4.6
AI research assistant that finds papers and extracts their findings into tables
★★★★★4.6
An AI search engine that answers with cited sources.
★★★★☆4.5
AI answer engine built for programmers, with code, sources and follow-ups
★★★★☆4.5
One API and chat room for hundreds of models from every major AI provider
★★★★☆4.5
The original camera maths solver, with animated steps for every problem
★★★★☆4.5
The free flagship chat app with DeepThink reasoning, search and uploads
★★★★☆4.5
One chat app for GPT, Claude, Gemini, Llama and millions of user-built bots
★★★★☆4.4
Ask a question, get answers drawn only from peer-reviewed research papers
★★★★☆4.4
Khan Academy's AI tutor that guides students to answers instead of giving them
★★★★☆4.4
A polished front-end for ChatGPT, Claude and Gemini using your own API keys
★★★★☆4.4
Google's free playground for testing Gemini models and getting API keys
★★★★☆4.4
Moonshot's flagship agentic model with a 1M-token context and open weights on the way.
★★★★☆4.3
OpenAI's fast everyday model for computer use: Astra-level work at half the price.
★★★★☆4.3
Microsoft's everyday AI assistant, built into Windows, Edge and Office apps
★★★★☆4.3
xAI's witty assistant with live access to X posts and real-time events
★★★★☆4.3
See whether papers support or contradict a claim, with real citation evidence
★★★★☆4.3
Alibaba's free flagship chat — writing, coding, documents and images
★★★★☆4.3
Moonshot's assistant famed for reading very long documents in one chat
★★★★☆4.3
Meta's frontier AI models built for personal and professional agents.
★★★★☆4.2
Diffusion LLM running at 1,068 tokens per second with frontier-class quality.
★★★★☆4.2
The first “multiplayer” AI assistant — shared agent threads and mini-apps for groups.
★★★★☆4.2
A personal, empathetic AI companion designed for conversation and support
★★★★☆4.2
Read, explain and chat with research papers, with a library of millions
★★★★☆4.2
Perplexity's AI browser with an assistant that browses alongside you
★★★★☆4.2
All-in-one AI workspace whose agents deliver slides, sheets and research
★★★★☆4.2
AI search and chat assistant that answers with citations from the live web
★★★★☆4.1
Mistral AI's fast, multilingual assistant with web search and image tools
★★★★☆4.1
Upload a PDF and chat with it — answers with page references in seconds
★★★★☆4.1
Private AI chat from DuckDuckGo — anonymised, unstored and never used for training
★★★★☆4.1
Chat with millions of community-made AI characters, or create your own
★★★★☆4.1
Zhipu AI's free GLM chat, with an API and coding plans for developers
★★★★☆4.1
Private AI assistant that runs entirely on your own computer.
★★★★☆4.0
EaseUS's all-in-one AI assistant — multi-model chat, ChatPDF, and image and video tools in one account.
★★★★☆4.0
Chat with AI characters and build your own.
★★★★☆4.0
Free, open-source chat with leading open-weight models from Hugging Face
★★★★☆4.0
Meta's free assistant living inside WhatsApp, Instagram, Facebook and the web
★★★★☆4.0
Writesonic's chat assistant with real-time web answers and content tools
★★★★☆4.0
Google's free homework helper that explains concepts with trusted resources
★★★★☆4.0
All-in-one AI sidebar that follows you across the web with every major model
★★★★☆3.9
AI sidebar with ChatGPT, Claude and Gemini, plus deep reading and writing tools
★★★★☆3.9
Ask questions across long documents and get answers with highlighted evidence
★★★★☆3.9
TextCortex's chat assistant with web access, file chat and custom personas
★★★★☆3.9
Snap a homework problem and get step-by-step solutions across every subject
★★★★☆3.9
Browser AI copilot for reading, writing and replying faster on any website
★★★★☆3.8
Chat with PDFs and documents, with a research plugin and knowledge bases
★★★★☆3.8
Document chat with precise citations that point to the exact sentence and table
★★★★☆3.8
Turn lectures, PDFs and videos into flashcards, quizzes and an AI tutor
★★★★☆3.8
Ask GPT, Claude, Gemini and more the same question, side by side
★★★★☆3.8
AI browser extension that summarises, writes and chats across your tabs
★★★★☆3.7
Upload a paper, highlight the hard parts, get explanations at your level
★★★★☆3.7
Straightforward chat with PDFs for summaries, questions and quick extraction
★★★★☆3.6
Long-running AI playground with chat, image generation and simple APIs
★★★★☆3.5
Build and share one-click AI chatbots with custom knowledge and personality
★★★☆☆3.4
Choosing ai chatbots
Conversational AI assistants that answer questions, draft text, write code, and reason through problems — the front door to AI for most people. When comparing options, start with the free or trial tier, test it on a real task from your own work, and only upgrade when a paid plan clearly saves you time or unlocks output you can’t get otherwise. Prices below are approximate — always confirm current pricing on the official site before purchasing.
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