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AI Assistants

General AI assistants, chatbots and conversational apps.

The MustHave seal explores tools with a magnifying glass and compass.

A little curiosity goes a long way.

AI Assistants

28 tools in this category

Editorial picks first, then more tools to explore.

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ChatGPT

ChatGPT is OpenAI’s general AI assistant for writing, research, coding, file analysis, image creation, voice conversations, and longer tasks that produce editable work.

AI AssistantsCodingFree tier; paid Go, Plus, Pro and Business

Claude

Claude is Anthropic’s AI assistant for thoughtful writing, research, coding, document analysis, visual creation, and longer work across web, desktop, mobile, and the terminal.

AI AssistantsCodingFree tier; paid Pro, Max and team plans

Gemini

Google Gemini is an AI assistant for research, writing, coding, image generation, and work across Gmail, Drive, Docs, Android, and the web.

AI AssistantsCodingFree tier; paid Google AI plans

Perplexity

Perplexity is an AI answer engine that searches the web, writes a direct response, and places source links beside the claims so readers can inspect the evidence.

AI AssistantsProductivityFree Standard; paid Pro, Max and Enterprise

Character.AI

Chat with and create conversational characters for storytelling, role-play, and entertainment; optional c.ai+ features are separate from free access.

AI AssistantsFree; optional c.ai+ subscription

Chatsonic

Writesonic’s marketing-focused AI chat and agent workspace for research, content creation, and connected publishing workflows.

AI AssistantsFree basic access; paid Writesonic plans

DeepSeek

DeepSeek provides a free AI chat experience and low-cost developer APIs for reasoning, coding, long-context analysis, structured output, and tool-enabled applications.

AI AssistantsCodingFree chat; usage-based API

GPT4All

Run supported open language models on a computer and ask questions over local documents without a hosted chat subscription.

AI AssistantsFree local desktop app; hardware and model costs vary

Grok

Grok is xAI’s assistant for real-time web and X research, writing, coding, voice, image and video generation, automations, and longer autonomous tasks.

AI AssistantsCodingFree; paid SuperGrok plans

Groq

Ultra-fast LLM inference platform for low-latency chat and agent workloads.

AI AssistantsCodingFree + paid API

Kimi

Moonshot’s AI assistant for search, long documents, research, chat, and agent tasks, with separate developer access.

AI AssistantsFree access; memberships and API vary

Manus

A general-purpose AI agent for multi-step research, documents, slides, and web or app tasks.

AI AssistantsAutomationFree tier; paid credit plans

Microsoft Copilot

Microsoft’s AI assistant for web tasks, with deeper Word, Excel, PowerPoint, and Outlook integration on eligible Microsoft 365 plans.

AI AssistantsLimited free chat; Microsoft 365 plans add features

NotebookLM

NotebookLM is an advanced note-taking tool which utilizes artificial intelligence to provide a personalized research assistant.