AI assistant
Also called personal AI assistant, personal assistant, persistent AI assistant, persistent assistant.
An AI assistant helps people with information or work, such as explaining, writing, planning, or completing tasks. Some only talk; others can use tools and act.
Example
You ask for a weekly reading plan. The assistant uses your saved preference for short sessions and the books you picked, then draftsA draft is work that is not finalized yet. the plan for you to adjust.
- ChatbotTalks with you in a conversation.
- AI assistantHelps with your information and tasks. May remember your preferences.
- AI agentChooses steps and uses tools toward a goal.
Why it matters
Assistant is the family name. A personal AI assistant tailors that help to one person, using preferences or contextContext is the information available to an AI model for a particular response, including instructions, conversation, supplied material, and tool results. that person allowed it to use. Some assistants only answer in a conversation. Others can also use tools, connected apps, or a computer.
A Grok BotGrok Bot is xAI’s product for named AI teammates that carry out tasks with tools and a persistent cloud computer shared by the Bots on one account. is one kind of assistant: a named teammate that keeps contextContext is the information available to an AI model for a particular response, including instructions, conversation, supplied material, and tool results. and does tasks on the account's cloud computerIn Grok Bot, every Bot on an account uses the same cloud computer. Files, browser sessions, and command-line credentials on it are shared.. A chat in Grok is another kind. ChatGPT dotsDots are OpenAI's always-on agents in ChatGPT. Each dot has its own cloud computer and browser, remembers context, connects to apps, and messages you with progress., Meta's Muse, InstinctInstinct is a personal AI assistant you reach by text or phone call. It connects to apps and devices you choose so it can follow up on tasks and take actions., and Google's CC are other assistants with their own rules.
Persistent assistant
A persistent assistant keeps some identity, instructions, memory, or working environment across separate conversations, so you can return to ongoing work instead of starting over.
Persistence describes what survives between sessions. It does not promise constant activity, perfect memory, or unlimited storage. A Grok BotGrok Bot is xAI’s product for named AI teammates that carry out tasks with tools and a persistent cloud computer shared by the Bots on one account. keeps its name and the account's cloud computerIn Grok Bot, every Bot on an account uses the same cloud computer. Files, browser sessions, and command-line credentials on it are shared. between chats, but it still reads the latest notes before it continues.
Common confusion
Personal describes who the help is tailored to. It does not say whether the assistant acts on its own. A personal assistant can be a chatbotA chatbot is software that communicates through conversation, from scripted replies to AI assistance and actions., an agent, or both, and connecting an account does not mean every action is allowed.
Sources
Updated October 1, 2026.