glossary
the personal AI glossary
Plain-English definitions of the terms behind personal AI — what they mean, how they work, and how folk puts them to use.
Concepts
Personal AI
A personal AI is an artificial-intelligence assistant dedicated to one person — it learns your preferences, remembers your context, and takes actions on your behalf across everyday life.
read definitionAI Agent
An AI agent is an AI system that takes actions to accomplish a goal — using tools, browsing the web, and completing multi-step tasks autonomously, not just generating text.
read definitionAgentic AI
Agentic AI refers to AI systems that act with autonomy — setting sub-goals, using tools, and taking multi-step actions to complete tasks, rather than only responding to prompts.
read definitionAI Concierge
An AI concierge is a personal AI that handles real-world tasks and logistics for you — reservations, travel, recommendations, and errands — like a human concierge, but always available.
read definitionPersistent Memory
Persistent memory is an AI's ability to remember information across separate conversations — your preferences, people, and past requests — instead of forgetting everything when a chat ends.
read definitionProactive AI
Proactive AI is an assistant that reaches out to you first — sending reminders, briefings, and alerts, and acting on schedule — instead of only responding when prompted.
read definitionAI Chief of Staff
An AI chief of staff is a personal AI that handles high-level coordination — inbox triage, scheduling, follow-ups, prep, and research — the way a human chief of staff would, for founders and busy professionals.
read definitionTechnology
Model Context Protocol (MCP)
The Model Context Protocol (MCP) is an open standard that lets AI assistants connect to external tools and data through a common interface, so any compatible app can plug into any compatible AI.
read definitionLarge Language Model (LLM)
A large language model (LLM) is an AI trained on vast amounts of text to understand and generate human-like language, powering chatbots, assistants, and AI agents.
read definitionAI Sandbox
An AI sandbox is an isolated computing environment where an AI agent can run code, browse the web, and use tools safely — separated from other users and systems.
read definitionBring Your Own Key (BYOK)
Bring Your Own Key (BYOK) lets you use your own API keys for the underlying AI models in a product, so you control the provider, the spend, and sometimes the data terms.
read definitionMessaging
meet your personal AI
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