The Unofficial Notion AI Dictionary Every term, explained in plain language.
Notion AI is evolving fast. Custom Agents, Skills, Instructions, Workers — the vocabulary is growing, but there's no single place that defines it all clearly. This dictionary fills that gap. Every term is explained in plain language, cross-referenced with equivalents from Claude and the broader AI ecosystem, and grounded in practical Notion use.
By Matthias Frank
Last updated: March 2026
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This dictionary is the reference. The Mastering Notion AI series is the playbook — structured prompting, the AC/DC framework, Custom Agents, and real-world case studies from 45+ client projects across Europe. Join 39,000+ Notion fans who get our best thinking delivered free.
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Category 01
The Building Blocks
The core concepts you need to understand before doing anything with Notion AI. Think of them as the parts of the engine.
The AI built into every Notion workspace. Your always-available assistant that lives in the sidebar (or can be opened as a full-page chat). It can search your workspace, create and edit pages, query databases, analyse files, and take multi-step actions on your behalf.
What makes it different from a chatbot: A chatbot answers questions. The Notion Agent does work. It edits pages, updates properties, creates database entries, and searches across your connected apps (Slack, Google Drive, GitHub, and more). The output isn't just a chat response — it's actual changes in your workspace. It can perform up to 20 minutes of autonomous work across hundreds of pages in a single request.
In practice
You open the sidebar, type a request — "create a project for the Q2 launch and add three tasks" — and the agent does it. It reads your workspace, understands your database structure, and executes.
Equivalent in other AI
The closest parallel is Claude Cowork — Anthropic's new system for knowledge workers. Both are general-purpose AI assistants that go beyond pure chat. Claude Chat and ChatGPT are two precursors - great at helping you talk about work, but can't DO the actual task. The key difference between Claude Cowork and Notion Agent: the Notion Agent operates inside your workspace with direct access to your team's data, whereas Claude Cowork operates in a more traditional, single player environment with your local files.
A specialised, autonomous AI agent that you build and configure for a specific recurring workflow. Custom Agents run in the background — on a schedule, in response to a trigger, or when manually activated — without requiring you to be present.
One agent, one job. The best Custom Agents are tightly scoped. Rather than building one mega-agent that handles email triage, task routing, and report generation, build three separate agents — each with clear inputs, outputs, and a single responsibility.
Key distinction
The Notion Agent is reactive — it works when you ask it to. A Custom Agent is proactive — it works whether you're online or not. Think of the Notion Agent as your co-worker sitting next to you. A Custom Agent is the colleague who handles a specific job overnight and has the report ready when you arrive.
In practice
You describe the job ("every morning, review my open tasks, check my calendar, and write a briefing"), configure the trigger (daily at 8am), connect the data sources it needs, and let it run. It operates independently, 24/7.
Equivalent in other AI
Claude does not have a direct equivalent of background-running Custom Agents. The closest concept is Claude Code agents running in CI/CD pipelines (GitHub Actions, GitLab CI) or scheduled scripts — but these require developer setup. OpenAI's GPTs are user-configured but don't run autonomously on schedules. Notion Custom Agents are configurable by non-developers via a visual interface, which makes them significantly more accessible.
The text-based configuration that tells an AI agent how to behave. In Notion, both your personal Notion Agent and every Custom Agent have an instructions page — a Notion page that the agent reads at the start of every interaction to understand its role, context, and rules.
For your personal Notion Agent, you set instructions by clicking on the agent's avatar in the sidebar, selecting your instructions page, and optionally choosing a name and personality. For Custom Agents, instructions are configured in the agent's settings and define its job, behaviour rules, output format, and constraints.
In practice
You create a Notion page, write your instructions on it, and link it to your agent. Every time you chat with your agent or it runs a workflow, it reads that page first. Your instructions are version-controlled, editable, and shareable — they're just a Notion page.
Equivalent in other AI
This maps to multiple layers in the Claude ecosystem: Profile Preferences (account-wide settings), Project Instructions (project-specific context), and CLAUDE.md (a markdown file providing persistent context to Claude Code agents). In OpenAI's world, the equivalent is Custom Instructions for ChatGPT or system prompts when using the API. Notion's approach unifies all of this into one concept — one instructions page per agent.
A self-contained, one-page instruction set for a specific AI workflow. A Skill is a Notion page that describes — in detail — how to perform a particular task: what inputs to expect, what steps to follow, what output to produce, and what rules to observe.
Skills make AI workflows portable, reusable, and modular. Instead of explaining a complex workflow from scratch every time, you write it once as a Skill and invoke it by name. Skills can be shared across teams, iterated independently, and combined as needed.
Skills vs. Instructions
Instructions = who the agent is (personality, context, general rules). Always active. Skills = what the agent does in a specific situation (a particular workflow). Invoked on demand. This is the difference between knowing someone's general working style and handing them a detailed brief for a specific project.
Equivalent in other AI
Claude Skills (in Claude Projects) — Anthropic and Notion are now aligned on this terminology. Both use "Skills" to mean a modular, reusable set of instructions for a specific task. The practical difference: Claude Skills live inside Claude Projects. Notion Skills are Notion pages — which means they benefit from version history, comments, shared editing, and the ability to @mention them in conversation. OpenAI's equivalent would be GPT Actions or custom tool configurations.
The event or condition that causes a Custom Agent to start working. Triggers define when an agent runs.
Available trigger types: Recurrence (run on a schedule), Page created, Page updated, Page deleted, Button pressed, @mentioned in a page, and External triggers via integrations (a new Slack message, an incoming email, a calendar event).
In practice
You configure triggers when setting up a Custom Agent. An inbox triage agent might trigger on "new email received." A weekly report agent might trigger every Friday at 5pm. A Q&A agent might trigger when @mentioned in any page.
Equivalent in other AI
Claude's conversational interface doesn't have built-in triggers. The closest equivalents are Claude Code in GitHub Actions / GitLab CI (event-driven execution on push, on PR, on schedule) and MCP server triggers. Notion's trigger system is significantly more accessible to non-developers.
Connections between Notion AI and external apps and services. Integrations allow agents to read from and act on tools outside of Notion.
Built-in integrations include: Slack, Gmail, Notion Mail, Notion Calendar, Google Drive, GitHub, and tools connected via MCP (Model Context Protocol) like Linear, Figma, HubSpot, and more.
Equivalent in other AI
MCP (Model Context Protocol) is the primary mechanism for tool connectivity in both the Claude and Notion ecosystems. Claude also supports direct API integrations via Claude Code. OpenAI uses function calling and plugin architecture for similar connectivity.
Notion's built-in meeting transcription and summarisation feature. It records audio (on desktop or mobile), generates a full transcript, and produces structured summaries with action items, key decisions, and follow-ups.
The output lives on a Notion page that can be linked to projects, tasks, and other databases. No external bot joins your call — it records directly from your device.
Equivalent in other AI
Neither Claude nor ChatGPT have built-in meeting transcription. The closest equivalents are third-party tools (Otter.ai, Fireflies, Granola) that can feed transcripts into AI for analysis. Notion's advantage is the entire pipeline — recording, transcription, summarisation, and action item extraction — happening inside the same workspace where the work lives.
Notion AI's ability to search across your entire workspace and connected external tools (Slack, Google Drive, GitHub, Outlook, etc.) simultaneously. Available on Business and Enterprise plans.
Results respect individual permissions: the agent only surfaces information you have access to.
In practice
You ask the Notion Agent a question — "What did we decide about the pricing model in last week's Slack discussion?" — and it searches across Notion pages, Slack messages, Google Docs, and any other connected source to find the answer.
Equivalent in other AI
Pretty much all major AI tools (ChatGPT, Claude Chat & Gemini have their own "Deep Research" equivalent. It mostly differs in what sources these tools can pull from besides the web, but connectors tend to get aligned across tools.
Category 02
Instruction Architecture
How you structure your AI's instructions matters more than most people think. These terms cover the different approaches — including frameworks coined by MF Consulting to describe patterns we see in the field.
A lightweight, foundational set of instructions that provides your AI agent with just the essentials: who you are, your workspace architecture, your core databases, and your general working preferences. It sits lightly on top of your work and delegates specific tasks to separate Skill pages.
The CLP philosophy: Give AI just enough context to be a great thinking partner, then invoke specialised Skills as needed. The CLP handles the "who" and "where." Skills handle the "what" and "how." A focused CLP produces sharper AI output than a bloated Mega Prompt.
A typical CLP includes
A brief bio and role description. Core databases and where data lives. General working defaults (how to create tasks, where to file documents). Communication style preferences. Optionally, a soul.md section defining the agent's personality.
Equivalent in other AI
Maps closely to Project Instructions in Claude Projects or the CLAUDE.md file in Claude Code — a concise, always-present context layer that shapes every interaction. The CLP concept was inspired by and extends these patterns, adapted for the Notion workspace context where instructions are pages, not files.
A single, monolithic set of instructions that tries to cover every possible situation — marketing, finance, project management, meeting protocols, writing styles — all in one document. The anti-pattern to the Context Layer Prompt approach.
Why we recommend against it: It dilutes focus, wastes tokens on irrelevant instructions, is harder to maintain and debug, and encourages the wrong mental model — treating AI as a replacement for human judgment rather than a partner. The alternative: a lightweight CLP plus modular Skills. This is the microservices vs. monolith argument applied to AI prompting.
A section within your instructions (or a standalone file) that defines who your AI agent is — not what it does, but its personality, values, tone, and working style. The name comes from the developer community and is inspired by the idea that AI agents benefit from a clear sense of identity.
AI without personality defaults to generic, eager-to-please output. A well-written soul.md produces AI that feels like a specific colleague — one with a point of view, a sense of humour, and the confidence to push back when warranted.
Equivalent in other AI
The soul.md concept originated in the Claude Code community, where developers began adding personality and identity sections to their CLAUDE.md files. It's not an official Anthropic term but is widely adopted. In Claude Projects, similar personality shaping is done through Project Instructions. In OpenAI's ecosystem, this maps to the personality section of Custom Instructions or GPT configuration.
A self-installing AI instruction bundled with a Skill that walks the user through setup, customisation, and deployment via conversation. Instead of reading a manual and configuring everything manually, the user mentions the Installer Prompt page and the AI guides them through the process step by step.
It dramatically lowers the barrier to adopting AI workflows. Instead of requiring Notion expertise to set up a complex skill, anyone can deploy one through a guided conversation.
In practice
You share a Skill with a team member. They mention the Installer Prompt in their sidebar chat. The AI asks questions ("What database should I use for tasks? What's your preferred briefing time?"), creates the necessary pages and database entries, and configures the Skill — all through conversation.
Category 03
Agents in Action
How agents actually operate — the modes, patterns, and architectural decisions that determine whether your AI setup is useful or just impressive.
A spectrum for understanding when to use the Notion Agent (sidebar) versus a Custom Agent. The core question: "Will this workflow require your attention anyway?"
The spectrum has three modes: Reactive — you trigger the AI, it executes (skill invoked via the sidebar, zero automation cost). Proactive with review gate — the AI executes autonomously, you review the output before acting. Fully autonomous — the AI executes, and output is consumed without human review.
The decision heuristic
If the workflow already requires your attention → stay reactive (use a Skill). If the workflow can run end-to-end without you → go proactive (use a Custom Agent). The value of automation isn't about speed — it's about removing the workflow from your cognitive load entirely.
AI's highest-value zone as a thinking partner. 0 to 60 is yours — the creative spark, the original insight, the strategic direction. AI can't start you from zero unless you want to sound like everyone else. 60 to 90 is where AI shines — once you have raw material (a brain dump, a half-formed strategy, a set of notes), AI becomes an incredibly effective partner that structures, challenges, connects dots, and pushes your thinking further. 90 to 100 is yours again — the final judgment calls, the tone, the "does this actually feel right" — that's human territory.
Why it matters
It reframes AI from "AI does the work for you" to "AI amplifies the work you've already started." That's a more honest, more defensible, and more practically useful way to think about AI — regardless of which tool you use.
The ability for Custom Agents to execute server-side code (TypeScript) as part of their workflows. This allows agents to interact with external APIs — GitHub, CRMs, analytics platforms — directly from within Notion.
Current status (March 2026): Extreme early alpha. Only available via Custom Agents. Expect frequent breaking changes. The direction is significant — Workers will eventually enable a new category of skills that bridge Notion and external systems — but it's too early to build production workflows on.
Equivalent in other AI
Claude Code — Anthropic's agentic coding tool that operates in your terminal or IDE. Claude Code is significantly more mature and designed for developers. Notion Workers aims to bring some of this capability to non-developers inside the Notion environment. OpenAI's Code Interpreter serves a somewhat similar role in sandboxed code execution.
An open protocol developed by Anthropic that standardises how AI models connect to external tools and data sources. Think of it as a universal adapter between AI and the rest of your software stack.
In Notion, MCP extends what Custom Agents can do beyond the built-in Integrations. Connect tools like Linear, Figma, HubSpot, and custom internal tools via MCP servers. In the broader AI ecosystem, MCP is becoming the standard for AI-tool connectivity — Claude, Cursor, and an increasing number of AI tools support it.
Category 04
Data & Workspace Concepts
The structural elements that make Notion AI effective. Without these, agents have nothing meaningful to work with.
The structured data layer inside a Notion database. A data source defines the schema (properties/columns) for the pages it contains. When Notion AI queries a database, it's reading from the data source.
A well-structured data source with clear property names, consistent status options, and meaningful relations is the foundation of effective AI workflows. The agent can only be as smart as the data it reads.
A container in Notion that holds one or more Data Sources and Views. Databases are where structured information lives — tasks, projects, clients, content, meeting notes.
Databases are the primary interface between AI agents and your actual work. When you ask the Notion Agent to "show me all overdue tasks assigned to me," it queries the Tasks database. When a Custom Agent writes a briefing, it reads from multiple databases and writes to another.
Different ways to display the same data in a Database — tables, boards (Kanban), calendars, timelines, galleries, lists, charts, maps, forms, and dashboards.
When you ask the Notion Agent to create or modify a database, you can specify the view type. Custom Agents that produce output often write to a database that the user consumes through a specific view — a dashboard for high-level overviews, a board for workflow stages, a calendar for time-based items.
Category 05
AI Concepts (General)
Broader AI concepts that appear frequently in Notion AI conversations. Not Notion-specific, but understanding them helps you get more from any AI tool.
Any input you give to an AI model — a question, a request, a set of instructions. In everyday Notion use, a prompt is simply what you type into the sidebar chat.
The line between a "prompt" and an "instruction" blurs in practice. Instructions are prompts that are always present. Skills are prompts invoked on demand. Your chat message is a prompt that applies to the current interaction. All three combine to shape the AI's behaviour.
The total amount of text an AI model can process in a single interaction — including the system instructions, conversation history, referenced pages, and your current message. Think of it as the AI's working memory.
Everything the agent reads — your instructions page, any mentioned Skill pages, the pages it searches, your conversation — competes for space in the context window. This is why a lean Context Layer Prompt outperforms a bloated Mega Prompt: it leaves more room for the actual work.
The smallest units of text that AI models process. Roughly, 1 token ≈ ¾ of a word in English. AI usage is often measured and priced in tokens.
Notion uses a credit-based system rather than exposing raw token counts. But understanding tokens helps explain why concise, focused instructions produce better results — and why every unnecessary line in your instructions page has a cost.
When an AI generates information that sounds plausible but is factually incorrect or entirely made up. All large language models hallucinate — it's a fundamental characteristic of the technology, not a bug specific to any product.
How to reduce it in Notion AI
Point the agent at specific, verified pages rather than asking open-ended questions. Structure your databases clearly so the agent has reliable data to reference. Always review AI-generated facts before acting on them.
The practice of connecting AI to specific, factual data sources so its responses are based on real information rather than general knowledge. In Notion, this happens naturally — the agent reads your actual pages and databases.
Why Notion has an advantage here: Because your data already lives in Notion, the agent is inherently grounded in your workspace. Context is already where the AI can access it. Compare this to standalone AI tools where you need to manually provide context for every interaction.
Cross-Platform Reference
Notion AI vs. Claude vs. OpenAI
A side-by-side comparison of how key concepts map across the three major AI ecosystems. Useful for teams working with multiple AI tools.
Concept
Notion AI
Claude (Anthropic)
ChatGPT (OpenAI)
General AI assistant
Notion Agent (sidebar)
Claude Cowork
No direct equivalent
Autonomous agent
Custom Agent
Claude Code
Codex Agents
Persistent instructions
Instructions page
Project Instructions + CLAUDE.md
Custom Instructions / System Prompt
Reusable workflow
Skill
Claude Skill
GPT Actions / Custom GPT
Automation triggers
Triggers (schedule, events, @mention)
GitHub Actions / CI triggers
GitHub Actions / CI triggers
External tool access
Integrations + MCP
MCP servers + Claude Code
Function calling / Plugins
Code execution
Workers (early alpha)
Claude Code
Code Interpreter
Meeting transcription
AI Meeting Notes
No direct equivalent
No direct equivalent
Cross-tool search
Enterprise Search
Research Mode
Deep Research
Agent personality
Instructions + soul.md section
Profile Preferences / Project Instructions
Custom Instructions / GPT personality
MF Consulting Frameworks
Terms and frameworks coined by MF Consulting to describe patterns we see in the field. These aren't official Notion terminology — they're practical labels for real-world approaches.
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The technical storage or access is strictly necessary for the legitimate purpose of enabling the use of a specific service explicitly requested by the subscriber or user, or for the sole purpose of carrying out the transmission of a communication over an electronic communications network.
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The technical storage or access is necessary for the legitimate purpose of storing preferences that are not requested by the subscriber or user.
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