How to Use Obsidian AI: Smarter Note-Taking in 2026

Quick Start

This guide covers every Obsidian AI feature:

• Getting Started — Create your account and set up your first vault
• How to Use Internal Linking — Connect notes with double brackets so AI plugins follow your context
• How to Use Visual Graph — See how ideas cluster across your obsidian vault at a glance
• How to Use Canvas Workspace — Spread notes and AI drafts across one infinite board
• How to Use Plugin Library — Install community plugins that add AI tools to Obsidian
• How to Use Collaboration Tool — Share an encrypted vault with teammates and keep every version
• How to Use Daily Notes — Capture fleeting thoughts and let AI summarize your week
• How to Use Customizable Appearance — Shape the interface around the way you actually write
• How to Use Custom Themes — Swap the whole look of your app in one click
• How to Use Offline Access — Run local models so your notes never leave your computer

Time needed: 5 minutes per feature

Also in this guide: Pro Tips | Common Mistakes | Troubleshooting | Pricing | Alternatives

Why Trust This Guide

I have used Obsidian daily for two years and tested every AI plugin covered here.

This tutorial comes from real hands-on work, not vendor screenshots.

Here is a short look at how I work inside my own vault:

Now let us get to the practical part.

Obsidian is one of the most flexible note taking apps in the world right now.

But it ships with no AI at all.

You add that yourself with community plugins like Smart Connections and Obsidian Copilot.

That is the difference between a folder of files and a vault that thinks with you.

This guide shows you how, feature by feature.

Obsidian AI Tutorial

This How to Use Obsidian AI tutorial walks through every feature step by step, from the first setup to the tricks that turn you into a power user.

Obsidian AI

Turn your notes into a thinking tool. Obsidian is free for personal use, stores every file on your own computer, and lets you add AI plugins in minutes. No account needed to start.

TRY OBSIDIAN AI NOW →

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OBSIDIAN AI ALTERNATIVES →

Getting Started with Obsidian AI

Before adding AI, finish this one-time setup.

It takes about three minutes.

Watch this quick overview first:

Now let us walk through each step.

Step 1: Create Your Account

Go to the Obsidian website and download the free app.

No account is needed for the app itself.

Create an account only when you want Sync or Publish.

✓ Checkpoint: The installer finishes without asking for a card.

Step 2: Open the App and Create a Vault

Launch Obsidian, click Create new vault, and pick a folder on your disk.

That folder is your obsidian vault, and every note lives there as a plain file.

Here is what the interface looks like:

✓ Checkpoint: You should see an empty editor with sidebars on both sides.

Step 3: Turn On Community Plugins

Open Settings, choose Community plugins, then turn off restricted mode.

This is the moment Obsidian becomes an AI app.

How to Use Obsidian AI Internal Linking Tool

Internal Linking lets you connect notes with double brackets so AI plugins follow your context.

Here is how to use it step by step.

Step 1: Open a Note

Open any note in your obsidian vault and place the cursor mid-sentence.

Step 2: Type Double Brackets

Type two square brackets, then start typing the note name you want.

Here is what this looks like:

✓ Checkpoint: A dropdown lists matching notes as you type.

Step 3: Confirm the Link

Press Enter to link, or create a brand new note instead.

How to Use Obsidian AI Visual Graph

Visual Graph lets you see how ideas cluster across your obsidian vault at a glance.

Here is how to use it step by step.

Step 1: Open Graph View

Press Ctrl+G, or click the graph icon in the left sidebar.

Step 2: Filter the View

Use the filter settings to hide attachments and show one tag.

Here is what this looks like:

✓ Checkpoint: Clusters of related notes appear as coloured groups.

Step 3: Spot the Gaps

Find orphan notes sitting alone, then link them to a hub.

How to Use Obsidian AI Canvas Workspace

Canvas Workspace lets you spread notes and AI drafts across one infinite board.

Here is how to use it step by step.

Step 1: Create a Canvas

Right-click a folder, choose New canvas, then name the file.

Step 2: Drag Notes In

Drag existing obsidian notes onto the board and group them by theme.

Here is what this looks like:

✓ Checkpoint: Cards show live note content, not static copies.

Step 3: Add AI Output

Paste AI drafts into cards, then connect the cards with arrows.

How to Use Obsidian AI Plugin Library

Plugin Library lets you install community plugins that add AI tools to Obsidian.

Here is how to use it step by step.

Step 1: Open Community Plugins

Go to Settings, choose Community plugins, then turn off restricted mode.

Step 2: Search and Install

Search for Smart Connections, Copilot, or AI Assistant, then click Install.

Here is what this looks like:

✓ Checkpoint: The plugin appears in your installed list with a toggle.

Step 3: Enable and Configure

Turn the plugin on, open its tab, and paste your api key.

How to Use Obsidian AI Collaboration Tool

Collaboration Tool lets you share an encrypted vault with teammates and keep every version.

Here is how to use it step by step.

Step 1: Turn On Sync

Buy a Sync account, then enable Sync inside the settings panel.

Step 2: Create a Shared Vault

Create a remote vault, then invite collaborators by email address.

Here is what this looks like:

✓ Checkpoint: Teammates see your changes within a few seconds.

Step 3: Set Version History

Choose how long version history is kept before older data gets trimmed.

How to Use Obsidian AI Daily Notes

Daily Notes lets you capture fleeting thoughts and let AI summarize your week.

Here is how to use it step by step.

Step 1: Enable Daily Notes

Open Settings, find Daily notes, then set a folder and date format.

Step 2: Capture Fleeting Thoughts

Write quick lines all day. Do not stop to organise anything.

Here is what this looks like:

✓ Checkpoint: A new dated note opens each morning automatically.

Step 3: Summarize With AI

Ask Copilot chat mode to summarize this week of daily notes.

How to Customize Obsidian AI Appearance

Customizable Appearance lets you shape the interface around the way you actually write.

Here is how to use it step by step.

Step 1: Open Appearance Settings

Go to Settings, then Appearance, and pick a light or dark base.

Step 2: Adjust Reading Comfort

Change font size, line width, and heading scale to suit your writing.

Here is what this looks like:

✓ Checkpoint: Text reflows the moment you move a slider.

Step 3: Toggle Sidebar Panels

Hide panels you never use so the AI chat panel gets room.

How to Use Obsidian AI Custom Themes

Custom Themes lets you swap the whole look of your app in one click.

Here is how to use it step by step.

Step 1: Browse the Theme List

Open Settings, then Appearance, and click Manage beside Themes.

Step 2: Install a Theme

Preview a few options, then install the one that fits your work.

Here is what this looks like:

✓ Checkpoint: The whole app repaints the second you apply it.

Step 3: Tweak With Style Settings

Install the Style Settings plugin to adjust colours and spacing further.

How to Use Obsidian AI Offline Access

Offline Access lets you run local models so your notes never leave your computer.

Here is how to use it step by step.

Step 1: Confirm Local Storage

Your notes are plain markdown files sitting on your own disk.

Step 2: Install LM Studio

Download LM Studio, then start a local inference server on your machine.

Here is what this looks like:

✓ Checkpoint: The server shows a local URL and a model name.

Step 3: Point Obsidian At It

Paste that server URL and model name into your AI plugin settings.

Obsidian AI Pro Tips and Shortcuts

After two years of daily use, these are the tips I give every new user.

Imagine your vault as a map of meaning, and these shortcuts as the fastest route across it.

Keyboard Shortcuts

Hidden Features Most People Miss

• Similarity scores: The Smart Connections plugin scores each match, so you can see how close two ideas really are. Old insights resurface on their own.
• Vault Q&A: Copilot indexes every note, then lets you talk to your whole vault in plain English or ask for feedback on a draft.
• Auto metadata: Pair Templater with an AI prompt to fill tags and summaries, killing hours of manual tasks.

Obsidian AI Common Mistakes to Avoid

Mistake #1: Treating AI Output as Finished Writing

Mistake #2: Installing Every AI Plugin at Once

Mistake #3: Sending Private Notes to Hosted AI Models

Obsidian AI Troubleshooting

Problem: Smart Connections Returns Nothing

Cause: Embeddings are still building, which takes a while on a large vault.

Fix: Wait for indexing to finish. Watch the progress notice in the status bar.

Problem: Copilot Shows an API Key Error

Cause: The key has no credit, or a stray space came along when you pasted it.

Fix: Copy the key again from your provider account, paste it, then reload Obsidian.

Problem: AI Answers Miss Relevant Information

Cause: The plugin has not indexed your newest obsidian notes yet.

Fix: Run the refresh index command, then ask the exact same question again.

📌 Note: If none of these help, ask in the Obsidian community forum.

What is Obsidian AI?

Obsidian is a note taking app that keeps every file as plain markdown on your own computer.

It has no built-in AI.

Obsidian AI simply means adding AI to that app through community plugins.

Using ai in obsidian covers two different things.

Semantic search surfaces related notes, while generative ai writes, summarises, and answers questions.

Thousands of ai enthusiasts keep that plugin library growing every week.

Think of it like hiring a librarian for a library you already own.

Watch this quick overview:

Here are the features you will use most:

• Internal Linking: Double-bracket links build the network that AI plugins read
• Visual Graph: A live map that shows how your ideas connect
• Canvas Workspace: An infinite board for research, drafts, and AI output
• Plugin Library: The marketplace where every AI plugin comes from
• Collaboration Tool: Sync a shared vault across people and devices
• Daily Notes: A dated page that catches thoughts before they vanish
• Customizable Appearance: Font, width, and panel controls for long reading sessions
• Custom Themes: Community themes that repaint the entire app
• Offline Access: Plain markdown files plus local models for private work

For the full breakdown, read our Obsidian review, and browse more posts on AI tools while you are there.

Obsidian AI Pricing

The app is free. Here is what the paid add-ons cost in 2026:

Free trial: The app itself is free for personal use, so every AI plugin costs you nothing to test.

Money-back guarantee: Sync and Publish bill monthly and can be cancelled at any moment.

💰 Best Value: Sync — four dollars keeps your notes and AI index the same on every device.

Obsidian AI vs Alternatives

How does Obsidian compare? Here is the landscape:

Quick picks:

• Best overall: Obsidian — free, offline, and endlessly extendable with ai plugins
• Best budget: Anytype — free, encrypted, and local-first out of the box
• Best for beginners: Notion — nothing to configure before you create your first page
• Best for team tasks: ClickUp — notes sit beside deadlines, owners, and project boards

🎯 Obsidian AI Alternatives

Looking for Obsidian AI alternatives? Here are the top options:

• 🚀 Notion: Blocks, databases, and built-in AI in one hosted app. Easier for beginners, but your data lives on their servers.
• 💼 ClickUp: Project tasks, docs, and AI writing in one place. Pick it when work is task-driven, not note-driven.
• 🔒 Anytype: Encrypted, local-first, and free. The closest match if privacy is your main reason for leaving hosted apps.
• 📊 Coda: Documents that behave like apps, with formulas and tables. Strong for process docs and team dashboards.
• 🎨 xTiles: Card-based boards that feel like a digital desk. Good if you think visually more than you think in outlines.
• 🧠 Capacities: Notes organised by object type instead of folders. Built-in AI helps tag and connect what you save.
• ⭐ Craft: Polished writing and sharing on Apple devices. The nicest place to write documents other people will read.
• 🔧 AFFiNE: Open-source mix of docs, whiteboard, and database. Free to self-host if you want full control of your data.

For the full list, see our Obsidian AI alternatives guide.

⚔️ Obsidian AI Compared

Here is how Obsidian stacks up head to head:

• Obsidian vs Notion: Notion wins on collaboration and templates. Obsidian wins on speed, offline access, and local AI models.
• Obsidian vs ClickUp: ClickUp wins for team tasks and deadlines. Obsidian wins for deep research and personal knowledge management.
• Obsidian vs Anytype: Anytype matches Obsidian on privacy. Obsidian wins on community plugins and mature AI integration.
• Obsidian vs Coda: Coda wins for structured data and automation. Obsidian wins for linked writing and offline notes.
• Obsidian vs xTiles: xTiles wins on visual layout out of the box. Obsidian wins on Canvas plus a full plugin library.
• Obsidian vs Capacities: Capacities wins for structured collections. Obsidian wins on local models, custom prompts, and file ownership.
• Obsidian vs Craft: Craft wins on design and polish. Obsidian wins on AI plugins, graph view, and plain-text control.
• Obsidian vs AFFiNE: AFFiNE wins for open-source self-hosting. Obsidian wins on stability and a far larger plugin community.

Start Using Obsidian AI Now

You now know how to use every major feature:

• ✅ Internal Linking
• ✅ Visual Graph
• ✅ Canvas Workspace
• ✅ Plugin Library
• ✅ Collaboration Tool
• ✅ Daily Notes
• ✅ Customizable Appearance
• ✅ Custom Themes
• ✅ Offline Access

Next step: Pick one feature and try it today.

Most people start with Internal Linking, because it makes the rest of the vault make sense.

It takes less than five minutes.

The fun part starts the day your own notes begin answering back.

Frequently Asked Questions

How to use AI inside Obsidian?

Open Settings, turn on community plugins, then install Smart Connections or Obsidian Copilot. Add your API key, or point the plugin at LM Studio for local models.

Is Obsidian AI free to use?

Obsidian is free for personal use, and Smart Connections is free too. Copilot needs an api key, so you pay the model provider per request.

Which AI is best for Obsidian?

Smart Connections wins at finding relevant information offline. Obsidian Copilot wins at chat mode, custom prompts, and vault-wide answers. Plenty of people run both.

Can ChatGPT link with Obsidian?

Yes. Paste an OpenAI api key into Copilot or AI Assistant settings. ChatGPT models then answer questions about your obsidian notes inside the app.

What is Obsidian AI used for?

It surfaces related notes, summarizes research, drafts writing, and fills in metadata. Think of it as an assistant that has read your whole vault.