The Amber Notes blog
Guides to connecting ChatGPT, Claude and Codex to your notes, Apple Notes how-tos, and fair comparisons. Written by the person building Amber Notes.
- Guides

One memory for Claude Code, Codex and your other agents
A Project memory note that every coding agent reads first and adds to, that you can read too, with each change labelled by the agent that made it. - Apple Notes

Apple Notes not syncing between iPhone and Mac: how to fix it
A note from your iPhone isn't on your Mac. Six things to check, in the order that finds the cause fastest, plus shared notes that won't update. - Apple Notes

Tables in Apple Notes: what you can and can't do
Apple Notes tables are simple on purpose: no column widths, no sums, no formulas. What they do, what they don't, and the workarounds that hold up. - Apple Notes

Apple Notes tags and Smart Folders: how they work, and why they stop working
A tag is a word after #, and a Smart Folder is a saved filter. Why a tag won't form, why a note refuses tags, and what a Smart Folder can't do. - Apple Notes

How to move Apple Notes from On My iPhone or Gmail to iCloud
Notes in On My iPhone or Gmail stay where they are until you move them. How to move them into iCloud, and what to check before and after. - Apple Notes

How to back up Apple Notes
iCloud keeps your notes in sync, which isn't the same as a copy you can go back to. What actually backs up Apple Notes, and a routine to follow. - Apple Notes

How to use Claude Cowork with Apple Notes
Cowork can use Apple Notes on a Mac, through Anthropic's extension. From your phone it's harder. The options, and when the extension is enough. - Apple Notes

How to recover deleted Apple Notes, including after 30 days
Within 30 days it's almost always in Recently Deleted. After that, what still works, what doesn't, and what recovery apps won't tell you. - Guides

Connect your notes to Gemini with MCP
Gemini CLI takes one command. The Gemini app can add MCP servers too, with conditions. Both, and what I could and couldn't check. - Apple Notes

Forgot your Apple Notes password? What works, and what doesn't
Try these first, then reset. Resetting lets you lock new notes, but it never opens the old ones. Nobody can, and here's why. - Building Amber Notes

An encrypted notes app that ChatGPT and Claude can use
Every note is encrypted on your devices, and ChatGPT and Claude can still use them once you approve. How, what stays readable, and how Apple Notes, Standard Notes, Notesnook, Obsidian and Notion compare. - Comparisons

ChatGPT memory vs a notes app ChatGPT can read
Memory is ChatGPT's own summary of you. Notes are your words, where you can read them. What each is good for, and how to use both.