The inktomd journal

Guides & field notes

Practical writing on getting documents into ChatGPT, Claude and any AI tool — without the mess.

FeaturedMay 18, 2025 · 6 min read

Why Markdown Is the Best Format for AI Tools

Markdown dramatically improves AI output quality by reducing token waste and preserving document structure. Here's why every AI user should know about it.

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Guides· May 20, 2025 · 5 min read

How to Use a PDF with ChatGPT: The Complete Guide

Learn the best way to get ChatGPT to read and analyze your PDF documents using Markdown conversion — step by step.

Guides· May 15, 2025 · 6 min read

Word to Markdown: The Complete Guide for AI Users

Learn how to convert Word documents to Markdown for use with ChatGPT, Claude, and other AI tools — with step-by-step instructions and best practices.

Guides· May 12, 2025 · 4 min read

How to Prepare Documents for Claude by Anthropic

A practical guide to preparing your documents for Claude — Anthropic's AI assistant — using Markdown for better summaries, analysis, and Q&A.

Guides· May 8, 2025 · 4 min read

How to Feed Excel Data into ChatGPT (The Right Way)

Learn how to convert Excel spreadsheets to Markdown tables and feed them into ChatGPT for analysis, formulas, and insights — without losing data structure.

Fundamentals· May 5, 2025 · 5 min read

What Is Markdown? A Beginner's Guide

A plain-English explanation of Markdown — what it is, why it exists, and why it's become the standard format for AI tools like ChatGPT and Claude.