Guides & field notes
Practical writing on getting documents into ChatGPT, Claude and any AI tool — without the mess.
The context window is ChatGPT's most important technical constraint. Here's how it actually works and the specific habits that let you do more before hitting limits.
Uploading a Word doc to ChatGPT often disappoints. Here's why Word files underperform and the conversion step that fixes it — with real examples.
Your Obsidian vault has thousands of notes. Here's how to actually use that knowledge with ChatGPT and Claude — without plugins, APIs, or privacy compromises.
The format you use to feed documents into LLMs determines retrieval quality, token costs, and response accuracy. Here's the preprocessing pipeline that actually works.
Most people summarize research papers with AI wrong. Here's the method that produces accurate, useful summaries — including the input format that makes the difference.
Your Notion workspace has years of thinking in it. Here's exactly how to get that content into ChatGPT and Claude without the mess Notion's export creates.
Claude's 200K context window changes what's possible for research workflows. Here's the exact process for feeding papers, synthesizing sources, and getting useful output.
ChatGPT file uploads fail more than people admit. Here's every real cause, the actual limits in 2026, and a workaround that works every time.
Notion's markdown export is messy — UUID filenames, broken links, and scattered CSVs. Here's how to clean it into one AI-ready Markdown file instantly.
Convert any PowerPoint presentation to clean Markdown and feed it into ChatGPT or Claude — extract insights, generate summaries, and save 67% on tokens.
Stop pasting raw spreadsheets into ChatGPT. Convert Excel files to clean Markdown tables and get accurate, specific AI analysis every time.
Real token count data from 50 documents across 8 file formats — showing exactly how much converting to Markdown reduces AI token usage and API costs.
A head-to-head comparison of Markdown and PDF as input formats for ChatGPT, Claude, and other AI tools — with real token counts and response quality data.
Feed any ArXiv research paper directly into Claude or ChatGPT using clean Markdown conversion. No PDF struggles, no token waste, just clean research.
Every document you share with AI tools costs tokens. Here's a practical system for reducing that cost by 60% or more without losing any information.
Extract any YouTube video transcript as clean Markdown and use it with ChatGPT, Claude, or any AI tool — instantly, for free.
Pasting a raw PDF into ChatGPT wastes thousands of tokens. Here's the right way to convert any PDF so ChatGPT can actually use it efficiently.
The way you structure data before sharing it with AI tools has a huge impact on response quality. Here's the right way to format every data type.
Stop losing context mid-conversation. Here's how to manage long ChatGPT sessions efficiently without hitting token limits or getting off-track responses.
Discover the hidden token killers draining your ChatGPT budget and how to eliminate each one — starting with the biggest culprit most people never fix.
A complete beginner's guide to Markdown and why it's the best format for getting better results from ChatGPT, Claude, and other AI tools.
The format you use when sharing content with AI tools has a massive impact on response quality and token cost. Here's what actually works.
How to feed long documents into ChatGPT without hitting token limits, losing context, or getting poor quality responses.
Simple, practical techniques to dramatically reduce your ChatGPT token usage without sacrificing the quality of responses.
Running out of ChatGPT tokens too quickly? Here's exactly why it happens and the fastest way to fix it without paying more.
Learn the best way to get ChatGPT to read and analyze your PDF documents using Markdown conversion — step by step.
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.
A practical guide to preparing your documents for Claude — Anthropic's AI assistant — using Markdown for better summaries, analysis, and Q&A.
Learn how to convert Excel spreadsheets to Markdown tables and feed them into ChatGPT for analysis, formulas, and insights — without losing data structure.
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.