The inktomd journal

inktomd Blog: AI Document Guides

Practical writing on getting documents into ChatGPT, Claude and any AI tool — without the mess. Learn how to save tokens, extract text accurately, and structure data for LLMs.

LLM Token LimitsPDF ExtractionMarkdown for AIData Prep
Zoom Transcripts to Markdown for AI Analysis

Turn Zoom, Google Meet, and Teams meeting transcripts into clean Markdown for AI-powered summaries, action items, and searchable meeting archives.

OpenAPI to Markdown for AI Coding Assistants

Feed your OpenAPI or Swagger spec into Claude Code or Cursor as clean Markdown documentation instead of raw YAML, and get better AI-assisted integration code.

LaTeX to Markdown for Research Papers

LaTeX source files are dense with formatting overhead. Here's how to convert .tex files to clean Markdown for AI analysis while preserving equations and...

YouTube to Markdown: How to Use Video Content With AI Tools

YouTube videos contain lectures, interviews, tutorials, and research talks that AI can't access directly. Here's how to convert any YouTube video to...

The Complete Guide to Reducing LLM Token Costs in 2026

Token costs are the hidden tax on every AI workflow. Here's a systematic approach to significantly cutting your LLM costs without sacrificing output quality.

How to Use Claude for Research Without Context Limits

Claude's 200K context window is powerful but easy to waste. Here's the exact research workflow that fits more into every session and gets better results.

The True Cost of Tokens in Raw PDFs

We measured the exact token cost of feeding raw PDFs vs clean Markdown into ChatGPT and Claude. The results will change how you work with AI forever.

How to Get More Out of ChatGPT's Context Window

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...

How to Share a Word Document With ChatGPT

Uploading a Word doc to ChatGPT often disappoints. Here's why Word files underperform and the conversion step that fixes it — with real examples.

Obsidian to ChatGPT: How to Use Your Vault With AI Tools

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.

How to Feed Documents to an LLM

The format you use to feed documents into LLMs determines retrieval quality, token costs, and response accuracy. Here's the preprocessing pipeline that...

How to Summarize Research Papers With AI

Most people summarize research papers with AI wrong. Here's the method that produces accurate, useful summaries — including the input format that makes...

Notion to ChatGPT: How to Use Your Knowledge Base With AI

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.

ChatGPT File Upload Not Working? Here's Why

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.

How to Clean Your Notion Export for AI Tools

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.

How to Convert PowerPoint Slides to Markdown for AI

Convert any PowerPoint presentation to clean Markdown and feed it into ChatGPT or Claude — preserve slide boundaries, keep speaker notes intact, and extract accurate insights.

How to Convert Excel to Markdown for AI Analysis

Stop pasting raw spreadsheets into ChatGPT. Convert Excel files to clean Markdown tables and get accurate, specific AI analysis every time.

We Tested 50 Documents: Markdown Token Savings

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.

Markdown vs PDF for AI Tools: Which Format Wins?

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.

How to Convert ArXiv Papers to Markdown for AI Analysis

Feed any ArXiv research paper directly into Claude or ChatGPT using clean Markdown conversion. No PDF struggles, no token waste, just clean research.

How to Reduce Token Usage When Sharing Documents With AI

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.

How to Convert a YouTube Video to Markdown Transcript

Extract any YouTube video transcript as clean Markdown and use it with ChatGPT, Claude, or any AI tool — instantly, for free.

How to Convert a PDF for ChatGPT (The Right Way)

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.

How to Structure Data So AI Can Actually Use It

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.

Keep Long ChatGPT Conversations Without Losing Context

Stop losing context mid-conversation. Here's how to manage long ChatGPT sessions efficiently without hitting token limits or getting off-track responses.

What You Need to Know About Using Markdown With AI

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.

Best Practices for Managing Long Documents in ChatGPT

How to feed long documents into ChatGPT without hitting token limits, losing context, or getting poor quality responses.

How to Write Prompts That Use Fewer Tokens

Simple, practical techniques to dramatically reduce your ChatGPT token usage without sacrificing the quality of responses.

Why Am I Running Out of Tokens So Fast in ChatGPT?

Running out of ChatGPT tokens too quickly? Here's exactly why it happens and the fastest way to fix it without paying more.

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.

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.

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.

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.