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RAG Chunking & Overlap Visualizer

RAG Chunking & Overlap Visualizer

Explore document chunks and overlap locally with exact character offsets

Source text

About

Inspect colored chunks, lengths, offsets, overlap percentages, and approximate token counts using the chars divided by four rule. No text leaves your browser.

About this tool

Compare fixed, sliding, sentence-aware, and paragraph chunking with exact offsets in your browser. RAG Chunking & Overlap Visualizer runs in the browser on DevTools. There is no signup, and your input stays on this device unless the tool explicitly performs a live network lookup.

What this tool does not do

  • RAG Chunking & Overlap Visualizer is a free in-browser utility, not a hosted API. It does not keep server-side history and is not a substitute for production verification in your own stack.

How do I use this tool?

  1. How do I use RAG Chunking & Overlap Visualizer?

    Open RAG Chunking & Overlap Visualizer, enter or paste your input, and copy the result. The page works without an account.