RAG Text Chunker
Split documents into token-sized overlapping chunks for embedding.
About the RAG Text Chunker
Prepare documents for retrieval-augmented generation: choose paragraph, sentence, Markdown-heading or fixed-window splitting, set chunk size and overlap in real tokens, preview every chunk with its token count and export ready-to-embed JSONL with source metadata.
Examples
512-token chunks
12 KB Markdown guideOutput
7 chunks · 3,180 tokens · $0.00006 to embedKeyboard shortcuts
- Copy the main outputCtrl / ⌘ + Shift + C
- Download the resultCtrl / ⌘ + S
- Share this toolCtrl / ⌘ + Shift + S
- Reset the inputsAlt + R
- Open the tool search paletteCtrl / ⌘ + K
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Frequently asked questions
Version 1.0.0 · Updated 2026-08-14 · Runs entirely in your browser