Context Packer

Bundle files, docs and logs into one clean prompt. The XML format follows Anthropic's long-context guidance: each document in its own tagged block, with your question at the end.

0Documents

≈ 0Estimated tokens (packed)

0.0%of a 200K context window

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Drop files here or click to choose Text and code files only, up to 2 MB each. Files never leave your browser.

Add a snippet by hand

NameContent

Documents (0)

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Drop files above, paste from the clipboard, or click Load example to see how it works.

Options

Output formatContext window

Collapse runs of blank linesSaves tokens without changing meaning.Trim trailing whitespaceQuestion or instructions (added after the documents)Tip: with long context, putting the question at the end — after the documents — tends to give better answers.

Packed prompt

Your packed context will appear here.

Token counts are estimates. Use the count_tokens API for exact numbers.