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Citations & Files API

Grounding responses in source documents with precision citations and reusable file references. Part of the free Claude Academy — every lesson below is open to everyone, no signup required.

2 lessons1150 XP~35 min total100% free

// LESSONS IN THIS MODULE

  1. 01Document-Grounded Citations20 min · 550 XP

    Precision Source Attribution The Citations API ( anthropic-beta: citations-2025-02-28 ) enables Claude to ground its responses in specific passages fr...

  2. 02Files API & Token Counting15 min · 600 XP

    Token Counting & File Management Anthropic provides the /v1/messages/count_tokens endpoint to calculate the exact token consumption of a request (incl...

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