Anthropic prompt tip: give Claude image tools to inspect dense charts and diagrams

minchoi · x · 2026-10-28

Tip #10 of a translated Anthropic prompt-engineering series: for dense charts, diagrams, screenshots, and technical drawings, supply high-resolution images; for harder tasks, give Claude tools to crop, zoom, and inspect specific areas. Anthropic recommends image-processing libraries like PIL and OpenCV for higher accuracy, with an example workflow from HD image to accurate, tool-assisted answers.

Related event: Anthropic publishes official prompting best practices for Claude Opus 5.5(13 posts)→

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