Mound Metrics AI
Guides

Learn to Read a Delivery

Plain-English guides to filming and analyzing a pitching delivery frame by frame — how to get started, and what specific mechanics flaws are worth looking for on video.

Getting started

How to Analyze a Pitcher's Delivery from Video

A step-by-step walkthrough: film the right angle, run Auto-detect, and read your report frame by frame — all in your browser, nothing uploaded.

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Mechanics deep-dive

"Late Arm" at Foot Plant

Why "late arm" is one of the most common flaws coaches flag — what it means, why it matters, and how to spot it on the exact frame the app marks for you.

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Mechanics deep-dive

The Collapsing Front Knee

A quiet power leak that's nearly invisible at full speed — why a front knee that keeps bending after foot plant costs velocity, and how to catch it frame by frame.

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