Does MiniMax H3 Pricing Depend on Video Duration?

Overview

Usually yes — longer clips cost more — but the exact relationship depends on how your provider bills, so confirm the current model on the route you use. Some price per second of output, some per generation regardless of length, and that difference changes your budget math more than most people expect.

Source note: Verified 2026-08-06 against the MiniMax official H3 blog, MiniMax Video Generation API docs, and Hugging Face MiniMax-H3 model page.

Know your billing unit before you scale. Under per-second pricing, a fifteen-second clip costs roughly three times a five-second one, so duration is a direct lever on spend and short clips are the frugal default. Under per-generation pricing, length matters less to the invoice but may be capped by a maximum duration instead. Resolution and any reference inputs can stack on top of duration, so a long, high-resolution clip with references is where costs concentrate. Read the rate card as a combination of factors, not a single sticker price.

The reliable way to plan is to generate a representative clip at your real length and settings, note the billed amount, and multiply by your expected volume including retries.

That measured figure tells you whether trimming a few seconds per clip meaningfully lowers your bill, which under per-second pricing across thousands of generations it very often does.