Hailuo (MiniMax)

Kling AI

Generador de vídeo con IA conocido por su movimiento realista y clips más largos.

Sora

El modelo de texto a vídeo de OpenAI para clips cortos realistas.

Runway

Generación y edición de vídeo con IA para creadores y cineastas.

How to Keep Characters Consistent Across AI Video Scenes

AI video models generate every shot independently, so a character drifts unless you anchor its identity. This guide covers the reference-image, keyframe, and identity-lock methods that hold a face steady across scenes in 2026.

Text-to-Video vs Image-to-Video: Which Should You Use?

Text-to-video gives creative freedom from a blank page; image-to-video gives control and brand-accurate consistency from a fixed frame. This guide shows which fits each stage of a project and how to combine them.

AI Video Resolution and Clip-Length Limits Compared (2026)

Most leading 2026 models reach 1080p or native 4K, but single-clip length still ranges from about 15 to 60 seconds. This guide compares the limits and explains how to extend clips beyond a single generation.

How to Turn a Photo Into a Video With AI

AI image-to-video tools animate a single still into a moving clip with natural motion and camera moves. This guide covers the workflow, prompt tips, and how leading 2026 tools differ for faces, products, and landscapes.