Grok Imagine

Sora

Le modèle texte-vers-vidéo d'OpenAI pour des clips courts réalistes.

Kling AI

Générateur vidéo IA réputé pour un mouvement réaliste et des clips plus longs.

Runway

Génération et montage vidéo par IA pour créateurs et cinéastes.

Best AI video generators in 2026: Sora vs Kling vs Runway

Text-to-video matured in 2026. We compare the leading AI video generators on quality, motion, length and price.

Grok Imagine alternatives: 5 best AI video generators to try

The best alternatives to Grok Imagine for AI video — Sora, Kling, Runway, Luma and Pika compared.

Is Grok Imagine free? Pricing and limits explained (2026)

What Grok Imagine costs, what you get free, and how its per-second video pricing works.

Sora vs Kling: which AI video generator is better?

Sora vs Kling compared on quality, motion, clip length, audio and price — and which to pick.

Best AI that makes videos with sound (native audio)

Most AI video tools are silent — these generate video WITH audio, or pair video and AI voice.

How to Write AI Video Prompts That Actually Work (With Examples)

Strong AI video prompts layer scene, camera, lighting, and one clear motion instead of piling on adjectives. This guide gives a repeatable structure and copy-ready examples that reduce artifacts and re-rolls.