With an impressive 8,000% growth in searches over the last five years, AI video generators are redefining content production in 2026. What once required teams, cameras, studios, and budgets of tens of thousands of reais can now be done in minutes with increasingly professional quality.
The State of the Art in 2026
AI video generator tools have reached a level of maturity that makes it difficult to distinguish an AI-generated video from one recorded in a studio. The leading platforms in the market — Runway, Pika, Sora (OpenAI), Kling, and others — now offer:
- Text to Video: type a prompt and receive a complete video in seconds
- Image to Video: transform aesthetic photos into animated clips
- Natural Language Editing: “change the background to a sunset beach”
- Consistent Characters: maintain the same face, voice, and style across multiple takes
- Synced Audio: integrated narration and ambient sound generation
Impact on Digital Marketing
For marketers, this evolution represents a significant shift:
Production at Scale
Instead of producing 1 video per month with a high budget, brands can produce 50 videos per week — each tailored for a specific audience segment, channel, or stage of the funnel.
A/B Testing in Video
Just as we conduct A/B tests with ad texts, it is now possible to test different versions of videos to see which generates more engagement. Create 5 versions, publish, measure, and optimize.
Mass Personalization
Videos that mention the lead's name, their company, and their industry — all automatically generated by AI. The level of personalization that was previously financially unfeasible is now within reach.
Necessary Cautions
Despite the potential, attention must be paid to some points:
- Copyright: ensure that the tool you use has a commercial license for the generated content
- Transparency: Brazilian legislation (and global trends) is moving towards requiring that AI-generated videos be identified as such
- Human Quality: 100% synthetic videos still lack the “human touch” that creates real connection with the audience. The best approach is hybrid: AI for production, human editing for curation
Recommended Tools to Get Started
- Runway Gen-3: best for short videos and visual effects
- Pika: ideal for animation and stylized videos
- Sora (OpenAI): the most realistic, still expanding
- Canva AI Video: an accessible option for non-techies
- HeyGen: specialized in avatars and videos with virtual presenters
Conclusion
The AI video generator is one of the biggest content opportunities in the coming years. Brands that master this technology now — testing, failing, and learning — will be far ahead when AI video production becomes the industry standard. Want to get started? Agência Kaizen can help.