Creating marketing videos with AI video generators involves leveraging text-to-video tools that transform prompts, scripts, or existing media into polished, engaging content in minutes. These platforms automate scripting, clip selection, voiceovers, transitions, and even music integration, significantly reducing production time while maintaining professional quality. The process typically starts with a text prompt or uploaded assets, followed by AI-driven editing and enhancement, though capabilities vary across tools like Canva, Invideo AI, Adobe Firefly, and Steve.ai.

Key findings from the search results include:

• One-click generation: Tools like Canva AI (powered by Google’s Veo-3) and Invideo AI convert text prompts into complete videos with scripts, clips, and subtitles ^[1][4]
• Multi-functional platforms: AI generators handle scripting, voiceovers, transitions, and b-roll, with some specializing in repurposing existing media (e.g., Reddit user queries about ad creation from personal assets) ^[6][4]
• Specialized use cases: Adobe Firefly excels in generating b-roll and effects, while Steve.ai focuses on turning single ideas into audience-retaining videos ^[8][10]
• Comparison insights: Testing across 10+ tools reveals variability in output quality, with recommendations to match tools to specific needs (e.g., Zapier’s 15-tool review and MASV’s side-by-side comparisons) ^[2][3]

Step-by-Step Process for AI-Generated Marketing Videos

Choosing the Right AI Video Generator

Selecting a tool depends on your marketing goals, technical skills, and desired output style. Platforms differ in automation levels, customization options, and specialization—whether for social media ads, explainer videos, or repurposing existing content.

• For beginners: Canva AI and Invideo AI offer intuitive interfaces with one-click generation from text prompts. Canva’s integration with Google’s Veo-3 enables "stunning AI-generated videos in just one click," while Invideo AI automates scripts, subtitles, and music ^[1][4].
• For advanced editing: Adobe Firefly focuses on text-to-video for b-roll and special effects, ideal for marketers needing cinematic enhancements without full video creation ^[8].
• For repurposing media: Reddit discussions highlight demand for tools that compile personal assets (e.g., photos, clips) into ads, though no specific tool is named—suggesting a gap for hybrid AI editors ^[6].
• For audience retention: Steve.ai markets itself as a tool for turning "a single idea" into videos that "attract views and keep audiences watching," emphasizing engagement metrics ^[10].
• Comparative testing: MASV’s analysis of 10 tools using identical prompts shows output quality varies significantly, reinforcing the need to test tools against your brand’s style ^[3]. Zapier’s 15-tool review further categorizes generators by strengths, such as "best for short-form content" or "best for voiceovers" ^[2].

Crafting Effective Prompts and Scripts

The quality of an AI-generated video hinges on the input prompt or script. Most tools require a text description of the desired video, which the AI uses to generate visuals, narration, and pacing. Structuring prompts clearly and including specific details (e.g., tone, key messages, target audience) improves results.

• Prompt structure: Invideo AI and Canva AI recommend starting with a concise description of the video’s purpose. For example:
• "Create a 30-second explainer video for a SaaS product targeting small businesses. Use a friendly, professional tone with upbeat background music and animated text highlights." ^[4][1]
• Tools like Steve.ai allow even single-idea inputs (e.g., "promote our eco-friendly water bottle"), which the AI expands into a full script ^[10].
• Script automation: Invideo AI generates scripts from prompts, including scene breakdowns and suggested dialogue. Users can edit these before generation, ensuring alignment with brand voice ^[4].
• Tone and style: Specify visual styles (e.g., "minimalist," "cinematic," "cartoon") and pacing (e.g., "fast cuts for TikTok"). Adobe Firefly’s text-to-video tool, for instance, lets users refine prompts to match brand guidelines ^[8].
• Iterative refinement: Panopto emphasizes that AI tools enable rapid iteration—marketers can tweak prompts and regenerate videos in minutes until satisfied with the output ^[9].
• Limitations: While AI handles scripting, human oversight is critical for accuracy and brand consistency. A Medium reviewer noted that 20+ tested tools still required manual reviews for factual errors in auto-generated scripts ^[7].