What is an AI B-roll generator?


An AI B-roll generator creates supporting video clips from a topic, script, voiceover, or prompt. These clips can be used as cutaway footage in talking-head videos, tutorials, product promos, social posts, and other edits where extra visual context helps the story.
Is insMind AI B-Roll Generator free?


insMind offers core AI video features with a free trial experience. You can test B-roll generation online and may earn free credits through platform activities, making it easier to try different clip ideas before using more credits.
Can I generate B-roll from text?


Yes. You can describe the B-roll scene you want, such as a product close-up, office moment, city view, tutorial cutaway, or lifestyle shot. insMind uses your prompt to generate a video clip that matches your creative direction.
Can I create B-roll from a script or voiceover?


Yes. Start with your topic, voiceover, or script so insMind can understand the story. Then describe the supporting visuals you want to add, generate the clip, review the result, and refine the prompt if you need a closer match.
What types of videos can use AI B-roll?


AI B-roll works well for YouTube videos, social shorts, product ads, tutorials, online courses, explainer videos, and campaign drafts. It is especially useful when your main video needs extra context, pacing, or visual variety.
Can I use AI-generated B-roll for YouTube or social media?


Yes. You can use generated B-roll to support YouTube videos, TikTok clips, Instagram Reels, Shorts, and marketing content. Always review the final output for brand accuracy, platform rules, and any usage requirements before publishing.
Do I need editing skills to use it?


No advanced editing skills are required to generate the B-roll itself. You only need to enter your topic, script, or prompt, generate a clip, and download it. You can then add the clip to your final edit in your preferred editor.
What is the difference between B-roll and A-roll?


A-roll is usually the main footage, such as a speaker, interview, or primary scene. B-roll is supporting footage that adds context, covers cuts, shows details, and keeps the video visually interesting while the main story continues.