For decades, motion designers, VFX artists, and video editors have faced a universal bottleneck in Adobe After Effects: masking and rotoscoping.
| Feature | Mask Prompter v1.0.0 | Adobe Roto Brush 3 | Runway ML (External) | | :--- | :--- | :--- | :--- | | | Inside After Effects | Inside After Effects | Web Browser (Separate) | | Input Method | Text + Click | Paint strokes | Text + Paint | | Output Format | Vector Masks | Pixel matte | Alpha video (ProRes) | | Speed (Local) | Fast (GPU dependent) | Moderate | Very Slow (Queue time) | | Edge Quality | Geometric/Smooth | Soft/Photorealistic | Soft | | Price | One-time (Est. $99) | Creative Cloud Sub | Monthly credits | AEScripts Mask Prompter v1.0.0 for After Effect...
By allowing you to interact via natural language , the tool democratizes a historically technical skill. A graphic designer who fears the pen tool can now extract a logo from a video by typing "circle with a star inside." For decades, motion designers, VFX artists, and video
Whether you are isolating a talking head for a YouTube thumbnail, extracting a product for a commercial, or cutting out hair for a cinematic composite, the process has traditionally been tedious. While Adobe has introduced "Roto Brush 3" and Content-Aware Fill, the community always hungers for specialized third-party innovation. A graphic designer who fears the pen tool
After purchasing via AEScripts (compatible with Adobe After Effects 2023+), you’ll find Mask Prompter v1.0.0 in the Window > Extensions menu.
Note: v1.0.0 currently prefers Nvidia RTX GPUs for fastest generation; CPU fallback is slower but viable.
Have you used Mask Prompter v1.0.0 in your workflow? Share your before-and-after render times in the comments below.