HACC Gen Extender Documentation

5. Tool Catalog

5.9. Image Description

Describes the contents of an uploaded image. Upload an image and provide an instruction prompt.

Field

Type

Default

Notes

Image upload

File (drag/drop or picker)

None (required)

Accepts PNG, JPG, JPEG, WEBP

Prompt

Textarea

Empty

Required — e.g. "Describe this chart in detail."

⚠️ Warning: If you click Run without uploading an image, the plugin will show: "Please upload an image first."