WTF is a "Multi-modality Vision Language Model"? Does it mean: - a program where you give it a text description, and it outputs a picture - a program where yo

WTF is a "Multi-modality Vision Language Model"? Does it mean: - a program where you give it a text description, and it outputs a picture - a program where you give it a picture, and it outputs a text description - both of the above - something else ?