The antonyms for the phrase "am released" are quite diverse, depending on the context of the phrase. For example, if "am released" refers to physical confinement, some antonyms could be "captured," "imprisoned," "detained," or "confined."
If the phrase refers to emotional or mental states, antonyms could be "stressed," "anxious," "trapped," or "burdened."
In a professional context, antonyms for "am released" could be "assigned," "required," "obligated," or "committed."
Overall, the antonyms for "am released" are varied and depend on the usage and context of the phrase.