A man accused of promising to send a stranger on the internet explicit pictures of his unborn child once it was born is now sleeping on the streets after his wife kicked him out.

A 23-year-old chef allegedly promised to send abusive pictures of his child, who wasn't even born at the time, to an undercover FBI agent in the US posing as a paedophile.

A 23-year-old chef allegedly promised to send pictures of his child to an undercover FBI agent posing as a paedophile.

The man, who was arrested by Australian Federal Police in January, has been charged with using a carriage service for child pornography material and three counts of possessing child pornography.

His lawyer Nick Hanly told Brisbane Magistrates Court on Thursday his client was having trouble meeting his bail requirements because he was sleeping on the street.