Roughly 20 robots are currently available for helping visitors and pilgrims at the haj.
Only immunised pilgrims are eligible for permits to perform the pilgrimage and to attend prayers in the Grand Mosque during Ramadan.
The poster depicted a mythical half-woman and half-snake on the Kaaba with flags of LGBT, lesbian, trans and asexual people.
Politicians and elected representatives have been the biggest recipients of haj quotas over the decades.
Under this arrangement, some sectors would be allowed to travel, including government officials, diplomats and individuals needing urgent medical attention.