Gaziantep is famous for its regional specialities: the copper-ware products and "Yemeni" slippers, specific to the region, are two examples. The city is an economic center for South Eastern and Eastern Turkey. The number of large industrial businesses established in Gaziantep comprise four percent of Turkish industry in general, while small industries comprise six percent. Also Gaziantep has the largest organized industrial area in Turkey and holds first position in exports and imports.
Gaziantep also has a developing tourist industry. Development around the base of the castle upgrades the beauty and accessibility to the castle and to the surrounding copper workshops. New restaurants and tourist friendly businesses are moving into the area. In comparison with some other regions of Turkey, tourists are still a novelty in Gaziantep and the locals make them very welcome. Many students studying the English language are willing to be guides for tourists.
Gaziantep is one of the leading producers of machined carpets in the world. It exported approximately $700 million USD of machine-made carpets in 2006. There are over 100 carpet facilities in the Gaziantep Organized Industrial Zone.
Gaziantep also produced 60,000 MT of pistachios in 2007. Turkey is third in pistachio production in the world, after Iran and USA. The town lends its name to the Turkish word for "pistachio", antep fıstığı, meaning "antep nut".