The AMX A-1A is a Brazilian modification of the light tactical attack aircraft AMX. The aircraft is designed to perform various combat missions, including tactical reconnaissance, air patrol, and ground support. The AMX A-1A's construction incorporates modern composite materials, reducing the aircraft's weight and enhancing its maneuverability. It can reach speeds of up to 1150 km/h.

The armament, unique to the Brazilian modification, includes two 30mm DEFA 554 cannons with 300 rounds, two MAA-1 Piranha air-to-air missiles, six BA-FG-230-Lizard-II guided bombs, ballute-type retarded bombs BFA-230/2 and BFA-460/2, BINC-300 incendiary bombs, as well as BA-FG-230, BA-FG-460, BA-FG-920 bombs, and Skyfire-70 unguided rockets. Additionally, there is an option to install a laser/electro-optical targeting pod. The aircraft is equipped with night vision devices, and its countermeasures include chaff and flares.