But the Nkosazana Dlamini-Zuma camp is trying to convince him not to oppose her.
The African Union believes it could fund its own programmes if it was not losing so much money through illicit outflows of capital from the continent.
President Jacob Zuma has stressed that incorporating the African Union anthem in SA schools and churches will help build African unity.
According to leaked secret intelligence documents, Dlamini-Zuma allegedly faced "an eminent threat" to her life in Addis Ababa in 2012.
African leaders are set to discuss economic recovery for countries affected by war and the Ebola virus at the African Union summit in Adis Ababa.
There are 15 key pointers to watch this year that will indicate the direction in which Africa is heading.
Marc Ravalomanana's son alleges he is being forcibly held while SADC condemns his surprise return.
The AU said lifting the travel ban would ease the economic impact of the restrictions, which add to continent's woes.
The African Union will have to deal with a crisis of another colour altogether, even as a continental response strategy to illness takes shape.
The league's already delayed national conference will take place even later than expected amid concerns that the organisation is losing its relevancy.
In five years' time, South Africa will be led by Baleka Mbete or Nkosazana Dlamini-Zuma – that's if the ANC Women's League (ANCWL) has its way.
Following reports that Baleka Mbete is earmarked for a top position in the ANC, Jacob Zuma says SA could see a woman president sooner than expected.
Although Jacob Zuma supporters are trying to secure the presidency for Cyril Ramaphosa, there is a group that wants Nkosazana Dlamini-Zuma to return.
The nation's healthcare system reflects the actions of the ministers responsible for it over the years.
How will Africans achieve a more prosperous and peaceful continent in 50 years' time?
What if we were to appoint an all-female Cabinet, with a woman president at the helm? Here's who would rule, according to Richard Calland.
With many observers barred from covering Zimbabwe's election, the AU and SADC are becoming the world's eyes and ears in a test of their credibility.
African Union Commission chairperson Nkosazana Dlamini-Zuma has flown into Harare to assess Zimbabwe's preparedness for next week's elections.