It was a first game for coach Emerse Fae since his side lifted the Cup of Nations title on home soil last month, but they had to come behind twice to draw after a lacklustre performance.
Benin midfielder Junior Olaitan opened the scoring before winger Max Gradel equalised just before the half-hour mark. Olaitan’s second goal put Benin on course for victory before Diakite equalised again after 69 minutes.
Ivory Coast play Uruguay in a friendly in Lens on Tuesday, another opportunity to build towards the resumption of 2026 African World Cup qualifiers in June.