Create New AI Language With Both Lisp and Prolog features.
Please Add AI Features in C# , C++ , ... Languages or Create New AI Programming Language.
How about an old language?
Zabih, Ramin, David A. McAllester, and David Chapman. “Non-Deterministic Lisp with Dependency-Directed Backtracking,” 1987. https://www.aaai.org/Papers/AAAI/1987/AAAI87-011.pdf
Néstor Sánchez A. commented
I don't know if a new language is required, but a standard library with AI algorithms and data structures would be great!