There are some diplomacy AIs - I worked on a simple one as a project in college....

Anderkent on June 19, 2014 | parent | context | favorite | on: The Board Game of the Alpha Nerds

There are some diplomacy AIs - I worked on a simple one as a project in college. There's a standard for communication and a range of bots already implemented. See the mailing list at https://groups.yahoo.com/neo/groups/dipai/info