"Yahoo users can now enjoy Jonty's take on World Cup action, as it unfolds, through the pre and post-game analysis. They will also have exciting opportunities to chat live with Jonty and get his perspective on specific questions," the US-based firm said in a statement.
Yahoo Cricket promises to provide fans with in-depth stories, expert analysis, player profiles, game statistics, videos, match forecasts and Rhodes' perspective on the game.
He has served as South Africa's fielding coach and is also an advisor-cum-fielding coach at the Mumbai Indians in the Indian Premier League.
Commenting on his association with Yahoo, Rhodes said: "With Yahoo Cricket, I am looking forward to sharing my thoughts with passionate cricket lovers and also to hearing back from them. Together, this World Cup is going to be much more fun.