Spurs beat their London rivals in the first leg of the semi finals after goals from Josh Onomah and Kazaiah Sterling.
And Pochettino said the academy has a bright future.
The Argentine coach said: ???We were yesterday watching the game and happy because it was a really good performance and result.
???We can see the potential players for the first team. There are many talents at the academy level.???
One of the players who has come through the academy is Ryan Mason who is establishing himself in the first team.
And Pochettino is pleased the midfielder scored his first league goal for the club in the thrilling 3-2 win over Swansea City on Wednesday.
???He has scored his first Premier League goal which is a good thing for him and his confidence,??? he added.
???I am happy with his performances.???