Preheat the oven to 200 degrees (top / bottom heat).
Wash and slice the tomatoes. Wash the thyme, shake dry and pluck half of the leaves from the stems. Mix the cream cheese, crème fraîche and eggs, add the thyme leaves, season with salt and pepper.
Place the puff pastry in a rectangular shape (approx. 40 cm) lined with baking paper, prick several times with a fork. Spread the cheese cream on top and prebake in the oven for 15 minutes.
Spread tomatoes, olives and thyme sprigs on top and bake for another 10-15 minutes.