* "No, es broma": This is the most common and direct translation.
* "No, te estoy haciendo una broma": This emphasizes the playful nature of the statement.
* "No, estoy bromeando": This is another way to convey that you're joking.
* "No, solo estoy jugando": This emphasizes the lightheartedness of the statement.
The best translation will depend on the specific context and the desired tone.