It needs some gp to buy the logs* for 1-50 firemaking, and some gp for food, but yes it's compatible from a level 3. I recommend having at least 100-200k total, but it isn't compatible with HCIM yet unless you have the logs ready in your bank. We're planning on adding a HCIM version (1-50) with woodcutting but that is still long away. The next biggest update will most likely be clue hunter grabber