Grapes

Grapes is a free-to-play item on the OSRS Grand Exchange in the other category.

In-game examine text: "Good grapes for wine making."

It has a Grand Exchange buy limit of 20,000 every four hours, a high alchemy value of 1 gp, and item ID 1987.

View on OSRS Wiki

Grapes currently has a flip margin of −1 gp, which isn't profitable to flip right now despite 6,503,422 trades over the last 24 hours.

Items with negative or zero margins like this are better watched than actively flipped until the spread widens.