Onion

A strong smelling onion. Onion is a free-to-play item traded on the Old School RuneScape Grand Exchange.

Onion trades for 16 gp, making it one of the cheapest items on the GE. The buy-sell spread is 2 gp (12.5%), which indicates a wide gap between instant buy and sell — typical of less liquid items.

Onion has very low trading volume (3 recent trades), which means wider spreads and slower fills. With a buy limit of 13,000 every 4 hours, you can trade in large quantities per session.

Onion currently has a negative margin of -2 gp after tax, meaning instant flips would result in a loss at these prices. Margins fluctuate throughout the day — check back later or set a price alert to be notified when the margin turns positive. The price has dropped 11.1% in the last hour, which could signal a buying opportunity if the margin improves.

Onion has a high alchemy value of 1 gp, but at the current buy price it is not profitable to alch.

Set a price alert to get notified when the margin changes, or add this item to your watchlist for quick access.