Chaos rune
F2PBuy limit: 18,000·last trade 1m ago
Confidence
Confidence80%
One score blending fill chance, market volume and profit quality.
Fill chance93%
Volume100%
Profit62%
Suggested prices
ConservativeSafe fillsBigger margins
Buy at86
Buy fills60%
Sell at88
Sell fills62%
Net / item1 (1.2%)
Est. profit / 4h18.0K
18,000 units · 93% fill confidence
Insta-sell
85
cheapest buy (full spread)
Insta-buy
89
dearest sell (full spread)
Gross margin
4
GE tax
1
2% per item, max 5M
Net margin
3
3.5% ROI
Volatility
3.1%
price noise (1h history)
How to flip the Chaos rune
The Chaos rune is a free-to-play Old School RuneScape item — “Used for low level missile spells.”. Its Grand Exchange buy limit is 18,000 per 4 hours. Right now it buys at 85 gp and sells at 89 gp — a net margin of 3 gp (3.5% ROI) after the 2% Grand Exchange tax of 1 gp. High alchemy yields 54 gp.
To flip it, place a buy offer near 85 gp and a sell offer near 89 gp; the spread minus GE tax is your profit. Confidence figures are model estimates from live OSRS Wiki prices, not guarantees — flip responsibly.
Price history
● insta-buy● insta-sell● moving avg
Why this fill score
Trading volume100%
Two-sided liquidity54%
Recent activity99%
Size vs market100%
Why this profit score
Spread persistence50%
No price spike100%
Margin plausibility100%