Muddy key
F2PBuy limit: 11,000·last trade 18m ago
Confidence
Will it fill?45%
Will it profit?52%
Joint confidence24%
Suggested prices
ConservativeSafe fillsBigger margins
Buy at5,421
Buy fills14%
Sell at5,638
Sell fills15%
Net / item105 (1.9%)
Est. profit / 4h196.5K
1,871 units · round-trip fill 2%
Insta-sell
5,343
cheapest buy (full spread)
Insta-buy
5,716
dearest sell (full spread)
Gross margin
373
GE tax
114
2% per item, max 5M
Net margin
259
4.8% ROI
Volatility
2.0%
price noise (1h history)
How to flip the Muddy key
The Muddy key is a free-to-play Old School RuneScape item — “It looks like the key to a chest.”. Its Grand Exchange buy limit is 11,000 per 4 hours. Right now it buys at 5,343 gp and sells at 5,716 gp — a net margin of 259 gp (4.8% ROI) after the 2% Grand Exchange tax of 114 gp. High alchemy yields 48 gp.
To flip it, place a buy offer near 5,343 gp and a sell offer near 5,716 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 volume39%
Two-sided liquidity79%
Recent activity86%
Size vs market3%
Why this profit score
Spread persistence6%
No price spike81%
Margin plausibility100%