Extended antifire(3)
3 doses of extended anti-firebreath potion.
Extended antifire(3) is a members-only item on the OSRS Grand Exchange. Recent trades put the high price at 251 GP (1h ago) and the low price at 128 GP (43m ago). Buying at the low price and selling at the high price would leave 118 GP per item after the 2% tax (92.19% of the buy price). You can buy up to 2,000 every four hours. High Alchemy would lose 94 GP per cast if you bought it at the low price and paid for the nature rune. 488 were traded in the last 24 hours.
| High | 251 GP () |
|---|---|
| Low | 128 GP () |
| Tax | 5 GP |
| Margin | 118 GP |
| ROI | 92.19% |
| Buy limit | 2,000 every 4 hours |
| High alchemy | 198 GP |
Buy price (insta-sell / low): 128 GP
Sell price (insta-buy / high): 251 GP
Margin after tax: 118 GP per unit. Grand Exchange tax on a sale is 5 GP.
Buy limit: 2,000 every 4 hours.
The full buy limit of 2,000 Extended antifire(3) costs 256,000 GP at the current buy price. Across that quantity, the after-tax margin is 236,000 GP.
- Grand Exchange buy limit: 2,000 every 4 hours
- Members-only item
- High alchemy value: 198 GP
- Low alchemy value: 132 GP
- Base value: 330 GP
Extended antifire(3) price history
- Over the past 7 days, the average high ranged from 148 GP to 251 GP across 16 hourly samples. From 2026-11-02 UTC to 2026-11-08 UTC, it moved from 251 GP to 251 GP (0 GP, 0.00%).
- Over the past 30 days, the average high ranged from 136 GP to 355 GP across 44 hourly samples. From 2026-10-10 UTC to 2026-11-08 UTC, it moved from 175 GP to 251 GP (+76 GP, +43.43%).
- Over the past 90 days, the average high ranged from 73 GP to 475 GP across 123 hourly samples. From 2026-08-10 UTC to 2026-11-08 UTC, it moved from 186 GP to 251 GP (+65 GP, +34.95%).
- Over the past 90 days, the highest average high was 475 GP on 2026-10-06 UTC, and the lowest was 73 GP on 2026-09-10 UTC.
As of 2026-11-08 UTC. See this week's market summary.
To cite this page: QuantScapers, "Extended antifire(3) price history", based on OSRS Wiki real-time price data through 2026-11-08 UTC. Calculations by QuantScapers.
What is the Grand Exchange buy limit for Extended antifire(3)?
You can buy up to 2,000 Extended antifire(3) every 4 hours on the Grand Exchange.
Is Extended antifire(3) a members-only item?
Extended antifire(3) is a members-only item and requires OSRS membership to trade.
What is Extended antifire(3)'s current buy and sell price?
At the latest update, Extended antifire(3)'s insta-sell (low) price is 128 GP and its insta-buy (high) price is 251 GP on the Grand Exchange.
How much Grand Exchange tax applies to Extended antifire(3)?
A sale of Extended antifire(3) pays the standard 2% Grand Exchange tax, which is 5 GP per unit at the current price.
What does a full buy limit of Extended antifire(3) cost?
Buying the full limit of 2,000 Extended antifire(3) costs 256,000 GP at the current insta-sell price of 128 GP each.