Community price on backpack.tf: 220 keys, last changed 2025-11-17 (10mo ago). The live quote above, 141 keys, is 36% lower and last moved 2d ago. They are different measures: the quote is what traders and bots are asking and bidding on the classifieds right now, and it moves for thousands of items every day; the community price is a suggestion accepted by vote, which changes only when someone argues it should. A quote well away from the vote is usually a price that is about to be re-argued. Community prices from backpack.tf, read under an hour ago.
Price history
22 observations
Interactive chart. Press the left and right arrow keys to move along the series, Home or End to jump to either end, Escape to clear.
The key axis converts at today's rate. Prices are recorded in metal, so a line that is flat in keys followed the key rate rather than standing still.
Purple Energy Plumber's Cap sell price, 2025-09-25 to 2026-09-03: 22 observations, from 114 keys to 141 keys.
Observed (UTC)
Sell
Buy
25 SEP 2025 · 03:29 UTC
114 keys
93.2 keys
30 SEP 2025 · 21:49 UTC
113 keys
92.3 keys
9 OCT 2025 · 09:28 UTC
108 keys
97.0 keys
19 OCT 2025 · 21:18 UTC
103 keys
92.3 keys
25 OCT 2025 · 17:38 UTC
97.6 keys
87.9 keys
10 NOV 2025 · 01:38 UTC
100 keys
90.1 keys
24 JUN 2026 · 03:12 UTC
146 keys
127 keys
29 JUN 2026 · 01:14 UTC
151 keys
132 keys
5 JUL 2026 · 23:12 UTC
109 keys
94.5 keys
12 JUL 2026 · 22:44 UTC
109 keys
95.2 keys
19 JUL 2026 · 22:44 UTC
114 keys
99.2 keys
29 JUL 2026 · 06:44 UTC
111 keys
96.7 keys
3 AUG 2026 · 00:24 UTC
121 keys
105 keys
10 AUG 2026 · 13:10 UTC
129 keys
112 keys
21 AUG 2026 · 10:09 UTC
121 keys
106 keys
22 AUG 2026 · 14:08 UTC
121 keys
105 keys
24 AUG 2026 · 02:09 UTC
122 keys
106 keys
26 AUG 2026 · 02:09 UTC
122 keys
106 keys
27 AUG 2026 · 14:09 UTC
42.1 keys
36.6 keys
28 AUG 2026 · 07:13 UTC
42.9 keys
37.3 keys
31 AUG 2026 · 22:10 UTC
133 keys
116 keys
3 SEP 2026 · 08:09 UTC
141 keys
123 keys
Price history in numbers
22 readings since 25 Sep 2025
Over the last 30 days the Purple Energy Plumber's Cap's sell price ranged from 42.1 keys to 141 keys and is up 9.9% after 8 moves. Over a year it ranged from 42.1 keys to 151 keys (up 24.0%). Today's 141 keys sits in the upper third of its range: the lowest we have recorded is 42.1 keys (27 Aug 2026) and the highest 151 keys (29 Jun 2026). The price has moved 21 times since we began recording it — about once every 16 days.