Community price on backpack.tf: 29.0–30.0 keys, last changed 2020-01-25 (6.6y ago). The live quote above, 9.24 keys, is 68% lower and last moved 1d 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
28 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 Whoopee Cap sell price, 2025-09-25 to 2026-09-04: 28 observations, from 31.8 keys to 9.24 keys.
Observed (UTC)
Sell
Buy
25 SEP 2025 · 03:29 UTC
31.8 keys
25.1 keys
30 SEP 2025 · 20:22 UTC
31.8 keys
24.3 keys
9 OCT 2025 · 08:06 UTC
30.4 keys
25.6 keys
19 OCT 2025 · 19:52 UTC
28.9 keys
24.3 keys
25 OCT 2025 · 16:11 UTC
27.5 keys
23.2 keys
10 NOV 2025 · 00:12 UTC
31.4 keys
26.5 keys
11 DEC 2025 · 00:48 UTC
85.4 keys
77.6 keys
15 DEC 2025 · 00:38 UTC
85.5 keys
77.9 keys
9 JAN 2026 · 05:33 UTC
78.1 keys
66.0 keys
25 JAN 2026 · 11:42 UTC
71.6 keys
66.5 keys
5 MAR 2026 · 16:41 UTC
71.0 keys
64.5 keys
8 MAR 2026 · 04:41 UTC
74.7 keys
67.8 keys
3 APR 2026 · 12:30 UTC
76.0 keys
71.0 keys
11 APR 2026 · 10:29 UTC
74.8 keys
69.9 keys
19 APR 2026 · 04:30 UTC
74.8 keys
71.9 keys
1 MAY 2026 · 10:29 UTC
71.0 keys
27.8 keys
8 MAY 2026 · 08:31 UTC
74.2 keys
71.2 keys
15 MAY 2026 · 20:31 UTC
73.8 keys
70.8 keys
24 MAY 2026 · 20:29 UTC
73.5 keys
70.5 keys
2 JUN 2026 · 14:29 UTC
74.5 keys
69.4 keys
8 JUN 2026 · 14:30 UTC
80.6 keys
55.9 keys
7 AUG 2026 · 09:13 UTC
56.7 keys
49.2 keys
12 AUG 2026 · 07:11 UTC
49.1 keys
42.7 keys
20 AUG 2026 · 00:09 UTC
9.51 keys
8.27 keys
22 AUG 2026 · 12:08 UTC
23.3 keys
20.3 keys
27 AUG 2026 · 00:09 UTC
23.2 keys
20.2 keys
28 AUG 2026 · 04:08 UTC
9.52 keys
8.27 keys
4 SEP 2026 · 14:08 UTC
9.24 keys
8.03 keys
Price history in numbers
28 readings since 25 Sep 2025
Over the last 30 days the Purple Energy Whoopee Cap's sell price ranged from 9.24 keys to 56.7 keys and is down 83.7% after 6 moves. Over a year it ranged from 9.24 keys to 85.5 keys (down 71.0%). Today's 9.24 keys sits at the bottom of its range: the lowest we have recorded is 9.24 keys (4 Sep 2026) and the highest 85.5 keys (15 Dec 2025). The price has moved 27 times since we began recording it — about once every 13 days.