Community price on backpack.tf: 90.0–115 keys, last changed 2021-07-29 (5.2y ago). The live quote above, 101 keys, is inside the community’s range and last moved 13d 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
130 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 Law sell price, 2025-09-25 to 2026-10-11: 130 observations, from 116 keys to 129 keys. Sampled evenly across the range.
Observed (UTC)
Sell
Buy
25 SEP 2025 · 03:29 UTC
116 keys
74.4 keys
19 OCT 2025 · 20:38 UTC
106 keys
75.1 keys
23 NOV 2025 · 22:42 UTC
138 keys
13.0 keys
15 DEC 2025 · 00:44 UTC
141 keys
88.8 keys
4 JAN 2026 · 08:48 UTC
131 keys
94.8 keys
1 FEB 2026 · 23:44 UTC
123 keys
91.9 keys
22 FEB 2026 · 22:41 UTC
121 keys
93.3 keys
15 MAR 2026 · 20:07 UTC
118 keys
91.7 keys
12 APR 2026 · 08:31 UTC
127 keys
100 keys
10 MAY 2026 · 20:32 UTC
112 keys
102 keys
2 JUN 2026 · 22:30 UTC
129 keys
12.0 keys
22 JUN 2026 · 00:11 UTC
113 keys
32.1 keys
19 JUL 2026 · 12:45 UTC
108 keys
34.4 keys
21 AUG 2026 · 00:09 UTC
87.5 keys
76.1 keys
22 AUG 2026 · 14:08 UTC
99.2 keys
86.2 keys
25 AUG 2026 · 12:08 UTC
149 keys
89.3 keys
27 AUG 2026 · 04:10 UTC
148 keys
98.0 keys
28 AUG 2026 · 22:09 UTC
118 keys
103 keys
30 AUG 2026 · 22:09 UTC
118 keys
103 keys
1 SEP 2026 · 10:08 UTC
117 keys
101 keys
2 SEP 2026 · 22:08 UTC
116 keys
101 keys
4 SEP 2026 · 10:08 UTC
123 keys
107 keys
6 SEP 2026 · 10:08 UTC
123 keys
107 keys
9 SEP 2026 · 00:09 UTC
119 keys
103 keys
11 SEP 2026 · 04:09 UTC
120 keys
105 keys
13 SEP 2026 · 04:08 UTC
122 keys
106 keys
14 SEP 2026 · 16:08 UTC
122 keys
106 keys
16 SEP 2026 · 04:07 UTC
126 keys
109 keys
18 SEP 2026 · 06:07 UTC
127 keys
111 keys
19 SEP 2026 · 20:08 UTC
127 keys
111 keys
21 SEP 2026 · 08:10 UTC
128 keys
111 keys
22 SEP 2026 · 12:09 UTC
127 keys
110 keys
24 SEP 2026 · 02:09 UTC
128 keys
111 keys
24 SEP 2026 · 14:09 UTC
128 keys
111 keys
28 SEP 2026 · 06:11 UTC
128 keys
111 keys
29 SEP 2026 · 00:08 UTC
128 keys
111 keys
29 SEP 2026 · 16:10 UTC
128 keys
111 keys
2 OCT 2026 · 02:08 UTC
126 keys
109 keys
7 OCT 2026 · 23:10 UTC
126 keys
109 keys
11 OCT 2026 · 01:10 UTC
129 keys
112 keys
Price history in numbers
130 readings since 25 Sep 2025
Over the last 30 days the Purple Energy Law's sell price ranged from 101 keys to 130 keys and is up 5.3% after 45 moves. Over a year it ranged from 87.5 keys to 149 keys (up 21.0%). Today's 129 keys sits in the upper third of its range: the lowest we have recorded is 87.5 keys (21 Aug 2026) and the highest 149 keys (26 Jul 2026). The price has moved 127 times since we began recording it — about once every 3 days.