Community price on backpack.tf: 183 keys, last changed 2026-08-11 (25d ago). The live quote above, 151 keys, is 17% lower and last moved 11h 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
60 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 Das Maddendoktor sell price, 2025-09-25 to 2026-09-05: 60 observations, from 161 keys to 151 keys. Sampled evenly across the range.
Observed (UTC)
Sell
Buy
25 SEP 2025 · 03:29 UTC
161 keys
132 keys
9 OCT 2025 · 08:37 UTC
154 keys
139 keys
19 OCT 2025 · 20:24 UTC
146 keys
132 keys
10 NOV 2025 · 00:46 UTC
146 keys
131 keys
18 MAY 2026 · 04:32 UTC
172 keys
145 keys
9 JUN 2026 · 18:32 UTC
170 keys
101 keys
23 JUN 2026 · 07:14 UTC
128 keys
112 keys
5 JUL 2026 · 23:12 UTC
131 keys
114 keys
12 JUL 2026 · 22:44 UTC
132 keys
115 keys
29 JUL 2026 · 00:45 UTC
143 keys
125 keys
3 AUG 2026 · 00:24 UTC
149 keys
129 keys
18 AUG 2026 · 22:33 UTC
131 keys
114 keys
24 AUG 2026 · 10:08 UTC
132 keys
114 keys
24 AUG 2026 · 16:08 UTC
131 keys
114 keys
24 AUG 2026 · 18:09 UTC
132 keys
114 keys
25 AUG 2026 · 00:08 UTC
132 keys
115 keys
25 AUG 2026 · 04:09 UTC
132 keys
115 keys
25 AUG 2026 · 10:09 UTC
132 keys
115 keys
25 AUG 2026 · 12:08 UTC
132 keys
115 keys
25 AUG 2026 · 18:09 UTC
132 keys
115 keys
25 AUG 2026 · 20:09 UTC
132 keys
115 keys
26 AUG 2026 · 00:08 UTC
132 keys
115 keys
26 AUG 2026 · 12:09 UTC
132 keys
115 keys
27 AUG 2026 · 12:08 UTC
132 keys
115 keys
28 AUG 2026 · 00:09 UTC
132 keys
115 keys
29 AUG 2026 · 00:09 UTC
133 keys
115 keys
29 AUG 2026 · 12:09 UTC
132 keys
115 keys
30 AUG 2026 · 12:08 UTC
136 keys
118 keys
31 AUG 2026 · 00:08 UTC
147 keys
128 keys
31 AUG 2026 · 10:09 UTC
148 keys
128 keys
31 AUG 2026 · 12:09 UTC
148 keys
129 keys
1 SEP 2026 · 02:09 UTC
146 keys
127 keys
1 SEP 2026 · 04:09 UTC
146 keys
127 keys
1 SEP 2026 · 14:08 UTC
148 keys
128 keys
1 SEP 2026 · 18:08 UTC
149 keys
130 keys
2 SEP 2026 · 10:08 UTC
150 keys
130 keys
2 SEP 2026 · 22:07 UTC
152 keys
132 keys
3 SEP 2026 · 22:08 UTC
154 keys
134 keys
4 SEP 2026 · 10:08 UTC
157 keys
137 keys
5 SEP 2026 · 10:08 UTC
151 keys
131 keys
Price history in numbers
60 readings since 25 Sep 2025
Over the last 30 days the Purple Energy Das Maddendoktor's sell price ranged from 131 keys to 157 keys and is up 0.1% after 43 moves. Over a year it ranged from 128 keys to 174 keys (down 6.4%). Today's 151 keys sits in the middle of its range: the lowest we have recorded is 128 keys (23 Jun 2026) and the highest 174 keys (22 May 2026). The price has moved 59 times since we began recording it — about once every 6 days.