Community price on backpack.tf: 105–115 keys, last changed 2024-04-02 (2.5y ago). The live quote above, 127 keys, is 21% higher and last moved 12d 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
155 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.
Smoking Brainiac Hairpiece sell price, 2025-09-25 to 2026-10-10: 155 observations, from 119 keys to 133 keys. Sampled evenly across the range.
Observed (UTC)
Sell
Buy
25 SEP 2025 · 03:29 UTC
119 keys
89.0 keys
25 OCT 2025 · 16:58 UTC
104 keys
84.7 keys
8 DEC 2025 · 00:50 UTC
140 keys
125 keys
15 FEB 2026 · 22:40 UTC
123 keys
103 keys
15 MAR 2026 · 22:07 UTC
112 keys
57.8 keys
19 APR 2026 · 22:30 UTC
123 keys
92.1 keys
24 MAY 2026 · 22:30 UTC
118 keys
92.9 keys
30 JUN 2026 · 13:13 UTC
111 keys
96.4 keys
30 JUL 2026 · 16:44 UTC
117 keys
102 keys
27 AUG 2026 · 12:08 UTC
121 keys
105 keys
27 AUG 2026 · 20:10 UTC
121 keys
105 keys
28 AUG 2026 · 12:07 UTC
122 keys
106 keys
29 AUG 2026 · 00:09 UTC
122 keys
106 keys
31 AUG 2026 · 02:09 UTC
121 keys
105 keys
2 SEP 2026 · 12:08 UTC
119 keys
103 keys
4 SEP 2026 · 14:08 UTC
123 keys
107 keys
6 SEP 2026 · 14:09 UTC
127 keys
111 keys
9 SEP 2026 · 06:10 UTC
123 keys
107 keys
11 SEP 2026 · 18:09 UTC
124 keys
108 keys
13 SEP 2026 · 18:08 UTC
125 keys
109 keys
15 SEP 2026 · 18:08 UTC
127 keys
111 keys
17 SEP 2026 · 18:08 UTC
129 keys
113 keys
19 SEP 2026 · 10:08 UTC
131 keys
114 keys
20 SEP 2026 · 08:08 UTC
130 keys
113 keys
21 SEP 2026 · 02:11 UTC
130 keys
113 keys
21 SEP 2026 · 10:10 UTC
131 keys
114 keys
22 SEP 2026 · 00:09 UTC
131 keys
114 keys
23 SEP 2026 · 16:08 UTC
130 keys
113 keys
24 SEP 2026 · 12:08 UTC
131 keys
114 keys
25 SEP 2026 · 02:08 UTC
131 keys
114 keys
25 SEP 2026 · 10:08 UTC
132 keys
114 keys
25 SEP 2026 · 22:09 UTC
132 keys
115 keys
1 OCT 2026 · 14:08 UTC
127 keys
111 keys
5 OCT 2026 · 15:09 UTC
133 keys
115 keys
6 OCT 2026 · 17:09 UTC
133 keys
116 keys
7 OCT 2026 · 11:09 UTC
130 keys
113 keys
7 OCT 2026 · 19:09 UTC
132 keys
115 keys
8 OCT 2026 · 09:10 UTC
133 keys
116 keys
8 OCT 2026 · 17:10 UTC
133 keys
115 keys
10 OCT 2026 · 13:09 UTC
133 keys
116 keys
Price history in numbers
155 readings since 25 Sep 2025
Over the last 30 days the Smoking Brainiac Hairpiece's sell price ranged from 125 keys to 134 keys and is up 6.3% after 79 moves. Over a year it ranged from 104 keys to 140 keys (up 21.7%). Today's 133 keys sits in the upper third of its range: the lowest we have recorded is 104 keys (25 Oct 2025) and the highest 140 keys (8 Dec 2025). The price has moved 153 times since we began recording it — about once every 2 days.