Community price on backpack.tf: 50.0 keys, last changed 2021-12-15 (4.7y ago). The live quote above, 37.6 keys, is 25% lower and last moved 19h 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
30 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.
Laugh-O-Lantern Brain Interface sell price, 2025-09-25 to 2026-09-05: 30 observations, from 51.6 keys to 37.6 keys.
Observed (UTC)
Sell
Buy
25 SEP 2025 · 03:29 UTC
51.6 keys
42.1 keys
30 SEP 2025 · 22:22 UTC
51.5 keys
42.1 keys
9 OCT 2025 · 09:55 UTC
49.2 keys
44.3 keys
19 OCT 2025 · 21:48 UTC
46.8 keys
42.1 keys
25 OCT 2025 · 18:08 UTC
44.5 keys
40.1 keys
10 NOV 2025 · 02:03 UTC
45.7 keys
41.1 keys
22 JUN 2026 · 17:13 UTC
8.85 keys
7.70 keys
29 JUN 2026 · 05:13 UTC
27.0 keys
23.5 keys
5 JUL 2026 · 23:12 UTC
24.6 keys
21.4 keys
12 JUL 2026 · 22:44 UTC
26.6 keys
23.1 keys
19 JUL 2026 · 18:44 UTC
27.3 keys
23.7 keys
29 JUL 2026 · 02:45 UTC
29.6 keys
25.7 keys
3 AUG 2026 · 02:24 UTC
28.5 keys
24.7 keys
10 AUG 2026 · 01:11 UTC
30.7 keys
26.6 keys
20 AUG 2026 · 00:09 UTC
9.68 keys
8.42 keys
21 AUG 2026 · 22:09 UTC
32.4 keys
28.2 keys
23 AUG 2026 · 08:08 UTC
30.1 keys
26.1 keys
24 AUG 2026 · 10:09 UTC
33.8 keys
29.4 keys
26 AUG 2026 · 20:09 UTC
9.67 keys
8.41 keys
27 AUG 2026 · 08:09 UTC
10.1 keys
8.81 keys
28 AUG 2026 · 00:09 UTC
10.1 keys
8.78 keys
30 AUG 2026 · 20:10 UTC
36.7 keys
31.9 keys
31 AUG 2026 · 08:09 UTC
38.3 keys
33.3 keys
31 AUG 2026 · 22:10 UTC
38.1 keys
33.1 keys
1 SEP 2026 · 14:08 UTC
37.8 keys
32.9 keys
2 SEP 2026 · 06:09 UTC
37.1 keys
32.3 keys
3 SEP 2026 · 04:08 UTC
37.5 keys
32.6 keys
3 SEP 2026 · 16:08 UTC
38.7 keys
33.7 keys
4 SEP 2026 · 08:09 UTC
38.9 keys
33.8 keys
5 SEP 2026 · 00:08 UTC
37.6 keys
32.7 keys
Price history in numbers
30 readings since 25 Sep 2025
Over the last 30 days the Laugh-O-Lantern Brain Interface's sell price ranged from 9.67 keys to 38.9 keys and is up 22.6% after 16 moves. Over a year it ranged from 8.85 keys to 51.6 keys (down 27.1%). Today's 37.6 keys sits in the upper third of its range: the lowest we have recorded is 8.85 keys (22 Jun 2026) and the highest 51.6 keys (25 Sep 2025). The price has moved 29 times since we began recording it — about once every 12 days.