Community price on backpack.tf: 100 keys, last changed 2022-10-09 (3.9y ago). The live quote above, 9.81 keys, is 90% lower and last moved 5d 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
17 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.
Phantom Crown Brain Interface sell price, 2025-09-25 to 2026-08-31: 17 observations, from 100 keys to 9.81 keys.
Observed (UTC)
Sell
Buy
25 SEP 2025 · 03:29 UTC
100 keys
81.8 keys
30 SEP 2025 · 22:22 UTC
99.9 keys
81.7 keys
9 OCT 2025 · 09:55 UTC
95.5 keys
85.9 keys
19 OCT 2025 · 21:48 UTC
90.8 keys
81.7 keys
25 OCT 2025 · 18:09 UTC
86.5 keys
77.8 keys
10 NOV 2025 · 02:03 UTC
88.7 keys
79.8 keys
22 JUN 2026 · 17:13 UTC
47.0 keys
40.9 keys
29 JUN 2026 · 03:14 UTC
38.3 keys
33.3 keys
5 JUL 2026 · 13:11 UTC
40.1 keys
34.9 keys
12 JUL 2026 · 22:44 UTC
49.0 keys
42.6 keys
24 JUL 2026 · 02:44 UTC
25.9 keys
22.5 keys
30 JUL 2026 · 02:44 UTC
9.04 keys
7.88 keys
7 AUG 2026 · 05:12 UTC
9.40 keys
8.19 keys
20 AUG 2026 · 00:09 UTC
9.40 keys
8.17 keys
22 AUG 2026 · 12:09 UTC
62.5 keys
54.3 keys
26 AUG 2026 · 22:09 UTC
9.39 keys
8.16 keys
31 AUG 2026 · 10:09 UTC
9.81 keys
8.53 keys
Price history in numbers
17 readings since 25 Sep 2025
Over the last 30 days the Phantom Crown Brain Interface's sell price ranged from 9.39 keys to 62.5 keys and is up 4.4% after 4 moves. Over a year it ranged from 9.04 keys to 100 keys (down 90.2%). Today's 9.81 keys sits at the bottom of its range: the lowest we have recorded is 9.04 keys (30 Jul 2026) and the highest 100 keys (25 Sep 2025). The price has moved 16 times since we began recording it — about once every 21 days.