Community price on backpack.tf: 25.0 keys, last changed 2024-10-26 (1.9y ago). The live quote above, 19.5 keys, is 22% 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
48 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.
Cloud 9 Brain Interface sell price, 2025-09-25 to 2026-08-31: 48 observations, from 24.9 keys to 19.5 keys. Sampled evenly across the range.
Observed (UTC)
Sell
Buy
25 SEP 2025 · 03:29 UTC
24.9 keys
20.4 keys
30 SEP 2025 · 22:22 UTC
24.9 keys
20.4 keys
9 OCT 2025 · 09:55 UTC
23.8 keys
21.4 keys
25 OCT 2025 · 18:08 UTC
21.6 keys
19.4 keys
10 NOV 2025 · 02:03 UTC
22.6 keys
20.3 keys
4 FEB 2026 · 04:23 UTC
862 keys
17.8 keys
10 FEB 2026 · 06:43 UTC
20.7 keys
17.4 keys
16 FEB 2026 · 12:40 UTC
21.9 keys
17.6 keys
1 MAR 2026 · 02:44 UTC
19.9 keys
17.4 keys
8 MAR 2026 · 18:43 UTC
19.4 keys
15.7 keys
15 MAR 2026 · 22:08 UTC
18.9 keys
11.9 keys
22 MAR 2026 · 16:08 UTC
20.1 keys
14.5 keys
1 APR 2026 · 14:30 UTC
20.6 keys
15.3 keys
23 APR 2026 · 14:32 UTC
20.7 keys
15.6 keys
1 MAY 2026 · 12:30 UTC
18.7 keys
14.5 keys
9 MAY 2026 · 14:32 UTC
19.9 keys
14.8 keys
17 MAY 2026 · 20:34 UTC
19.8 keys
14.7 keys
22 MAY 2026 · 20:30 UTC
19.7 keys
15.3 keys
9 JUN 2026 · 00:32 UTC
19.7 keys
14.7 keys
16 JUN 2026 · 00:12 UTC
19.5 keys
15.2 keys
22 JUN 2026 · 02:12 UTC
20.2 keys
15.0 keys
30 JUN 2026 · 01:12 UTC
15.5 keys
13.5 keys
12 JUL 2026 · 14:44 UTC
17.8 keys
15.4 keys
19 JUL 2026 · 22:44 UTC
18.6 keys
16.2 keys
29 JUL 2026 · 02:45 UTC
20.0 keys
17.3 keys
3 AUG 2026 · 00:24 UTC
20.7 keys
18.1 keys
11 AUG 2026 · 01:12 UTC
20.9 keys
18.2 keys
21 AUG 2026 · 16:08 UTC
19.5 keys
16.9 keys
22 AUG 2026 · 04:09 UTC
19.5 keys
17.0 keys
22 AUG 2026 · 18:09 UTC
19.5 keys
17.0 keys
23 AUG 2026 · 06:09 UTC
19.6 keys
17.0 keys
23 AUG 2026 · 20:09 UTC
19.6 keys
17.0 keys
24 AUG 2026 · 20:09 UTC
19.6 keys
17.0 keys
25 AUG 2026 · 08:09 UTC
19.6 keys
17.0 keys
25 AUG 2026 · 22:09 UTC
19.5 keys
17.0 keys
26 AUG 2026 · 14:09 UTC
19.6 keys
17.0 keys
27 AUG 2026 · 04:10 UTC
19.6 keys
17.0 keys
28 AUG 2026 · 07:13 UTC
19.6 keys
17.0 keys
28 AUG 2026 · 18:09 UTC
19.6 keys
17.0 keys
31 AUG 2026 · 12:09 UTC
19.5 keys
17.0 keys
Price history in numbers
48 readings since 25 Sep 2025
Over the last 30 days the Cloud 9 Brain Interface's sell price ranged from 19.5 keys to 20.9 keys and is down 6.5% after 16 moves. Over a year it ranged from 15.5 keys to 862 keys (down 21.6%). Today's 19.5 keys sits at the bottom of its range: the lowest we have recorded is 15.5 keys (30 Jun 2026) and the highest 862 keys (4 Feb 2026). The price has moved 47 times since we began recording it — about once every 7 days.