Community price on backpack.tf: 46.0–47.0 keys, last changed 2023-01-13 (3.6y ago). The live quote above, 67.5 keys, is 47% higher and last moved 2d 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
58 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.
Green Energy Whoopee Cap sell price, 2025-09-25 to 2026-09-04: 58 observations, from 48.0 keys to 67.5 keys. Sampled evenly across the range.
Observed (UTC)
Sell
Buy
25 SEP 2025 · 03:29 UTC
48.0 keys
39.3 keys
30 SEP 2025 · 20:22 UTC
47.9 keys
39.2 keys
19 OCT 2025 · 19:52 UTC
43.6 keys
39.2 keys
25 OCT 2025 · 16:11 UTC
41.5 keys
37.4 keys
10 DEC 2025 · 22:49 UTC
91.1 keys
70.2 keys
16 DEC 2025 · 20:39 UTC
93.6 keys
72.3 keys
8 JAN 2026 · 23:41 UTC
75.0 keys
63.8 keys
18 JAN 2026 · 17:18 UTC
74.0 keys
64.5 keys
1 FEB 2026 · 21:44 UTC
67.1 keys
60.9 keys
8 FEB 2026 · 22:41 UTC
65.5 keys
59.5 keys
24 FEB 2026 · 06:40 UTC
62.2 keys
48.7 keys
1 MAR 2026 · 06:41 UTC
65.5 keys
48.3 keys
15 MAR 2026 · 22:06 UTC
64.0 keys
47.3 keys
24 MAR 2026 · 10:06 UTC
64.8 keys
51.0 keys
30 MAR 2026 · 06:06 UTC
66.3 keys
52.1 keys
12 APR 2026 · 14:29 UTC
65.3 keys
49.6 keys
19 APR 2026 · 20:30 UTC
66.0 keys
52.4 keys
3 MAY 2026 · 22:30 UTC
61.7 keys
49.4 keys
10 MAY 2026 · 20:31 UTC
65.5 keys
52.8 keys
1 JUN 2026 · 08:30 UTC
65.8 keys
53.1 keys
8 JUN 2026 · 02:29 UTC
64.9 keys
52.4 keys
22 JUN 2026 · 00:10 UTC
63.8 keys
52.3 keys
29 JUN 2026 · 07:13 UTC
64.4 keys
55.9 keys
24 JUL 2026 · 10:44 UTC
63.8 keys
55.5 keys
29 JUL 2026 · 00:45 UTC
66.1 keys
57.5 keys
10 AUG 2026 · 11:10 UTC
69.3 keys
60.2 keys
20 AUG 2026 · 20:08 UTC
67.1 keys
58.3 keys
21 AUG 2026 · 20:09 UTC
67.0 keys
58.3 keys
22 AUG 2026 · 22:08 UTC
67.5 keys
58.7 keys
24 AUG 2026 · 18:09 UTC
67.3 keys
58.5 keys
26 AUG 2026 · 06:09 UTC
68.6 keys
59.7 keys
26 AUG 2026 · 18:08 UTC
69.2 keys
60.2 keys
29 AUG 2026 · 00:09 UTC
69.4 keys
60.4 keys
29 AUG 2026 · 12:09 UTC
69.2 keys
60.2 keys
30 AUG 2026 · 04:09 UTC
69.5 keys
60.4 keys
31 AUG 2026 · 04:09 UTC
68.6 keys
59.6 keys
3 SEP 2026 · 08:09 UTC
67.3 keys
58.5 keys
3 SEP 2026 · 16:08 UTC
69.4 keys
60.3 keys
4 SEP 2026 · 00:08 UTC
67.7 keys
58.9 keys
4 SEP 2026 · 04:08 UTC
67.5 keys
58.7 keys
Price history in numbers
58 readings since 25 Sep 2025
Over the last 30 days the Green Energy Whoopee Cap's sell price ranged from 67.0 keys to 69.5 keys and is down 2.6% after 20 moves. Over a year it ranged from 41.5 keys to 93.6 keys (up 40.7%). Today's 67.5 keys sits in the middle of its range: the lowest we have recorded is 41.5 keys (25 Oct 2025) and the highest 93.6 keys (16 Dec 2025). The price has moved 57 times since we began recording it — about once every 6 days.