Community price on backpack.tf: 29.0–33.0 keys, last changed 2023-11-05 (2.9y ago). The live quote above, 28.1 keys, is 3% lower 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
96 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 A Head Full of Hot Air sell price, 2025-09-25 to 2026-10-11: 96 observations, from 34.2 keys to 34.9 keys. Sampled evenly across the range.
Observed (UTC)
Sell
Buy
25 SEP 2025 · 03:29 UTC
34.2 keys
25.3 keys
9 OCT 2025 · 09:07 UTC
33.6 keys
25.8 keys
10 NOV 2025 · 01:18 UTC
32.2 keys
24.7 keys
22 NOV 2025 · 00:42 UTC
46.1 keys
38.7 keys
17 DEC 2025 · 06:49 UTC
47.5 keys
38.7 keys
29 DEC 2025 · 22:53 UTC
46.8 keys
12.9 keys
22 JAN 2026 · 05:44 UTC
42.7 keys
33.3 keys
3 FEB 2026 · 02:22 UTC
40.3 keys
31.4 keys
16 FEB 2026 · 08:40 UTC
42.2 keys
33.2 keys
8 MAR 2026 · 22:42 UTC
38.9 keys
31.2 keys
22 MAR 2026 · 20:08 UTC
41.4 keys
31.9 keys
12 APR 2026 · 22:30 UTC
41.7 keys
15.5 keys
1 MAY 2026 · 00:29 UTC
40.3 keys
28.0 keys
1 JUN 2026 · 00:30 UTC
39.3 keys
32.6 keys
15 JUN 2026 · 00:31 UTC
38.2 keys
32.5 keys
5 JUL 2026 · 21:12 UTC
38.1 keys
33.2 keys
23 JUL 2026 · 02:45 UTC
40.1 keys
34.8 keys
4 AUG 2026 · 17:12 UTC
42.9 keys
37.2 keys
21 AUG 2026 · 18:09 UTC
8.73 keys
7.59 keys
24 AUG 2026 · 22:09 UTC
19.6 keys
17.1 keys
31 AUG 2026 · 00:08 UTC
17.1 keys
14.9 keys
2 SEP 2026 · 10:08 UTC
16.6 keys
14.4 keys
7 SEP 2026 · 20:08 UTC
17.3 keys
15.1 keys
9 SEP 2026 · 16:09 UTC
17.0 keys
14.8 keys
12 SEP 2026 · 00:09 UTC
17.2 keys
15.0 keys
16 SEP 2026 · 16:08 UTC
17.2 keys
15.0 keys
20 SEP 2026 · 02:08 UTC
9.65 keys
8.39 keys
22 SEP 2026 · 18:09 UTC
22.7 keys
19.8 keys
23 SEP 2026 · 22:11 UTC
22.1 keys
19.2 keys
26 SEP 2026 · 00:08 UTC
28.4 keys
24.7 keys
27 SEP 2026 · 02:10 UTC
28.8 keys
25.0 keys
28 SEP 2026 · 14:07 UTC
29.0 keys
25.2 keys
29 SEP 2026 · 14:08 UTC
28.8 keys
25.0 keys
30 SEP 2026 · 14:08 UTC
28.5 keys
24.8 keys
4 OCT 2026 · 21:08 UTC
30.1 keys
26.1 keys
5 OCT 2026 · 21:09 UTC
30.7 keys
26.7 keys
7 OCT 2026 · 09:09 UTC
31.3 keys
27.2 keys
8 OCT 2026 · 23:10 UTC
32.7 keys
28.4 keys
10 OCT 2026 · 15:10 UTC
34.1 keys
29.7 keys
11 OCT 2026 · 15:09 UTC
34.9 keys
30.3 keys
Price history in numbers
96 readings since 25 Sep 2025
Over the last 30 days the Green Energy A Head Full of Hot Air's sell price ranged from 9.65 keys to 34.9 keys and is up 108.7% after 35 moves. Over a year it ranged from 8.73 keys to 48.0 keys (up 9.0%). Today's 34.9 keys sits in the middle of its range: the lowest we have recorded is 8.73 keys (21 Aug 2026) and the highest 48.0 keys (22 Dec 2025). The price has moved 93 times since we began recording it — about once every 4 days.