Community price on backpack.tf: 200 keys, last changed 2024-02-22 (2.5y ago). The live quote above, 123 keys, is 39% lower 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
18 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.
Sulphurous Data Mining Light sell price, 2025-09-25 to 2026-09-04: 18 observations, from 204 keys to 123 keys.
Observed (UTC)
Sell
Buy
25 SEP 2025 · 03:29 UTC
204 keys
167 keys
30 SEP 2025 · 21:06 UTC
203 keys
166 keys
9 OCT 2025 · 08:47 UTC
194 keys
175 keys
19 OCT 2025 · 20:35 UTC
185 keys
166 keys
25 OCT 2025 · 16:57 UTC
176 keys
158 keys
10 NOV 2025 · 00:58 UTC
181 keys
162 keys
23 JUN 2026 · 15:13 UTC
104 keys
90.1 keys
29 JUN 2026 · 17:12 UTC
107 keys
93.2 keys
9 JUL 2026 · 16:44 UTC
105 keys
91.7 keys
19 JUL 2026 · 18:44 UTC
110 keys
95.4 keys
29 JUL 2026 · 08:45 UTC
114 keys
98.8 keys
3 AUG 2026 · 00:24 UTC
119 keys
103 keys
10 AUG 2026 · 11:10 UTC
114 keys
98.8 keys
18 AUG 2026 · 05:11 UTC
118 keys
102 keys
23 AUG 2026 · 16:10 UTC
75.2 keys
65.4 keys
24 AUG 2026 · 22:09 UTC
122 keys
106 keys
31 AUG 2026 · 20:10 UTC
116 keys
101 keys
4 SEP 2026 · 00:08 UTC
123 keys
107 keys
Price history in numbers
18 readings since 25 Sep 2025
Over the last 30 days the Sulphurous Data Mining Light's sell price ranged from 75.2 keys to 123 keys and is up 8.0% after 5 moves. Over a year it ranged from 75.2 keys to 204 keys (down 39.8%). Today's 123 keys sits in the middle of its range: the lowest we have recorded is 75.2 keys (23 Aug 2026) and the highest 204 keys (25 Sep 2025). The price has moved 17 times since we began recording it — about once every 20 days.