Community price on backpack.tf: 140 keys, last changed 2025-12-06 (9mo ago). The live quote above, 96.6 keys, is 31% lower and last moved 8d 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.
Sulphurous Virus Doctor sell price, 2025-09-25 to 2026-08-29: 17 observations, from 39.7 keys to 96.6 keys.
Observed (UTC)
Sell
Buy
25 SEP 2025 · 03:29 UTC
39.7 keys
28.5 keys
30 SEP 2025 · 20:49 UTC
39.7 keys
29.3 keys
9 OCT 2025 · 08:32 UTC
38.0 keys
30.8 keys
19 OCT 2025 · 20:19 UTC
36.1 keys
29.3 keys
25 OCT 2025 · 16:40 UTC
34.4 keys
27.9 keys
10 NOV 2025 · 00:41 UTC
35.3 keys
28.6 keys
22 JUN 2026 · 17:13 UTC
102 keys
88.5 keys
29 JUN 2026 · 05:13 UTC
105 keys
91.8 keys
5 JUL 2026 · 03:12 UTC
98.3 keys
85.5 keys
15 JUL 2026 · 14:44 UTC
103 keys
89.8 keys
29 JUL 2026 · 16:44 UTC
107 keys
93.0 keys
4 AUG 2026 · 23:12 UTC
111 keys
96.1 keys
10 AUG 2026 · 01:11 UTC
111 keys
96.6 keys
18 AUG 2026 · 22:33 UTC
108 keys
93.7 keys
28 AUG 2026 · 00:09 UTC
98.1 keys
85.3 keys
28 AUG 2026 · 12:07 UTC
95.1 keys
82.7 keys
29 AUG 2026 · 00:09 UTC
96.6 keys
84.0 keys
Price history in numbers
17 readings since 25 Sep 2025
Over the last 30 days the Sulphurous Virus Doctor's sell price ranged from 95.1 keys to 111 keys and is down 13.0% after 4 moves. Over a year it ranged from 34.4 keys to 111 keys (up 143.2%). Today's 96.6 keys sits in the upper third of its range: the lowest we have recorded is 34.4 keys (25 Oct 2025) and the highest 111 keys (10 Aug 2026). The price has moved 16 times since we began recording it — about once every 21 days.