
How to buy crypto
Go from cash to crypto in a flash.
Selfkey (KEY) is a decentralized cryptocurrency. Today, September 19, 2026 08:30 UTC, KEY is currently trading at $0.00000621 with a market cap of $37,233 and 24h volume of $3.23.
The all-time high of Selfkey was $0.04 and the all-time low was $0.00000605.
You can buy, sell, manage, and trade KEY directly in MetaMask.
| Today (September 19, 2026) | $0.00000621 | +2.50% |
|---|---|---|
| 24 hours ago (September 18, 2026) | $0.00000606 | +2.50% |
| 1 week ago (September 12, 2026) | $0.00001005 | -38.20% |
| 1 month ago (August 20, 2026) | $0.00007221 | -91.40% |
| 1 year ago (September 19, 2025) | $0.000345 | -98.20% |
Start swapping
Buy, sell, trade, and swap KEY on MetaMask, crypto's most trusted wallet.
A selection of cryptocurrencies with top market cap.
Cryptocurrencies with the biggest price movements in the last 24 hours.