Technical Specs

No premine, no instamine, no token

  • Monero had no premine or instamine
  • Monero did not sell any token
  • Monero had no presale of any kind

Proof of Work

  • CryptoNight
  • may change in the future

Difficulty retarget

  • every block
  • based on the last 720 blocks, excluding 20% of the timestamp outliers

Block time

  • 2 minutes
  • may change in the future as long as emission curve is preserved

Block reward

  • smoothly decreasing and subject to penalties for blocks greater then median size of the last 100 blocks (M100)
  • see the latest block coinbase transaction amount for current reward

Block size

  • dynamic, maximum of 2 * M100

Emission curve

  • first, main curve: ~18.132 million coins by the end of May 2022
  • then, tail curve: 0.6 XMR per 2-minute block, kicks in once main emission is done, translates to <1% inflation decreasing over time
  • see charts and details

Max supply

  • infinite

Sender privacy

  • Ring signatures

Recipient privacy

  • Stealth addresses

Amount obfuscation

  • Ring confidential transactions