Stake $GEM on Base to earn yield and unlock Gem Miner's in-game earn + cashout system. The staking gate requires 25,000,000 GEM staked. No burn NFT required to stake.
Contracts (Base mainnet)
| Contract | Address |
|---|---|
| $GEM token | 0xD3776969966B340d72d75731eF890A3Bc9F21bA3 |
| GemStaking | 0xff293DEc665949a3a1a80fBA6a602da3be702C1A |
Key Parameters
- Unbond period: 7 days (
requestUnstake→ wait →withdraw) - Early exit fee: 10% folded back into the reward pool
- Earn/cashout gate: 25,000,000 GEM staked
- Rewards: from ForgeUpgrade fees — 10% of every forge burn routes to stakers
Check staking position
bankr "on Base, call balanceOf(address), earned(address), and pendingOf(address) on 0xff293DEc665949a3a1a80fBA6a602da3be702C1A with my wallet"
Returns: staked, earned (claimable rewards), pending (unbonding amount + unlock timestamp).
Check GEM balance
bankr "what is my GEM balance on Base for token 0xD3776969966B340d72d75731eF890A3Bc9F21bA3"
Stake GEM
Approve then stake in one shot:
bankr "on Base, approve 0xff293DEc665949a3a1a80fBA6a602da3be702C1A to spend [AMOUNT_WEI] of token 0xD3776969966B340d72d75731eF890A3Bc9F21bA3, then call stake(uint256) on 0xff293DEc665949a3a1a80fBA6a602da3be702C1A with [AMOUNT_WEI]"
Raw wei: 25M GEM =
25000000000000000000000000(25 followed by 24 zeros)
Request unstake (start 7-day unbond)
bankr "on Base, call requestUnstake(uint256) on 0xff293DEc665949a3a1a80fBA6a602da3be702C1A with [AMOUNT_WEI]"
Withdraw after 7 days
bankr "on Base, call withdraw() on 0xff293DEc665949a3a1a80fBA6a602da3be702C1A"
Early withdraw (pays 10% fee)
bankr "on Base, call earlyWithdraw() on 0xff293DEc665949a3a1a80fBA6a602da3be702C1A"
Claim staking rewards
bankr "on Base, call getReward() on 0xff293DEc665949a3a1a80fBA6a602da3be702C1A"
Common amounts (raw wei)
| GEM amount | Raw wei |
|---|---|
| 25,000,000 (gate minimum) | 25000000000000000000000000 |
| 50,000,000 | 50000000000000000000000000 |
| 100,000,000 | 100000000000000000000000000 |
Notes
- No burn NFT required — anyone with GEM can stake
- Rewards accrue continuously; claim anytime without unstaking
- Early withdraw burns 10% — redistributed to remaining stakers
- The 7-day clock starts on
requestUnstake; you cannot re-stake the pending amount - Once staked past 25M, you unlock earn events and GEM cashout in-game at gemminer.app