Which coins limit their own supply?
Whether a rule fixes how many will ever exist, and who could change that rule.
The number of new bitcoins halves about every four years and stops at 21 million. Every node enforces the rule, and no company can change it. The halving countdown →
Source: Bitcoin.org FAQ · checked 2 October 2026
The supply is capped at 45 billion ada. New ada enters circulation only from a fixed reserve, as staking rewards and funding for the network's treasury.
Source: Cardano: what Cardano is · checked 2 October 2026
The total supply of LINK is capped at one billion tokens, issued on Ethereum.
Source: Chainlink: what the LINK token is · checked 2 October 2026
AVAX is capped at 720 million, of which 360 million were created at the start. The fee on every transaction is burned.
Source: Avalanche docs: the AVAX token · checked 2 October 2026
About 50 billion lumens exist, and the network creates no more. The Stellar Development Foundation holds roughly 15.5 billion of them, and when those reach the market is up to the foundation.
Source: Stellar docs: lumens · checked 2 October 2026
The reward for each new block halves every 840,000 blocks, and the total stops at 84,000,000 LTC. The rule is part of the network itself. The halving countdown →
Source: Our halving series · checked 2 October 2026
The reward for each new block halves every 210,000 blocks, and the total stops at 21,000,000 BCH. The rule is part of the network itself. The halving countdown →
Source: Our halving series · checked 2 October 2026
Zcash has a fixed total supply of 21 million coins, the same as Bitcoin, and the reward for each new block halves on a schedule. The halving countdown →
Source: Zcash docs: basics · checked 2 October 2026
The total supply of SUI is capped at 10 billion coins.
Source: Sui docs: tokenomics · checked 2 October 2026
The supply is capped at 2.1 billion DOT, a limit set by a vote of DOT holders. New DOT is issued each year, and the amount steps down every two years.
Source: Polkadot wiki: inflation · checked 2 October 2026
Ethereum Classic has a supply cap of the kind Bitcoin has: the reward paid to miners shrinks on a fixed schedule.
Source: Ethereum Classic: the supply cap · checked 2 October 2026
TAO has a hard cap of 21 million. The amount issued with each block halves whenever the total in existence passes a set threshold: the first halving came in December 2025 and took it to 0.5 TAO per block.
Source: Bittensor docs: emissions · checked 2 October 2026
The supply of Algo is capped at 10 billion. Staking rewards are paid from transaction fees and, for about two years, from a fixed pool held by the Algorand Foundation.
Source: Algorand: staking rewards FAQ · checked 2 October 2026
The project says the maximum supply of SKY is capped at 23.46 billion and that new emissions are permanently disabled.
Source: Sky: understanding the SKY token · checked 2 October 2026
The supply was fixed at 420.69 trillion tokens when PEPE was created, and the project says nobody controls the contract any longer.
Source: pepe.vip · checked 2 October 2026
There were 100 billion XRP when the ledger was created. In 2017 the company Ripple placed 55 billion of them in escrow, and how fast that reaches the market is up to Ripple.
Source: XRP Ledger docs: what XRP is · checked 2 October 2026
BNB has no cap written into it. BNB Chain destroys some BNB every quarter and a share of every fee, with the stated aim of bringing the total down to 100 million.
Source: BNB Chain: what BNB is · checked 2 October 2026
One billion UNI were created at launch. Holders can vote to create up to 2% more each year and have not done so, and protocol fees are used to destroy UNI.
Source: Uniswap docs: the UNI token · checked 2 October 2026
ARB was created with a supply of 10 billion. Holders can vote to create more, at most 2% of the supply a year.
Source: Arbitrum Foundation docs: the ARB token · checked 2 October 2026
WLD is capped at 10 billion until at least 24 July 2038. After that the protocol's governance may create more, and the token's contract limits that to 1.5% a year.
Source: World white paper: tokenomics · checked 2 October 2026
ONDO started with a supply of 10 billion, and its docs say no inflation is scheduled or planned. That is a stated plan, not a cap.
Source: Ondo Foundation docs: the ONDO token · checked 2 October 2026
Ether has no maximum. New ether is paid to stakers and part of every fee is destroyed, so the total can rise or fall.
Source: Ethereum.org: issuance · checked 2 October 2026
SOL has no maximum. New SOL is issued on a schedule that began at 8% a year and falls 15% each year until it reaches 1.5%.
Source: Solana docs: inflation schedule · checked 2 October 2026
USDC has no maximum. It is created when dollars are paid in to Circle and destroyed when they are paid out.
Source: Circle: transparency · checked 2 October 2026
TRX has no fixed total. New TRX is paid out with every block and TRX is burned as fees, and both rates can be changed by a vote of the network's block producers.
Source: TRON docs: tokenomics · checked 2 October 2026
Monero has no maximum. Since May 2022 every new block creates up to 0.6 XMR, and that reward never drops to zero.
Source: Monero: tail emission · checked 2 October 2026
The supply of ICP moves both ways. New ICP is created to pay the operators of the network's machines and as voting rewards, and ICP is destroyed when it is converted to pay for computing and as transaction fees. Which side is larger depends on how the network is used.
Source: Internet Computer docs: network economics · checked 2 October 2026
POL started at 10 billion, matching MATIC one for one. About 2% more is created each year, and Polygon's governance can change that rate, up to a ceiling written into the token's contract.
Source: Polygon docs: POL · checked 2 October 2026
Dogecoin has no maximum. Every block creates 10,000 new coins, about once a minute, with no end date.
Source: Dogecoin Core FAQ · checked 2 October 2026
The other questions
- Which coins can be sold for dollars?
- Which coins can be held without a company?
- Which coins can send a payment?
- Which coins can earn a return by themselves?
- Which coins can run applications?
- Which coins hold a steady dollar value?
- Which coins can be redeemed for what backs them?
- Which coins can be used on other chains?
What a coin can do is not a reason to buy it or to sell it, and nothing here is advice. Each answer names where it comes from and the day we read it. A coin we have not written up is left out, not marked down. How these answers are written.