Ergo is a Proof of Work blockchain designed for contractual money — combining Bitcoin-like PoW security with advanced smart contract capabilities through its Sigma Protocols, which enable highly efficient zero-knowledge proofs. Founded by Alex Chepurnoy (a co-founder of Chainlink and former IOHK researcher who worked on Cardano), Ergo represents a purist's approach to blockchain: no ICO, no pre-mine, fair launch, and PoW security. Ergo's UTXO-based smart contracts (eUTXO) enable complex financial contracts while maintaining the security properties of Bitcoin's transaction model. Sigma Protocols allow proving statements about data without revealing the data itself — enabling private transactions, ring signatures, and threshold signatures natively and efficiently. The Autolykos mining algorithm is GPU-friendly and ASIC-resistant, maintaining mining decentralization. Ergo's storage rent mechanism charges a small fee for unused UTXO boxes over time, preventing state bloat and recycling lost coins — a feature unique among major blockchains.
Alex Chepurnoy (IOHK/Chainlink background) launched Ergo in 2019 with a fair launch — no ICO, no pre-mine. The project attracted a dedicated community of cryptography enthusiasts and miners. After Ethereum's merge eliminated GPU mining, Ergo became a top destination for displaced miners. ErgoDEX (now Spectrum) launched as the primary DeFi application.
Ergo uses the extended UTXO model for smart contracts, combining Bitcoin's security model with programmability. Sigma Protocols enable efficient zero-knowledge proofs at the protocol level. Autolykos v2 PoW is GPU-mineable and memory-hard. Storage rent charges idle UTXOs a small fee after 4 years, reclaiming lost coins and preventing state bloat. ErgoScript is the smart contract language.
ERG has a maximum supply of 97.7 million tokens. Mining rewards decrease over an 8-year emission schedule. Storage rent reclaims ERG from inactive UTXOs, creating a small circulating supply pressure. No pre-mine, no ICO, no team allocation.
No ICO, no pre-mine, no team allocation — one of the fairest launches in crypto.
Native zero-knowledge proofs enabling privacy and advanced contracts efficiently.
GPU mining keeps the network accessible and decentralized.
Unique mechanism preventing state bloat and recycling lost coins.
Limited dApps and DeFi compared to major chains.
Fewer exchange listings and lower trading volume.
Academic/technical focus doesn't attract mainstream attention.
ErgoScript has a small developer community.
Mathematical protocols enabling efficient zero-knowledge proofs — proving a statement is true without revealing any additional information. In Ergo, this enables private transactions, ring signatures, and complex conditional statements natively at the protocol level. It's more efficient than generic ZK systems for many use cases.
Yes — Ergo uses Autolykos v2, a GPU-friendly, memory-hard PoW algorithm. Most modern NVIDIA and AMD GPUs can mine ERG. Mining software like lolMiner and Nanominer support Autolykos. Profitability depends on ERG price, electricity costs, and network hashrate.
Both use PoW and UTXO, but Ergo extends the model: eUTXO enables smart contracts (Bitcoin has very limited scripting), Sigma Protocols add ZK proofs, and storage rent prevents state bloat. Ergo is more technically capable; Bitcoin has incomparably larger network effects and liquidity.
View live Ergo price, charts, and market data on the Ergo detail page.
Learn how to purchase: How to Buy Ergo