Question
I asked Perplexity.ai - Do EVM smart contracts allow for adaptive smart contracts?
Answer
No, traditional Ethereum Virtual Machine (EVM) smart contracts do not natively support adaptive or self-modifying behavior. EVM smart contracts are designed to be immutable once deployed on the Ethereum blockchain.
The immutability of smart contracts is a core principle in Ethereum, ensuring that the code and logic of a contract cannot be altered after deployment. This provides security, transparency, and predictability, as all parties interacting with the contract can be certain that the rules will not change unexpectedly.[1][4]
However, there are ways to introduce some level of adaptability or upgradability to EVM smart contracts through specific design patterns and proxy contracts. Some common approaches include:
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Proxy Patterns: These involve deploying a proxy contract that acts as an intermediary between the user and the actual logic contract. The logic contract can be upgraded by deploying a new version and updating the proxy to point to the new contract address.[2]
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Eternal Storage Patterns: These separate the contract’s code and storage into different contracts. The code contract can be upgraded while maintaining the same storage contract, preserving the contract’s state.[5]
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Governance Mechanisms: Some contracts implement on-chain governance mechanisms that allow authorized parties (e.g., token holders) to vote on proposed upgrades or parameter changes to the contract’s logic.
While these patterns enable upgradability, they do not provide true self-modifying or adaptive behavior as seen in Zenon Network’s Adaptive smart contracts. The upgrades or changes in EVM smart contracts still require external triggers or interventions, rather than being driven autonomously by the contract itself based on conditions or external factors.[1][4]
Citations:
[1] Blockchain smart contracts: Applications, challenges, and future trends | Peer-to-Peer Networking and Applications
[2] https://www.usenix.org/system/files/sec21summer_rodler.pdf
[3] Top 9 smart contract platforms to consider in 2024 | TechTarget
[4] Smart Contracts: All You Need to Know in One Read
[5] What are Upgradable Smart Contracts? - ImmuneBytes