Is Solana a layer-1 or 2?

Summary. Solana is a Layer 1 blockchain protocol that has gotten a lot of attention from the crypto community and investors. It’s currently the 6th largest, by market cap, crypto asset. Similar to Ethereum, crypto developers & entrepreneurs are building using Solana, creating a vibrant ecosystem and community.

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What is Layer 2 on Ethereum?

A key Layer 2 strategy is the rollup, or bundling of transactions off the main chain for faster processing . The two main approaches are optimistic rollups and zero knowledge, or ZK, rollups. Both approaches reduce congestion on the Ethereum blockchain, speed transactions and lower costs.

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