Lido Minute

The Math Behind the Magic: Min_Fee_a

Almost every time you sign a transaction on Cardano, this parameter quietly goes to work. In this episode, we break down the min_fee_a parameter — the variable component of Cardano’s transaction fee formula that scales with transaction size. Learn how it helps fund staking rewards, replenish the treasury, compensate stake pools, and keep spam at bay — all while maintaining economic balance across the network.

Why a 0.5 ADA Fee Needs 0.75 ADA: collateral_percent

Ever notice your wallet asking for more ADA than the actual transaction fee? You’re not actually being charged extra.... so what is it? In this episode, let's check out collateral_percent, the parameter that requires temporary ADA “insurance” for smart contract transactions. It’s not a penalty. It’s protection, and it helps keep Cardano secure and spam-resistant.

Most Smart Contracts Aren’t On-Chain: Price_mem

Wait… what? On Cardano, most of the logic behind “smart contracts” actually runs off-chain. Let's learn about price_mem , the parameter that prices working memory, and see how smaller on-chain scripts lead to predictable fees, better performance, and smarter design.

How Cardano Prices Smart Contract Work: Price_Step

Every smart contract action has a defined computational cost. Learn how price_step works with the Plutus cost model to price processing power and protect the network from abuse.

How Much Fits in a Block: Max_block_size

Every 20 seconds, Cardano produces a new block—but space is limited. This episode explains max_block_size, the parameter that caps how much data fits in each block and shapes transaction speed, congestion, and real-world waiting times.