Why Most Crypto Bots Get Sandwiched (And How to Prevent It)

As someone who's built dozens of trading bots across Ethereum, Solana, and other chains, I've lost count of how many times I've watched my carefully crafted arbitrage opportunities get turned into someone else's lunch. The culprit? MEV (Maximal Extractable Value) sandwich attacks. Today I'll break down exactly how these attacks work, why your bots are vulnerable, and the concrete strategies (including Jito bundles) that can protect your trades.

The Anatomy of a Sandwich Attack

Let's start with a real example from my Ethereum bot logs.…