WHALE FACTOR
AnalysisFeaturedAIMarketCalendarCryptoToolsAPI
Newsletter

Latest Articles

World Liberty's Bank Charter Is Real. So Is Its $112 Million Problem.

Aug 20, 2026

Peter Schiff Calls Bitcoin A Sell. The Bond Market Disagrees.

Aug 20, 2026

Solana's 'Print SOL to Buy a Company' Plan Has a Big Problem: Who Actually Owns It?

Aug 20, 2026

Anthropic's $65B Run Rate Just Rewrote the AI Power Rankings

Aug 20, 2026

Grayscale and the Treasury Just Shifted the Altcoin Playing Field

Aug 20, 2026

Musk's SpaceX Stake: What the $245 Billion Gap Actually Means

Aug 20, 2026

Two AI Models Predict Bitcoin at $90K in 2026. The Dates Matter More Than the Numbers

Aug 20, 2026

Ionic's AI lease looks great on paper. The cash is the problem.

Aug 20, 2026

News & Analysis

  • Latest News
  • Featured
  • Analysis
  • Blog
  • AI x Crypto
  • Newsletter
  • Newsletters
  • RSS Feed

Learn & Compare

  • Crypto Glossary
  • Learn Guides
  • How to Buy
  • Compare Coins
  • Best Of
  • Developers

Prices & Tools

  • All Prices
  • Bitcoin Price
  • Ethereum Price
  • Market Overview
  • All Tools
  • Fear & Greed
  • Crypto Calendar

Company

  • About Us
  • Methodology
  • Editorial Standards
  • Search
  • Privacy Policy
  • Terms of Service
  • Sitemap
  • HTML Sitemap
Whale Factor|

2026 Whale Factor. All rights reserved.

|Photos provided by Pexels
  1. Home
  2. /Glossary
  3. /Front-Running
Back to Glossary
defi

Front-Running

Placing a transaction ahead of someone else's known pending trade to profit from the price impact.

Definition

Placing a transaction ahead of someone else's known pending trade to profit from the price impact. On blockchains, bots watch the mempool for large trades and pay higher gas to get their transaction processed first. It's a form of MEV extraction that costs regular users money on every swap.

Share this term

Related Terms

MEV (Maximal Extractable Value)

Profit that block producers can extract by reordering, inserting, or censoring transactions.

Sandwich Attack

An MEV strategy where a bot places a buy order right before your swap and a sell order right after, profiting from the price impact your trade creates.

Mempool

The waiting room for unconfirmed transactions before they're included in a block.

1inch

A DEX aggregator that splits trades across multiple decentralized exchanges to find the best overall price.

Aave

One of the biggest lending and borrowing protocols in DeFi.

Across Protocol

A cross-chain bridge that uses an optimistic verification system and a network of relayers to move tokens between chains quickly.

Related Tools

Profit Calculator/tools/profit-calculator

Learn More

DeFi Guide/learn/defiStaking Guide/learn/stakingYield Farming Guide/learn/yield-farming

Compare & Best

Compare Platforms/compareBest Picks/best

Explore More

Latest NewsCrypto NewsMarketsAnalysisFull Glossary

Stay ahead of the market

Get daily crypto analysis delivered to your inbox. No spam, unsubscribe anytime.