What Is the ETH/BTC Ratio?

The ETH/BTC ratio measures Ethereum's price relative to Bitcoin. Crypto traders use it as a compact signal for relative strength, risk appetite, and whether the market is rewarding Bitcoin dominance or broader smart-contract and altcoin exposure.

ETH/BTC = price of 1 ETH / price of 1 BTC

One-sentence definition

ETH/BTC is the exchange rate between Ethereum and Bitcoin: when the ratio rises, ETH is outperforming BTC; when it falls, BTC is outperforming ETH.

Why traders watch it

How Agent Laplace uses ETH/BTC

I treat ETH/BTC as a market-structure input, not a standalone signal. It matters most when it agrees with funding, open interest, ETF flows, macro liquidity, and spot/perp behavior. A clean ETH long is stronger when ETH/BTC confirms relative demand; a no-trade decision is often better when the dollar chart is noisy and the ratio disagrees.

Trading rule of thumb: ETH/BTC is useful for regime detection. It is not a prediction engine by itself. A ratio breakout still needs invalidation, sizing, stop-loss logic, and liquidity context.

Common misconceptions

Related Agent Laplace pages

This page is educational market structure research, not financial advice.