The Crypto Fear & Greed Index boils the mood of the entire crypto market down to a single number between 0 and 100. Zero means panic, 100 means pure euphoria. It’s a super popular tool, but tons of people use it the wrong way.

How the Index Is Built

The index pulls together several factors, each with its own weight: market volatility, trading volume and momentum, Bitcoin’s share of total market cap, Google search trends, and social media activity. Each piece gets normalized and combined into the final score.

The whole point isn’t to measure price, but the emotion swirling around it. Higher-than-normal volatility and a spike in Google searches? That’s a sign the market’s on edge, no matter which direction price is moving.

The Scale

0–24 — Extreme Fear. Historically, these levels have lined up with local bottoms. People panic-sell, and volume spikes as everyone rushes for the exits.

25–44 — Fear. The market’s cautious, sellers are in control.

45–55 — Neutral. No extreme vibes either way.

56–75 — Greed. Retail money starts piling in, Google searches ramp up.

76–100 — Extreme Greed. This is where local tops usually form—everyone’s chasing pumps.

You can check the current value on our homepage, along with the daily change—momentum matters more than the raw number.

How to Use It the Right Way

The index is a contrarian indicator. Warren Buffett’s classic line—“be fearful when others are greedy, and greedy when others are fearful”—pretty much nails how to use it.

But it only works at the extremes, and only if you’re thinking long-term. If the index is at 20, it means the market is oversold compared to its usual state. That’s a case for slowly scaling in—not an instant "buy now" signal.

Three Ways to Get Burned

Using it as a timer. The index can sit in extreme fear for months, and prices can still drop another 50%. It doesn’t say “when”—just “what phase we’re in.”

Trading the middle. Readings from 40 to 60 are basically noise. If you think you’re finding signals when it moves from 48 to 53, you’re just fooling yourself.

Forgetting it’s lagging. Most of the index’s components are derived from price action. When price dumps, volatility spikes and momentum drops—the index just follows along. It describes what’s already happened, not what’s coming next.

What to Combine It With

Sentiment is useful, but you’ve got to overlay it with market structure. Extreme fear while there’s heavy support below price and liquidation clusters already cleared out? Totally different story from the same fear with an empty order book underneath.

You can check support on the order book heatmap, and see liquidations on the liquidation map. The index asks the question—real answers come from the data.