Crypto Fear And Greed Index: A Simple Guide

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Last updated Apr 02, 2024 | 02:22 PM UTC

Cryptocurrency markets can be exceptionally volatile at times, and this is partially due to investors reacting emotionally to the market.

The cycles of fear, uncertainty, and doubt (FUD), as well as fear of missing out (FOMO) can lend themselves to those wild swings in price by influencing the decisions of traders.

Fear and Greed index example
Fortunately, we have tools at our disposal such as the Crypto Fear and Greed Index (CFGI index) that help traders gauge the sentiment and emotions prevalent in the market on a given day, which is then quantified as traders feeling ‘fearful’ or ‘greedy’. 

It’s important to note that numerous CFGI trackers cover the entire market, or specific coins such as Bitcoin (BTC), Ethereum (ETH), tokens on the Solana (SOL) blockchain, and others.

In this article, we’ll be talking in a very general sense about the Crypto Fear and Greed Index with occasional specific mentions of things like the Bitcoin Fear and Greed Index.

By using them, investors can measure their own emotions and attempt to trade, navigate, and predict the market with a more informed position. 

So let’s get started and take a deeper look at what is the Crypto Fear and Greed Index all about. 

What is the Crypto Fear and Greed Index?

The Crypto Fear and Greed Index is a measurement for market sentiment in regards to the many specific cryptocurrencies out there today, such as Bitcoin and thousands of others.

The crypto FGI tool gauges the sentiment of the cryptocurrency market by measuring the thoughts and psychology of traders and investors in the crypto space and determines its dominant psychological current. 

Fear often leads to panic selling, causing crypto prices to drop rapidly.

On the other hand, greed can drive investors to make risky decisions in hopes of quick profits, leading to market bubbles.

Source: CoinCodex
It’s worth noting that whilst the Crypto Fear and Greed Index is a powerful tool for traders and investors seeking to navigate tricky crypto market dynamics, it should be leveraged in tandem with other varied means of analysis.

Furthermore, the Crypto Fear and Greed Index is considered to be a great tool for short-term trading decisions and strategy. This is due to it being regularly updated with real-time data, providing an almost immediate snapshot of Bitcoin sentiment. 

How does the Crypto Fear and Greed Index work?

The index takes into account various factors and metrics such as market volume, momentum, volatility, Bitcoin dominance, and others.

Source: Coinglass
The typical form is measured on a scale of 0 to 100 (with zero being 'extreme fear' and 100 meaning 'extreme greed', and has its ratings divided into four categories:

  • 0-24: Extreme Fear (Orange) 
  • 25-49: Fear (Yellow)
  • 50-74: Greed (Light Green)
  • 75-100: Extreme Greed (Green)

Bitcoin price

The price of BTC is a key contributor to market sentiment and overall volatility. Many refer to the Crypto Fear and Greed Index as the Bitcoin Fear and Greed Index due to the scale of its influence over the entire crypto market.

When its price is rising steadily, this reflects positive and bullish market conditions. Therefore, investors appear to be optimistic about its future performance leading to higher market sentiment.

On the other hand, sharp price swings and steep declines may signal FUD among investors, leading to a more cautious or negative mood within the market.

Bitcoin dominance

This refers to the market share of BTC relative to other cryptocurrencies. A higher dominance indicates that investors are leaning more towards Bitcoin sentiment than other digital assets.

BTC dominance chart. Source: CoinStats
An increase in dominance can suggest that investors are hedging their funds into the leading cryptocurrency during periods of market uncertainty, suggesting a more risk-averse sentiment amongst traders.

A decrease would signal growing interest in more speculative altcoins, which could indicate higher market confidence and an appetite for risk.

The incorporation of Bitcoin’s dominance into the calculation of the Crypto Fear and Greed Index can give a more comprehensive view of the market given the scope of the premier crypto’s influence.

Market capitalization 

This is a fundamental factor for analyzing market sentiment. Market capitalization refers to the total value of a cryptocurrency and its circulating supply, or the value of the entire crypto market. 

The fear and greed index considers changes in market cap to assess the overall size and value of the crypto market. Fluctuations in this metric can indicate a shift in market dynamics and investor sentiment.

A rising cap typically signifies increased demand and a positive mood, whilst a declining market cap would suggest negative sentiment and waning interest, which could then result in uncertainty. 

Market volume

Another critical element in evaluating the levels of enthusiasm and caution is market volume. This refers to the amount of trading activity or number of assets exchanged within a specific period of time.

Higher volumes often mean increased market participation and heightened interest in a particular crypto suggesting stronger conviction amongst investors. However, it can also indicate either an optimistic or pessimistic consensus across the market depending on the general direction of the price movement. 

Low volumes are also a mixed bag, as they could signal a lack of interest or confidence and indicate uncertainty or indecisiveness.

That said, it can also suggest that investors are anticipating a future price movement and are therefore shoring their assets up in stablecoins or Bitcoin, which would be reflected on the Bitcoin Fear and Greed index. 

Market volatility

This is a significant factor in analyzing crypto market sentiment. Volatility refers to the fluctuations in price, with higher levels of volatility indicating periods of uncertainty, FUD, and FOMO among investors, and lower levels indicating complacency or greed.

The crypto fear and greed index tracks this metric as rapid price movements may be driven by emotional responses from investors. Market volatility will almost always affect the decision-making process and trading strategies for investors.

Market momentum

Momentum evaluates the direction and strength of market movements. Positive momentum suggests that the market is headed in an upward trend, reflecting higher optimism and confidence, and negative momentum suggests the opposite.

By incorporating momentum into its analysis, the Crypto Fear and Greed Index can give an insight into the general widespread emotional and psychological aspects driving market prices.

It’s another solid indicator for the fear and greed index to take into account as either direction is a reflection of an investor’s future outlook.

Furthermore, with a better view of investor enthusiasm a trader can attempt to anticipate exit and entry points and gauge buying/selling pressure. 

News and social media

Monitoring data from mainstream and crypto news sources allows the Crypto Fear and Greed Index to capture the latest developments that are influencing the market.

Positive news such as technological developments, partnerships, and favorable regulations can generate optimistic sentiment and potentially lead to greed.

Negative news like regulatory scrutiny, legal battles, hacks, security breaches, or even reactions to market volatility could direct the index to fear.

Social media platforms such as X (formerly Twitter), Reddit, and others can give a near-instant and comprehensive view of how people are reacting to certain topics and discussions around cryptocurrencies.

Google Trends

By trawling through Google Trends and gathering data on the volumes of cryptocurrency-related terms on Google, the Crypto Fear and Greed Index can gauge the level of interest from a gigantic public database. 

Increased search queries for terms like 'Bitcoin price', 'crypto investment', 'how to buy crypto', 'top altcoins' and so on would suggest growing curiosity and bullish market dynamics.

Of course, if search terms such as 'crypto crash', 'is crypto a scam?', 'crypto regulation' may suggest FUD or negative sentiment now prevailing in the market.

Furthermore, Google Trends allows for a real-time stream of data and comparison of search interest over time or across different regions, giving deeper insights into evolving trends, which become particularly powerful when combined with other broader economic indicators.

How to use the Crypto Fear and Greed Index

As you’ve come to discover, the Crypto Fear and Greed Index is a combination of many different data sources, making it somewhat of a monolith in the eyes of some. But remember – it is just another indicator. 

Furthermore, there are multiple different Crypto Fear and Greed Index providers, so be sure to observe as many as you think is necessary.

So here’s how best to use the CFGI:

  • Understand the Fear and Greed Index

    Familiarize yourself with the scale and some historical moments of extreme fear and extreme greed. Monitor changes in sentiment, and evaluate as to why they may have occurred using additional data sources.

  • Explore the historical data

    Platforms such as Glassnode allow you to observe the index score over periods and how they match up against the price of Bitcoin or other cryptos at the time.


  • Analyze additional metrics and indicators

    Whilst the CFGI is a solid tool, it provides more of a broad overview. If you want to look into a specific coin, there are other ways to analyze the market. Investigate trading volatility, volume, market capitalization and other areas yourself, and use the Crypto Fear and Greed Index to guide this decision.

  • Research news, social media, and other platforms

    See what the sentiment is in real time. With crypto, remember that the market can be easily swayed by a single tweet, so try to keep up with other market and industry participants.

  • Monitor changes in sentiment

    It’s worth checking in with not just one Crypto Fear and Greed Index, but multiple. Some update more regularly than others, and some are more ‘accurate’ than others. 


The Crypto and Bitcoin Fear and Greed Index serves as an extremely valuable tool for the entire crypto ecosystem as a whole, as it gauges the psychological sentiment of market participants by compiling and interpreting huge amounts of data from a myriad of sources. 

By tracking this index, you not only get an idea of which way the market could be headed, but also an idea of where it is right now, and the factors that are contributing to its rise or demise. In understanding the emotional elements that go into trading, we can better navigate the dynamics of an often unpredictable and volatile crypto market.

When coupled with thorough research and analysis, market participants are empowered to stay ahead of trends and hopefully position them in a strategically beneficial position, giving them the edge they need in their investing endeavors. 

One final element to bear in mind, before making any decision to invest in Bitcoin or other cryptocurrencies – always remember to do your own research first and only spend what you can afford to lose. 

Frequently Asked Questions

Where can I find the Crypto Fear and Greed Index?

There are numerous websites such as,, Coinglass, Look into Bitcoin and BTCTools where you can easily access several broad and crypto-specific FGI trackers. Note that not every tracker uses the same resources.

Is the CFGI free?

Yes. There are multiple websites and applications that are free to use without needing to login or sign up. It’s all publicly available data, if a website is charging for access to a crypto/bitcoin fear and greed index – run. 

How trustworthy is this index?

This depends on how regularly it updates, and the number/quality of its data sources. Overall, a Crypto Fear and Greed Index will be accurate. If you are unsure, simply compare one index with another too see how they stack up.

Is the Bitcoin fear and greed index for short or long-term trades?

Analyzing sentiment around Bitcoin using the FGI tool can have a beneficial influence on both short and long-term trading positions. Arguably, it is best used as a short-term indicator as it is based on real-time data with regular updates.

It’s essential to have a clear understanding of what it is you want to achieve with your trading portfolio and interpret the FGI using other fundamental analysis tools. This way, you’re giving yourself the best chance to succeed in the markets.


Written by

Eddie is a seasoned crypto writer and Bitcoin maximalist.