Fear & Greed Index
Fear & Greed Index
The Fear & Greed Index measures overall cryptocurrency market sentiment on a scale from 0 (Extreme Fear) to 100 (Extreme Greed). It helps identify when the market is driven by emotions rather than fundamentals.
Scale & Classifications
| Range | Classification | Typical Market | |-------|---------------|----------------| | 0–24 | Extreme Fear | Panic selling, potential buying opportunity | | 25–44 | Fear | Cautious market, declining prices | | 45–55 | Neutral | Balanced sentiment, indecision | | 56–74 | Greed | Rising confidence, accumulation phase | | 75–100 | Extreme Greed | Euphoria, potential correction ahead |
Data Source
- Provider: Alternative.me Crypto Fear & Greed Index
- Update frequency: Every 30 minutes
- Historical storage: All values stored in database (up to 2 years)
What You See
Current Value
The main display shows:
- Current value (0–100) with classification label
- Yesterday's value — 24-hour comparison
- Last week's value — 7-day trend
- Last month's value — 30-day perspective
Historical Chart
The history section displays the index over time:
- Configurable period: 1 day to 730 days (2 years)
- Trend line showing sentiment evolution
- Color-coded zones matching the classification scale
How to Use Fear & Greed
Contrarian Indicator
The index works best as a contrarian signal:
- Extreme Fear (0–24) → Historically, best buying opportunities. "Be greedy when others are fearful."
- Extreme Greed (75–100) → Historically, elevated risk of correction. "Be fearful when others are greedy."
Trend Confirmation
- Index rising while price rises → Strong bullish trend with conviction
- Index falling while price rises → Divergence — rally may be weakening
- Index rising while price falls → Divergence — bottom may be forming
Combine with Other Tools
Fear & Greed is most powerful when combined with:
- Funding rates — extreme greed + extreme positive funding = high risk
- Liquidation data — fear index dropping + high long liquidations = potential capitulation
- OI changes — extreme greed + rising OI = crowded trade
FAQ
Q: What factors make up the index? A: The Alternative.me index considers: volatility (25%), market momentum/volume (25%), social media (15%), Bitcoin dominance (10%), surveys (15%), and trends (10%).
Q: Is this only for Bitcoin? A: The index is primarily Bitcoin-focused but reflects overall crypto market sentiment since BTC dominates market movements.
Q: How often should I check the index? A: Daily is sufficient for most traders. Extreme readings (below 20 or above 80) are relatively rare and most actionable.
Q: Can I get alerts when Fear & Greed reaches extreme levels? A: Currently, the index is displayed on the dashboard. For automated notifications, check back for future alert integrations.