Crypto Market Overview — BTC Dominance, Fear Greed, DeFi TVL
Pricing
Pay per usage
Crypto Market Overview — BTC Dominance, Fear Greed, DeFi TVL
One-stop global crypto market snapshot: total market cap, BTC/ETH dominance, 24h volume, Fear & Greed Index (7-day), DeFi TVL by chain. No API key. $0.005/run.
Crypto Market Overview
One-stop global crypto market snapshot: total market cap, BTC/ETH dominance, 24h volume, Fear & Greed Index (7-day history), and DeFi TVL. Three APIs aggregated into one clean output. No API key.
What It Does
Pulls data from three free public APIs in parallel and aggregates into a single comprehensive market snapshot.
Data sources:
- CoinGecko Global — market cap, dominance, volume, active coins
- Alternative.me — Fear & Greed Index (7-day history)
- DefiLlama — DeFi TVL aggregated by chain
Output Types
| type | Description |
|---|---|
market_snapshot | Main summary — all key metrics in one record |
dominance_breakdown | Top 10 coins by market cap share |
fear_greed_history | Last 7 days of Fear & Greed values |
Key Fields
| Field | Description |
|---|---|
total_market_cap_usd | Total crypto market cap in USD |
btc_dominance_pct | BTC share of total market cap |
market_cap_change_24h_pct | 24h market cap change |
fear_greed_value | 0–100 (0=Extreme Fear, 100=Extreme Greed) |
fear_greed_classification | Extreme Fear / Fear / Neutral / Greed / Extreme Greed |
defi_tvl_usd | Total DeFi TVL in USD |
Pricing
$0.005 flat per run.
Keywords: crypto market overview, Bitcoin dominance tracker, total crypto market cap, Fear Greed Index API, DeFi TVL by chain, crypto 24h volume, ETH dominance, stablecoin supply, global crypto stats, CoinGecko market data, crypto macro dashboard, crypto market sentiment, no API key crypto data