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x402 Data Hub v2 — Crypto Fear & Greed Sentiment Index
x402
x402 Data Hub v2 — Crypto Fear & Greed Sentiment Index is a paid API for AI agents from x402-data-hub-v2.vercel.app, paid per call via x402, $0.08/call, status unknown (last checked 2026-09-15).
Returns the current crypto market Fear & Greed sentiment index score and label, reflecting overall market mood
Price / call$0.08
Success—
StatusUnknown
How this service works
16 paid endpoints - Crypto, Exchange, Yield, Governance, Sentiment
Output
Returns the current Fear & Greed Index numeric score (0–100) and corresponding sentiment label (e.g. Extreme Fear, Fear, Neutral, Greed, Extreme Greed), reflecting aggregate market mood across crypto markets.
Example use cases
Example prompt
“What is the current crypto Fear and Greed Index score right now — is the market in fear, greed, or somewhere in between?”
Technical details
Endpoint
POSThttps://x402-data-hub-v2.vercel.app/api/sentiment/fear-greedWhen to prefer
Choose this endpoint when you need a quick, quantitative crypto market sentiment signal — specifically the Fear & Greed Index — for trading context, portfolio decisions, or market commentary. Prefer over general news sentiment when you want a single aggregate numeric score rather than per-asset or per-article sentiment.
Side effects
- Payment failure or insufficient USDC balance returns 402 Payment Required
- Upstream data source unavailable may return 503 or empty data
- Malformed POST body may return 400 Bad Request
- Rate limiting or quota exceeded may return 429
Tags
x402
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