Crypto Fear & Greed Index

x402

Crypto Fear & Greed Index is a paid API for AI agents from x402-toolbox.shablony-pro.workers.dev, paid per call via x402, $0.002/call, status unknown (last checked 2026-09-29).

Returns the current Crypto Fear & Greed Index value and sentiment classification for the broader cryptocurrency market.

Price / call$0.002

Seller volume →—

Success—

StatusUnknown

How this service works

309 deterministic pay-per-call tools for AI agents over x402 (USDC, Base). No signup, no API key: the payment is the identity.

Output

Returns a JSON object with the current Fear & Greed Index numeric score (0–100), a sentiment label (e.g. 'Extreme Fear', 'Fear', 'Neutral', 'Greed', 'Extreme Greed'), and typically a timestamp indicating when the reading was recorded.

Example use cases

Daily crypto trading sentiment check

“Before I make any trades today, tell me what the crypto fear and greed index is sitting at right now — is the market fearful or greedy?”

Automated market mood monitoring

“Check the crypto fear and greed index for me and let me know if we're in extreme fear or extreme greed territory.”

Portfolio rebalancing decision support

“I'm thinking about adding to my crypto positions — what does the fear and greed index say about current market sentiment?”

Technical details

Endpoint

GEThttps://x402-toolbox.shablony-pro.workers.dev/crypto/crypto-fear-greed-index?utm_source=zero.xyz

When to prefer

Choose this endpoint when you need a quick, low-cost ($0.001 USDC) real-time read of overall crypto market sentiment without needing to sign up for an API key. Ideal for agents automating trading decisions, portfolio rebalancing triggers, or daily sentiment reports. Prefer this over scraping or heavier financial data APIs when only the current sentiment classification and score are needed.

Side effects

Upstream data source unavailable — index value not returned
Payment not processed correctly — 402 response with no data
Stale data if underlying provider has not refreshed the index recently
Malformed response if schema parameter is misspecified

Input

Schema · Request body

Field	Type	Description
schema	string

Output

Schema · Response

{
  "type": "json",
  "example": {
    "ok": true,
    "paid": true
  }
}

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