# Crypto Fear & Greed Index

> Crypto Fear & Greed Index is a paid API for AI agents from the-stall.intuitek.ai, paid per call via x402, $0.005/call, status unknown (last checked 2026-09-15).

Returns the current Crypto Fear & Greed Index score and sentiment label indicating overall market emotion in the cryptocurrency market.

## Facts

- Endpoint: GET https://the-stall.intuitek.ai/cap/crypto-fear-greed
- Price: $0.005/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/crypto-fear-greed-index-01ff8086
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_9WiLWfRTGmFNQgdFQKrYR

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability crypto-fear-greed-index-01ff8086
```

Example prompt: What's the current crypto fear and greed index score — is the market in fear or greed territory right now?

## When to prefer this

Use this endpoint when you need a simple, real-time market sentiment signal for the overall crypto market without requiring an account or API key. Ideal for agents making trading decisions, generating market reports, or answering user questions about current crypto market mood. Pay-per-call USDC pricing on Base mainnet makes it suitable for low-frequency or on-demand lookups.

## Known failure modes

- Upstream data source unavailable — returns 5xx or empty body
- Payment not settled on Base mainnet — returns HTTP 402
- Rate limit or quota exceeded — returns 429
- Stale index data if upstream provider hasn't updated recently

## How this service works

Crypto Fear & Greed Index — current score (0=extreme fear, 100=extreme greed), 7-day trend, 30-day min/max/avg, and trading regime signal. Free alternative.me data updated daily. $0.005/call.

## Output

Returns the current numeric Fear & Greed Index score (0–100) along with a sentiment label such as 'Extreme Fear', 'Fear', 'Neutral', 'Greed', or 'Extreme Greed', typically with a timestamp indicating data freshness.

## Example request

```json
{
 "required": "crypto-fear-greed",
 "properties": "index"
}
```

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "required": {
   "type": "string"
  },
  "properties": {
   "type": "string"
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/crypto-fear-greed-index-01ff8086/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from the-stall.intuitek.ai](https://www.zero.xyz/host/the-stall.intuitek.ai/llms.txt)