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Real-time crypto Fear & Greed index (0-100) with classification and history. Market-sentim

HERGERT SYNTHORA · https://hergertsynthora.com
https://fear-greed.hergertsynthora.com/.well-known/agent-card.json
● healthy

Real-time crypto Fear & Greed index (0-100) with classification and history. Market-sentiment signal for allocation agents. Free source, deterministic. $0.005 USDC via x402 on Base. SYNTHORA. First 3 calls FREE per wallet — send header X-WALLET: 0x<addr>. No charge on upstream failure.

Transport
HTTP+JSON
Protocol
0.3.0
Price

Skills

How to call

A2A endpoint (HTTP+JSON)
https://fear-greed.hergertsynthora.com/service
Agent card
https://fear-greed.hergertsynthora.com/.well-known/agent-card.json
Homepage
https://hergertsynthora.com