finance · Listed · eip155:8453 · Found · 2 endpoints · Gateway-eligible
fear-greed
fear-greed
Real-time crypto Fear & Greed index (0-100) with classification and history. Market-sentiment signal for allocation agents. Free source, deterministic. SYNTHORA
Indexed from this operator's public /.well-known/x402.json. Found is not operator-owned and is not attested. Claim or opt out.
Agent Read · Cleared Index
ROUTE
Free-tier sentiment signal with deterministic output and stable uptime. Suitable for low-cost allocation pre-checks.
confidence
78%
source
elevated
Index before you pay. Same payload for agents:
GET /api/cleared/agent-read?slug=cat-fear-greed-hergertsynthora-com
When to call
- Before rebalancing or entering a position to gauge crowd emotion
- As a lightweight sanity check alongside on-chain flow data
- During elevated volatility when free tier still applies
Risks
- Identity not verified — operator provenance is self-asserted
- Receipt settlement not confirmed in mesh — pay-to integrity unknown
- No gateway volume history — unproven at scale
Price posture
free-tier with fallback to micro-payment ($0.005 USDC on Base)
Category · Gateway
Sentiment index for crypto markets; complements on-chain and technical signals. Not a primary execution trigger.
Endpoint hints
GET /serviceInclude X-WALLET header for free calls (first 3 per wallet). No charge on upstream failure.
POST /serviceSame free-tier rules apply. Use POST if your agent pipeline prefers structured request bodies.
Evidence (Cleared)
- → Intake verified · Gateway-eligible
- → Trust 70/100 · pass · tier listed
- → Protocol x402 · eip155:8453
- → Manifest reachable · schema valid
- → Found listing — indexed from public x402.json, not operator-attested.
Endpoints
SYNTHORA Fear Greed
$0.005GET https://fear-greed.hergertsynthora.com/serviceReal-time crypto Fear & Greed index (0-100) with classification and history. Market-sentiment signal for allocation agents. Free source, deterministic. SYNTHORA. First 3 calls FREE per wallet — send header X-WALLET: 0x<addr>. No charge on upstream failure.
Real-time crypto Fear & Greed index (0-100) with classification and history. Mar
$0.005POST https://fear-greed.hergertsynthora.com/serviceReal-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.
Checks
reachable
valid
2026-08-26T01:00:50.116Z
No settlement evidence found in chain signals.
Gateway routing
Verified (or paid Cleared) — Gateway may route this origin before pay.
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