Endpoint · inferenceGETperpsignals.use.x402atlas.com /fear-greed
Crypto Fear & Greed index — the current market-sentiment score (0-100) and its label (Extreme Fear … Extreme Greed), as a clean snake_case envelope.
Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.005 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://perpsignals.use.x402atlas.com/fear-greed
Seen
first 34 days ago · last 13 hr ago
64 free handshakes
Payment
Pays through
x402
Offered on?
Polygon, Arbitrum, Base USDC, Solana
Listed on?
Polygon, Arbitrum, Base, Solana
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.719 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held down by latency p95 · gap to 1.000 is 0.281: 0.067 uncertain ? + 0.213 short ? · 0.081 to B
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 0.00 | 0.000 | 0.000 | −0.200 | 0 | |
| liveness it answered at all |
0.60 | 0.98 | 0.866 | 0.519 | −0.013 | −0.067 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.719 | gap to 1.000 = 0.281 · 0.213 short · 0.067 uncertain | 0.719 | −0.213 | −0.067 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.200 × 0.000 latency p95
+ 0.600 × 0.866 liveness
+ 0.200 × 1.000 price stability
= 0.719 → UNRATED: 56 of 30 paid calls weights 2026.09.6 · 56 samples · seed cap_01M1A51QZESC27NHBK054QJ0Y2|2026-09-03T15:26:20.183Z|2026.09.6
Verify it yourself
npx teppi-check https://perpsignals.use.x402atlas.com/fear-greedcurl -s https://api.teppi.xyz/v1/trust/cap_01M1A51QZESC27NHBK054QJ0Y2