Endpoint · evidenceGETx402.tickerlayer.com /v1/indices/snapshot/US500
Get a compact Indices market snapshot with quote, last trade, previous close, and change fields for one symbol.
Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.02 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://x402.tickerlayer.com/v1/indices/snapshot/US500
Seen
first 34 days ago · last 34 days ago
14 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Score, from free handshakes onlyweights 2026.08.1
UN
RATED
RATED
0.720 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held down by latency p95 · gap to 1.000 is 0.280: 0.138 uncertain ? + 0.143 short ? · 0.080 to B
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 0.29 | 0.287 | 0.057 | −0.143 | 0 | |
| liveness it answered at all |
0.60 | 1.00 | 0.771 | 0.462 | 0 | −0.138 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.720 | gap to 1.000 = 0.280 · 0.143 short · 0.138 uncertain | 0.720 | −0.143 | −0.138 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.200 × 0.287 latency p95
+ 0.600 × 0.771 liveness
+ 0.200 × 1.000 price stability
= 0.720 → UNRATED: 13 of 30 paid calls weights 2026.08.1 · 13 samples · seed cap_01M1A59V30H3WW1ZM1D39DY487|2026-08-07T18:30:33.393Z|2026.08.1
Verify it yourself
npx teppi-check https://x402.tickerlayer.com/v1/indices/snapshot/US500curl -s https://api.teppi.xyz/v1/trust/cap_01M1A59V30H3WW1ZM1D39DY487