Endpoint · computePOSTapi.hergertsynthora.com /v1/noaa-tides
SYNTHORA noaa-tides: tide and water level for US ports/stations, VERIFIED by crossing NOAA harmonic prediction with the LIVE observation at the same station — the anomaly…
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SYNTHORA noaa-tides: tide and water level for US ports/stations, VERIFIED by crossing NOAA harmonic prediction with the LIVE observation at the same station — the anomaly (observed minus predicted) is the storm-surge/port-disruption signal. Source: NOAA CO-OPS official, free, no key. $0.005 USDC x402 Base.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://api.hergertsynthora.com/v1/noaa-tides
Seen
first 35 days ago · last 8 days ago
65 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.806 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held back by sample size, not by the seller · gap to 1.000 is 0.194: 0.098 uncertain ? + 0.096 short ? · 0.094 to A
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 0.52 | 0.342 | 0.068 | −0.096 | −0.035 | |
| liveness it answered at all |
0.60 | 1.00 | 0.896 | 0.537 | 0 | −0.063 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.806 | gap to 1.000 = 0.194 · 0.096 short · 0.098 uncertain | 0.806 | −0.096 | −0.098 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.200 × 0.342 latency p95
+ 0.600 × 0.896 liveness
+ 0.200 × 1.000 price stability
= 0.806 → UNRATED: 59 of 30 paid calls weights 2026.09.6 · 59 samples · seed cap_01M1A59PKNXVNXC6SCQZ13SFS0|2026-09-02T07:58:55.710Z|2026.09.6
Verify it yourself
npx teppi-check https://api.hergertsynthora.com/v1/noaa-tidescurl -s https://api.teppi.xyz/v1/trust/cap_01M1A59PKNXVNXC6SCQZ13SFS0