exchange-rates

Delivers official European Central Bank reference exchange rates across 30+ fiat currencies with base currency selection.

UNRATEDListed

Overview

Grade?

UNRATED

0 of 30 paid calls toward a letter

Price

$0.05 per call

Paid calls

none yet

delivery unknown until someone pays

More info

Seller?

0x7f520c84…3aa789b7

URL

https://dt0ur.online/api/finance/exchange-rates

Seen

first 14 days ago · last 14 hr ago

25 free handshakes

Payment

Pays through

x402

Offered on?

Base USDC, Solana

Listed on?

Base, Solana

Score, from free handshakes onlyweights 2026.09.6

UN
RATED

0.814 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 0.186: 0.184 uncertain ? + 0.002 short ? · 0.086 to A

How the composite of 0.814 is made up, part by part
Component	Weight	Measured	Lower bound ?		Adds	Short ?	Uncertain ?
livenesscosts the most it answered at all	0.60	1.00	0.693		0.416	0	−0.184
latency p95 it answered as fast as its class	0.20	0.99	0.990		0.198	−0.002	0
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.814	gap to 1.000 = 0.186 · 0.002 short · 0.184 uncertain	0.814	−0.002	−0.184

Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check

The multiplication, written out

  0.600 × 0.693   liveness       
+ 0.200 × 0.990   latency p95    
+ 0.200 × 1.000   price stability
= 0.814           → UNRATED: 20 of 30 paid calls      weights 2026.09.6 · 20 samples · seed cap_01M2Z1401T8W5ZG13CH8QZWBVB|2026-09-01T00:36:02.007Z|2026.09.6

Verify it yourselfnpx teppi-check https://dt0ur.online/api/finance/exchange-ratescurl -s https://api.teppi.xyz/v1/trust/cap_01M2Z1401T8W5ZG13CH8QZWBVB