currency?amount=100&from=USD&to=GBP

Convert an amount between currencies and get the exchange rate.

Convert an amount between currencies and get the exchange rate. Converts between 30+ currencies (USD, EUR, GBP, JPY and more) using daily European Central Bank reference rates with cross-rate calculation, returning the converted amount, the rate and the rate date. Fast currency converter and FX rate lookup for pricing, invoicing and reporting (informational use).

UNRATEDListed

Overview

Grade?

UNRATED

0 of 30 paid calls toward a letter

Price

$0.01 per call

Paid calls

none yet

delivery unknown until someone pays

More info

Seller?

0x5100a134…94d62282

URL

https://api.aventtech.com/convert/currency?amount=100&from=USD&to=GBP

Seen

first 35 days ago · last 21 hr ago

26 free handshakes

Payment

Pays through

x402

Offered on?

Base USDC

Listed on?

Base

Score, from free handshakes onlyweights 2026.09.6

UN
RATED

0.641 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 0.359: 0.277 uncertain ? + 0.083 short ? · 0.009 to C

How the composite of 0.641 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	0.639		0.383	0	−0.217
latency p95 it answered as fast as its class	0.20	0.65	0.568		0.114	−0.070	−0.016
price stability the price stayed where it was listed	0.20	0.94	0.719		0.144	−0.013	−0.043
Composite	1.00		0.641	gap to 1.000 = 0.359 · 0.083 short · 0.277 uncertain	0.641	−0.083	−0.277

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

The multiplication, written out

  0.600 × 0.639   liveness       
+ 0.200 × 0.568   latency p95    
+ 0.200 × 0.719   price stability
= 0.641           → UNRATED: 17 of 30 paid calls      weights 2026.09.6 · 17 samples · seed cap_01M1A5AD5DHH10XHNHPH37543C|2026-09-04T14:31:13.143Z|2026.09.6

Verify it yourselfnpx teppi-check https://api.aventtech.com/convert/currency?amount=100&from=USD&to=GBPcurl -s https://api.teppi.xyz/v1/trust/cap_01M1A5AD5DHH10XHNHPH37543C