Endpoint · computePOSTextract.tollkit.dev/fx

Currency conversion at European Central Bank reference rates: give two currency codes (30 supported, e.g.

Currency conversion at European Central Bank reference rates: give two currency codes (30 supported, e.g. USD, EUR, GBP, JPY) and an amount, get the rate and converted amount for the latest business day or any day in the last 90. NOTE: these ECB reference rates are published free of charge at ecb.europa.eu; they are for information only, not for transactions. $0.001 per call; an unsupported currency is not charged.

UNRATEDListed

Overview

Grade?

UNRATED

0 of 30 paid calls toward a letter

Price

$0.001 per call

Paid calls

none yet

delivery unknown until someone pays

More info

Seller?

0xbbfce2d3…fc9ce704

URL

https://extract.tollkit.dev/fx

MCP server on this host: io.github.UltraStarz/x402-extract

Seen

first 12 hr ago · last 12 hr ago

1 free handshakes

Payment

Pays through

x402

Offered on?

Base USDC, Solana

Listed on?

Base

Score, from free handshakes onlyweights 2026.09.6

UN
RATED

0.242 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 0.758: 0.750 uncertain ? + 0.008 short ? · 0.208 to D

How the composite of 0.242 is made up, part by part
Component	Weight	Measured	Lower bound ?		Adds	Short ?	Uncertain ?
livenesscosts the most it answered at all	0.75	1.00	0.000		0.000	0	−0.750
latency p95 it answered as fast as its class	0.25	0.97	0.967		0.242	−0.008	0
Composite	1.00		0.242	gap to 1.000 = 0.758 · 0.008 short · 0.750 uncertain	0.242	−0.008	−0.750

Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check; price stability · nothing to score

The multiplication, written out

  0.750 × 0.000   liveness   
+ 0.250 × 0.967   latency p95
= 0.242           → UNRATED: 1 of 30 paid calls      weights 2026.09.6 · 1 samples · seed cap_01M42Q5RKTN191V8Z0TNC3JB14|2026-09-04T06:39:21.903Z|2026.09.6

Verify it yourselfnpx teppi-check https://extract.tollkit.dev/fxcurl -s https://api.teppi.xyz/v1/trust/cap_01M42Q5RKTN191V8Z0TNC3JB14