fx?amount=100&base=USD&quote=MXN

Exchange rate between two ISO currencies (ECB reference rates), optionally converting an amount.

Exchange rate between two ISO currencies (ECB reference rates), optionally converting an amount. (GET: pass the input as query parameters)

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?

0x318d34fa…a88b3dbe

URL

https://toll402.dev/v1/fx?amount=100&base=USD&quote=MXN

MCP server on this host: dev.toll402/toll402-mcp

Seen

first 24 days ago · last 14 hr ago

44 free handshakes

Payment

Pays through

x402

Offered on?

Base USDC

Listed on?

Base

Score, from free handshakes onlyweights 2026.09.6

UN
RATED

0.710 liveness verified, no letter

To a letter · 30 paid calls

0 of 30

Held down by latency p95 · gap to 1.000 is 0.290: 0.090 uncertain ? + 0.200 short ? · 0.090 to B

How the composite of 0.710 is made up, part by part
Component	Weight	Measured	Lower bound ?		Adds	Short ?	Uncertain ?
latency p95costs the most it answered as fast as its class	0.20	0.00	0.000		0.000	−0.200	0
liveness it answered at all	0.60	1.00	0.850		0.510	0	−0.090
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.710	gap to 1.000 = 0.290 · 0.200 short · 0.090 uncertain	0.710	−0.200	−0.090

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

The multiplication, written out

  0.200 × 0.000   latency p95    
+ 0.600 × 0.850   liveness       
+ 0.200 × 1.000   price stability
= 0.710           → UNRATED: 41 of 30 paid calls      weights 2026.09.6 · 41 samples · seed cap_01M24XF24ZRTWQ04P1QP7BEN6Q|2026-09-02T02:42:08.601Z|2026.09.6

Verify it yourselfnpx teppi-check https://toll402.dev/v1/fx?amount=100&base=USD&quote=MXNcurl -s https://api.teppi.xyz/v1/trust/cap_01M24XF24ZRTWQ04P1QP7BEN6Q