usd-jpy?amount=string

Convert USD to JPY at live rate.

Convert USD to JPY at live rate. Pass ?amount=100 for value in Japanese Yen. 美元兑换日元换算。米ドルを円に換算。Convertir dólar a yen. 달러를 엔로 환전. usd to jpy convert. Accepts payment on Base or Solana — either network works.

UNRATEDListedProse in the URL

Overview

Grade?

UNRATED

0 of 30 paid calls toward a letter

Price

$0.004 per call

Paid calls

none yet

delivery unknown until someone pays

More info

Seller?

0x4466d4a8…d6dd125e

URL

https://api.x402node.dev/forex/convert/usd/jpy/usd-jpy?amount=string

Seen

first 28 days ago · last 4 days ago

52 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

0.726 liveness verified, no letter

To a letter · 30 paid calls

0 of 30

Held down by latency p95 · gap to 1.000 is 0.274: 0.074 uncertain ? + 0.200 short ? · 0.074 to B

How the composite of 0.726 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	0.877		0.526	0	−0.074
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.726	gap to 1.000 = 0.274 · 0.200 short · 0.074 uncertain	0.726	−0.200	−0.074

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 × 0.877   liveness       
+ 0.200 × 1.000   price stability
= 0.726           → UNRATED: 50 of 30 paid calls      weights 2026.09.6 · 50 samples · seed cap_01M1TKYDG9C53Q9ZKR6421A2VM|2026-09-03T01:47:01.180Z|2026.09.6

Verify it yourselfnpx teppi-check https://api.x402node.dev/forex/convert/usd/jpy/usd-jpy?amount=stringcurl -s https://api.teppi.xyz/v1/trust/cap_01M1TKYDG9C53Q9ZKR6421A2VM