first-funder?address=string

Trace the first incoming transfer that funded a Base address: funder address, asset, amount, block and time.

Trace the first incoming transfer that funded a Base address: funder address, asset, amount, block and time. Pairs with x402 dewash for sybil cluster and burner wallet analysis. wallet funding source, first funder, who funded this wallet, sybil detection, wallet provenance, burner cluster Accepts payment on Base or Solana — either network works.

UNRATEDDelisted

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?

0x4466d4a8…d6dd125e

URL

https://api.x402node.dev/chain/first-funder?address=string

Seen

first 34 days ago · last 16 days ago

48 free handshakes

Payment

Pays through

x402

Offered on?

Base USDC, Solana

Listed on?

Base, Solana

Score, from free handshakes onlyweights 2026.09.4

UN
RATED

0.830 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 0.170: 0.093 uncertain ? + 0.078 short ? · 0.070 to A

How the composite of 0.830 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	0.61	0.532		0.106	−0.078	−0.016
liveness it answered at all	0.60	1.00	0.872		0.523	0	−0.077
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.830	gap to 1.000 = 0.170 · 0.078 short · 0.093 uncertain	0.830	−0.078	−0.093

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

The multiplication, written out

  0.200 × 0.532   latency p95    
+ 0.600 × 0.872   liveness       
+ 0.200 × 1.000   price stability
= 0.830           → UNRATED: 48 of 30 paid calls      weights 2026.09.4 · 48 samples · seed cap_01M1A5QH6F5TS3BWV45T2WDMK0|2026-08-25T23:45:52.886Z|2026.09.4

Verify it yourselfnpx teppi-check https://api.x402node.dev/chain/first-funder?address=stringcurl -s https://api.teppi.xyz/v1/trust/cap_01M1A5QH6F5TS3BWV45T2WDMK0