allowance

Check an ERC-20 token approval on base, ethereum, arbitrum, optimism, polygon, bsc: how much a spender (router, Permit2, contract) may move from an owner's wallet, whether the…

Check an ERC-20 token approval on base, ethereum, arbitrum, optimism, polygon, bsc: how much a spender (router, Permit2, contract) may move from an owner's wallet, whether the approval is unlimited, and whether it covers the owner's full balance.

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?

0x7f520c84…3aa789b7

URL

https://dt0ur.online/api/onchain/allowance

Seen

first 11 days ago · last 10 hr ago

19 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

0.795 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 0.205: 0.205 uncertain ? + 0.000 short ? · 0.005 to B

How the composite of 0.795 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	0.659		0.395	0	−0.205
latency p95 it answered as fast as its class	0.20	1.00	1.000		0.200	0	0
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.795	gap to 1.000 = 0.205 · 0.000 short · 0.205 uncertain	0.795	−0.000	−0.205

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

The multiplication, written out

  0.600 × 0.659   liveness       
+ 0.200 × 1.000   latency p95    
+ 0.200 × 1.000   price stability
= 0.795           → UNRATED: 18 of 30 paid calls      weights 2026.09.6 · 18 samples · seed cap_01M36CNY5E4GS91E1RRSZRH1SG|2026-09-03T15:58:04.742Z|2026.09.6

Verify it yourselfnpx teppi-check https://dt0ur.online/api/onchain/allowancecurl -s https://api.teppi.xyz/v1/trust/cap_01M36CNY5E4GS91E1RRSZRH1SG