Endpoint · onchainGETsaylorinnovations.com/api/evm/optimism/balance/EVM%20wallet%20address%20(0x-prefixed%2C%2040%20hex%20characters)

EVM Wallet Balances (optimism).

EVM Wallet Balances (optimism). Optimism ERC-20 token balance and native ETH balance for any wallet: up to 20 ERC-20 tokens (?tokens=) in one call, with symbols, decimals and human-readable amounts. Live chain head.

UNRATEDListed

Overview

Grade?

UNRATED

0 of 30 paid calls toward a letter

Price

$0.003 per call

Paid calls

none yet

delivery unknown until someone pays

More info

Seller?

7lsjfrjf8f…yuvxacy7

URL

https://saylorinnovations.com/api/evm/optimism/balance/EVM%20wallet%20address%20(0x-prefixed%2C%2040%20hex%20characters)

MCP server on this host: com.saylorinnovations/data

Seen

first 9 days ago · last 10 hr ago

7 free handshakes

Payment

Pays through

— never asked

Offered on?

— never asked

Listed on?

Polygon, Arbitrum, Base, Solana

Score, from free handshakes onlyweights 2026.09.6

UN
RATED

0.004 liveness verified, no letter

To a letter · 30 paid calls

0 of 30

Held down by liveness · gap to 1.000 is 0.996: 0.000 uncertain ? + 0.996 short ? · 0.446 to D

How the composite of 0.004 is made up, part by part
Component	Weight	Measured	Lower bound ?		Adds	Short ?	Uncertain ?
livenesscosts the most it answered at all	0.75	0.00	0.000		0.000	−0.750	0
latency p95 it answered as fast as its class	0.25	0.01	0.015		0.004	−0.246	0
Composite	1.00		0.004	gap to 1.000 = 0.996 · 0.996 short · 0.000 uncertain	0.004	−0.996	−0.000

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 × 0.015   latency p95
= 0.004           → UNRATED: 5 of 30 paid calls      weights 2026.09.6 · 5 samples · seed cap_01M3BHGP2QADMB49T49Z7XJ157|2026-08-29T01:48:33.005Z|2026.09.6

Verify it yourself

npx teppi-check https://saylorinnovations.com/api/evm/optimism/balance/EVM%20wallet%20address%20(0x-prefixed%2C%2040%20hex%20characters)

curl -s https://api.teppi.xyz/v1/trust/cap_01M3BHGP2QADMB49T49Z7XJ157