arc-cost

What a given operation SHOULD cost on Arc right now, in dollars - a price list computed at the gas price read at this block, and the companion to /api/x402/arc-gas which measures…

What a given operation SHOULD cost on Arc right now, in dollars - a price list computed at the gas price read at this block, and the companion to /api/x402/arc-gas which measures what transactions ACTUALLY cost across a spread of blocks. Use this one to quote an operation, that one to budget for the tail: the 20 gwei floor holds most of the time but is not a cap, and the response says so.

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?

0xd334ab51…dc4217ed

URL

https://apexfaucet.xyz/api/x402/arc-cost

MCP server on this host: xyz.apexfaucet/apex-x1

Seen

first 7 days ago · last 12 hr ago

12 free handshakes

Payment

Pays through

x402

Offered on?

Arc, Base USDC, Solana

Listed on?

Base, Solana

Score, from free handshakes onlyweights 2026.09.6

UN
RATED

0.425 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 0.575: 0.315 uncertain ? + 0.260 short ? · 0.025 to D

How the composite of 0.425 is made up, part by part
Component	Weight	Measured	Lower bound ?		Adds	Short ?	Uncertain ?
livenesscosts the most it answered at all	0.60	0.90	0.375		0.225	−0.060	−0.315
latency p95 it answered as fast as its class	0.20	0.00	0.000		0.000	−0.200	0
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.425	gap to 1.000 = 0.575 · 0.260 short · 0.315 uncertain	0.425	−0.260	−0.315

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

The multiplication, written out

  0.600 × 0.375   liveness       
+ 0.200 × 0.000   latency p95    
+ 0.200 × 1.000   price stability
= 0.425           → UNRATED: 12 of 30 paid calls      weights 2026.09.6 · 12 samples · seed cap_01M3GPA9MJMEQ43NMNMKQZ3HXD|2026-09-04T15:03:00.808Z|2026.09.6

Verify it yourselfnpx teppi-check https://apexfaucet.xyz/api/x402/arc-costcurl -s https://api.teppi.xyz/v1/trust/cap_01M3GPA9MJMEQ43NMNMKQZ3HXD