Endpoint · computePOSTx402.freeq.one /tools/wallet_checksum
Ethereum Address Checksum: Convert an Ethereum address to its EIP-55 checksummed form.
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Ethereum Address Checksum: Convert an Ethereum address to its EIP-55 checksummed form. SIWE messages require the checksummed address on line 2 before signing. Pay per call in USDC on Base via x402 — POST https://x402.freeq.one/tools/wallet_checksum.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.002 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://x402.freeq.one/tools/wallet_checksum
Seen
first 35 days ago · last 16 hr ago
67 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.776 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held down by latency p95 · gap to 1.000 is 0.224: 0.082 uncertain ? + 0.142 short ? · 0.024 to B
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 0.29 | 0.198 | 0.040 | −0.142 | −0.018 | |
| liveness it answered at all |
0.60 | 1.00 | 0.894 | 0.536 | 0 | −0.064 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.776 | gap to 1.000 = 0.224 · 0.142 short · 0.082 uncertain | 0.776 | −0.142 | −0.082 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.200 × 0.198 latency p95
+ 0.600 × 0.894 liveness
+ 0.200 × 1.000 price stability
= 0.776 → UNRATED: 58 of 30 paid calls weights 2026.09.6 · 58 samples · seed cap_01M1A59R0E4XCCFHB6ZBECGJ5R|2026-09-02T07:58:55.710Z|2026.09.6
Verify it yourself
npx teppi-check https://x402.freeq.one/tools/wallet_checksumcurl -s https://api.teppi.xyz/v1/trust/cap_01M1A59R0E4XCCFHB6ZBECGJ5R