Endpoint · lookupPOSTchain.openverbs.com /v1/sanctions
Screen a crypto wallet address against the OFAC SDN sanctions list (US Treasury Specially Designated Nationals) before transacting.
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Screen a crypto wallet address against the OFAC SDN sanctions list (US Treasury Specially Designated Nationals) before transacting. Multi-chain across ~20 assets (BTC, ETH, USDT, TRX, XMR and more); EVM 0x addresses match case-insensitively. Returns whether the address is sanctioned plus the listed entity, asset and list publish date. Clean address returns `sanctioned:false`. Public-domain OFAC data.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.006 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://chain.openverbs.com/v1/sanctions
Seen
first 11 hr ago · last 11 hr ago
1 free handshakes
Payment
Pays through
x402 · MPP evm, tempo
Offered on?
Base USDC, Tempo 0x8335…2913
Listed on?
Base
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.000 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 1.000: 0.750 uncertain ? + 0.250 short ? · 0.450 to D
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| livenesscosts the most it answered at all |
0.75 | 1.00 | 0.000 | 0.000 | 0 | −0.750 | |
| latency p95 it answered as fast as its class |
0.25 | 0.00 | 0.000 | 0.000 | −0.250 | 0 | |
| Composite | 1.00 | 0.000 | gap to 1.000 = 1.000 · 0.250 short · 0.750 uncertain | 0.000 | −0.250 | −0.750 |
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 × 0.000 latency p95
= 0.000 → UNRATED: 1 of 30 paid calls weights 2026.09.6 · 1 samples · seed cap_01M42Q4QPHXBY4SD3ZKWMK280F|2026-09-04T06:39:21.903Z|2026.09.6
Verify it yourself
npx teppi-check https://chain.openverbs.com/v1/sanctionscurl -s https://api.teppi.xyz/v1/trust/cap_01M42Q4QPHXBY4SD3ZKWMK280F