By SanctionsAI team · Updated 2026-08-09

Batch screen customer list for sanctions

Screen your entire customer database against the OFAC SDN list.

import csv, requests, time

API = "https://sanctionsai.dev/sanctions"

with open("customers.csv") as f, open("results.csv", "w") as out:
    reader = csv.DictReader(f)
    writer = csv.writer(out)
    writer.writerow(["customer_id", "name", "blocked", "matches"])
    
    for row in reader:
        resp = requests.get(API, params={"name": row["name"]}, timeout=5)
        data = resp.json()
        writer.writerow([
            row["customer_id"], row["name"],
            data["blocked"], str(data["matches"])[:200]
        ])
        time.sleep(0.1)  # Rate limit

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