"Which of your alerts can an agent close, and who signs the SAR?" Put that question to Unit21 and to complead in a demo and the answers differ in useful ways. As of November 2026, Unit21's agents draft SAR narratives, and Unit21 submits SARs and CTRs to FinCEN once an analyst signs off. complead, formerly Sanction Scanner, lets agents close routine cases with the evidence attached, and once a second reviewer signs, it submits SAR and other regulatory filings directly, including to FinCEN.
Like each complead vendor comparison, the 11 points below set one rival beside complead; the Unit21 side rests on Unit21's own pages, opened on 10 November 2026 and linked where each fact is used. complead publishes this comparison and lists itself first.
What is Unit21 built around?
Unit21 calls its product "AI Risk Infrastructure" for fraud and AML, and its company page sums the idea up in one line: "It's AI that performs the detection and investigation." (unit21.ai). The menu splits into Unit21 for Fraud (real-time monitoring, device intelligence, a consortium) and Unit21 for AML (transaction monitoring, case management, payment screening, sanction screening, customer risk rating, regulatory filings). It sells by vertical to fintechs, crypto firms, sponsor banks and financial institutions.
Agents sit at the center. An alert agent, a case agent that works a whole case, a SAR agent and two rule agents sit on an autonomy ladder from Level 1 to Level 4, and Unit21 says its customers "typically start at level 2" before moving up as confidence builds (Unit21 AI agents). Its fraud consortium, per the home page, covers 80M+ adults in the US, about a third of the adult population.
What is complead built around?
complead is an AI native platform for AML, KYC and fraud. Its engine, complead Fusion, runs onboarding, screening, monitoring, fraud and investigation together, so a customer is scored once, across every module. An alert always names the rule that fired and the signals that matched, and the reviewer makes the decision.
The transaction monitoring product runs on rules the compliance team builds without code, and payment screening checks the sender and the receiver through the API while the transfer is processed. Screening runs on complead's own 3,500+ sanctions, PEP and watchlists from 220+ jurisdictions, refreshed every 15 minutes, and on the providers a customer already licenses. The company dates from 2019, works with 800+ companies in 80+ countries, and hosts on Azure, with an on-premise option for teams that need one.
complead vs Unit21: the 11 points
Table 1. complead vs Unit21 on 11 points (Unit21 pages read 10 November 2026; sources under the table)
| Point | complead | Unit21 |
|---|---|---|
| Built around | One engine (complead Fusion) for onboarding, screening, monitoring, fraud and investigation; one risk score per customer | "AI Risk Infrastructure" for fraud and AML; "AI that performs the detection and investigation" |
| Transaction monitoring | Native; rules built without code; no limit on the number of rules; sender and receiver screened through the API while the payment is processed | Real-time ingestion; built in detection models or own rules; AI rule recommendations |
| Testing a rule | Backtest on 30, 60 or 90 days of real history with alert volume, clearance rate and true positives; versioned with one click rollback | "historical backtesting" and shadow mode against historical or live data |
| Agents and sign off | Agents close routine cases with evidence, narrative and work log; measured in shadow mode against analysts' decisions before they go live; the reviewer decides | Alert, case, SAR and rule agents on Levels 1 to 4; "no financial crime report leaves Unit21 without an analyst signing off" |
| Screening data and refresh | Its own data and the customer's licensed providers; its own 3,500+ sanctions, PEP and watchlists from 220+ jurisdictions refresh every 15 minutes; OFAC, EU, UN, UK, DFAT and SECO plus 200+ national regimes | "consolidated global sanctions, PEP, and adverse media lists"; no data provider, list count or refresh cadence stated |
| Matching and rescreening | Fuzzy, phonetic and transliteration aware matching; thresholds per list type and per list; ongoing monitoring started and stopped by API | Configurable rule logic, fuzzy matching, risk based thresholds; automated rescreening when watchlists change |
| Regulatory filing | complead submits SAR and other regulatory filings directly, including to FinCEN; each report is built from the case and signed by a second reviewer first; every submission logged | Direct submission to FinCEN (SAR, CTR) and FINTRAC (STR); validated goAML XML export, configured for Malta and the Netherlands |
| Fraud | Fraud prevention: approve, decline, review or step up, each with a reason; first party device and behavioral signals | Real-time fraud monitoring, device intelligence and a US fraud consortium |
| Customer risk and KYB | Customer risk assessment on your own factors and weights; KYB and UBO verification | Customer risk rating that updates on activity, device signals, sanctions exposure and network associations |
| Security and deployment | ISO 27001, ISO 9001, SOC 2, GDPR built in, EU data residency; runs on Azure, on-premise option | SOC 2 Type I and Type II attested by Armanino; GDPR and CCPA |
| Pricing model | Custom quote based on modules and volume; no public price list | No public price list; "Get a Demo" |
Unit21 column, sourced from pages opened on 10 November 2026:
complead column: its product pages and confirmed product facts. Text in quotation marks is the vendor's.
Where do the agents stop?
Can an agent close an alert on its own? At Unit21, that depends on the level a customer switches on. The ladder runs from Level 1 to Level 4, and an agent that hits low confidence escalates rather than guesses. At complead, agents close the routine cases themselves and attach the evidence, the narrative and the work log; analysts get the cases that need judgment.
How is an agent tested before it goes live? Unit21 says customers validate accuracy in parallel with human review before they move up a level. Since complead's October 2026 release, agents are measured in shadow mode against your analysts' decisions before they go live.
Who signs the report? On both sides, a person. Unit21's SAR agent drafts the narrative and fills most SAR fields from the case, but it does not file on its own, and an analyst signs off every report. complead's agent prepares the report from the case trail, and no report is submitted without a signature: a second reviewer signs, complead submits it directly, FinCEN included, and the submission is logged.
Screening data and regulatory filing
Whose screening data sits under the match?
Unit21 screens customers, counterparties and transactions against "consolidated global sanctions, PEP, and adverse media lists" through one API, with fuzzy matching, risk based thresholds and rescreening when a list changes (Unit21 sanction screening). The page does not name a data provider, a list count or a refresh cadence. complead screens on its own lists, refreshed every 15 minutes, and on providers a customer already licenses: a team can "connect LexisNexis, Dow Jones, LSEG World-Check, or Moody's using your own credentials and search against them", and "matches from all sources are deduplicated into a single profile" (third party data providers).
complead's client screening covers OFAC, EU, UN, UK, DFAT and SECO lists plus 200+ national regimes. Fuzzy matching thresholds can be set per list type and per individual list, and every search is recorded, including the ones that return no match.
Who submits the report, and to whom?
Both submit SARs to FinCEN directly. Unit21's filing page says a team can "Submit directly to FinCEN (SAR/CTR) and FINTRAC (STR) from within Unit21", track continuing activity reports, and produce a validated goAML XML file for upload to an FIU portal, configured for Malta and the Netherlands, with other jurisdictions on request (Unit21 regulatory filing). complead submits SAR and other regulatory filings directly, including to FinCEN. Its regulatory filings page says teams "Prepare, review and submit SAR, STR and threshold reports in the format your regulator accepts", built from the case evidence, with a second reviewer's signature before anything leaves.
Which buyer fits which vendor?
Unit21 suits
A US fintech, crypto firm, sponsor bank or credit union that wants fraud and AML agents in one product, a fraud consortium built on US adults, and SAR and CTR filing to FinCEN from inside the platform. Teams that report in Canada also get FINTRAC STR submission.
complead suits
Banks, e-money and payment institutions, crypto businesses, insurers and investment firms that want screening on complead's own data and the customer's licensed providers, fraud prevention, monitoring, KYB and customer risk on one customer record and one score. It also suits a team that needs an on-premise option, or one that screens across many regimes outside the US, since coverage includes 200+ national regimes beside the main lists.
Where complead falls short
One situation favors Unit21 on its own strength. A US fintech that wants a consumer fraud consortium should weigh Unit21's 80M+ US adults against complead's Consortium KB, which shares typologies rather than customer records, with data held in the EU, the UK or Türkiye.
What changed in 2026
- 7 July 2026: Unit21 launched Agentic Task Builder, which lets risk and compliance teams write investigation logic in plain English (release, linked from the Unit21 newsroom).
- 14 July 2026: Unit21 and TRM Labs announced blockchain intelligence inside Unit21's financial crime operations (release).
- 12 October 2026: Unit21 and Corelation brought fraud prevention and AML monitoring to credit unions on the Keystone core (release).
- 4 November 2026: Unit21's October release added charts to agent summaries, alert investigation from any MCP client, and OFAC screening reports (Unit21 blog).
Moving from Unit21: run both side by side
complead runs beside your current tool, so the same customers and transactions can pass through both before anyone decides. Sandbox keys arrive straight away, the API typically integrates in hours and averages sub-200 ms response time, and there are no integration fees.
A practical order for the first week:
- Export 90 days of alerts and their dispositions from Unit21, so the backtest has a baseline.
- Rebuild your top five rules in complead's rules engine, with the same conditions and thresholds.
- Backtest them on the same 90 days and compare alert volume and true positives rule by rule.
- Screen the same customer file on both and read the matches the other tool missed.
On volume: Moldcell, the Moldovan telecom operator with 1.5 million users, runs screening, monitoring and case management on complead, and reported in July 2026 that about 10,000 of nearly 100,000 transactions processed were surfaced for review.
What else do Unit21 buyers shortlist?
Unit21's other alternatives split by first job: Sardine and SEON lead with fraud signals, Flagright with no code rules and ComplyAdvantage with its own screening data.
This week, three steps settle most of the choice: export 90 days of alerts, rebuild your top five rules, and backtest them during a 7 day trial beside Unit21.
