Castellum.AI Arbiter AI agents (alert resolution, transaction and fraud monitoring agents) vs Dataleon Léon (AI agent for KYB/KYC file review with multi-agent verification, screening and follow-ups)
Castellum.AI Arbiter AI agents (alert resolution, transaction and fraud monitoring agents) (Castellum.AI) and Dataleon Léon (AI agent for KYB/KYC file review with multi-agent verification, screening and follow-ups) (Dataleon (Dataleon SAS)) are both listed in the Risk category of Agent Index. They share no framework tags in our dataset.
| Field |  Dataleon Léon (AI agent for KYB/KYC file review with multi-agent verification, screening and follow-ups) | |
|---|---|---|
| Vendor | Castellum.AI | Dataleon (Dataleon SAS) |
| HQ | United States · North America | France · Europe |
| Primary category | Risk | Risk |
| Also listed in | Risk, Compliance | Risk |
| Summary | AML/KYC agents that resolve L1 and L2 screening alerts (sanctions, PEPs, adverse media) against the institution's own policies, plus transaction-monitoring and fraud-monitoring agents, with a documented rationale for every decision. | French KYB/KYC compliance platform whose agent Léon pre-audits pending customer files, has KYC and KYB 'workers' review them and recommend the next step from the firm's past decisions, and launches specialised agents in parallel for identity verification, sanctions/PEP screening and customer follow-ups, with analysts making the final decision. |
| Framework tags (Agent Index) | — | — |
| Frameworks (vendor-claimed) | — | GDPR, EU AMLR |
| Capabilities / tasks | aml, kyc, alert triage, case investigation, fraud detection, sar narratives | kyc, aml, case investigation, workflow automation |
| Pricing (as published) | Not published | Not published |
| Pricing model | quote | quote |
| Primary source | https://www.castellum.ai/products/aml-kyc-ai-agent-arbiter | https://www.dataleon.ai/plateforme/agent-ia |
| Last checked | 2026-10-18 | 2026-10-19 |
| Official site | https://www.castellum.ai/products/aml-kyc-ai-agent-arbiter | https://www.dataleon.ai/plateforme/agent-ia |
Side-by-side data is generated from the open dataset. “Vendor-claimed” frameworks are as marketed by each vendor and not verified by Agent Index; framework tags indicate relevance, not certification. Request current quotes from each vendor before buying. This page does not rank or score vendors. Sponsored comparisons, if any, will be labelled.
Also in this use case
Other verified listings that share a task tag or use-case group with Castellum.AI Arbiter AI agents (alert resolution, transaction and fraud monitoring agents) or Dataleon Léon (AI agent for KYB/KYC file review with multi-agent verification, screening and follow-ups). Open a pair page or the use-case table — this is not a ranking.
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Use-case comparisons
- AML and transaction-monitoring AI agents — 39 listings (Anti-money-laundering, transaction monitoring and financial-crime investigation)
- KYC and identity AI agents — 34 listings (Know-your-customer, identity verification and onboarding)
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