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Agentic AI in Financial Services: What Changes for Banks and Fintechs

Anslem Oshionebo on AI agents that act, not just answer: where they fit in banking and fintech, and the controls they demand.

By Anslem Oshionebo 3 min read

Agentic AI in Financial Services by Anslem Oshionebo

The first wave of generative AI in finance was conversational: tools that answer questions, summarise documents and draft text. The next wave is agentic. AI agents can plan a task, use software tools and take actions: gather documents, reconcile accounts, open a case, prepare a payment for approval. That is a bigger change, because an agent does not just inform a decision. It can make one.

Where agents fit first

  • Customer onboarding: collecting documents, checking them against registries and flagging gaps before a human reviews the file.
  • Collections and recovery: prioritising accounts, preparing outreach and assembling evidence packs for legal action.
  • Operations: chasing exceptions in reconciliations and payments and routing them to the right team.
  • Compliance monitoring: reviewing alerts, gathering context and writing a first draft of the investigation note.

In each case the pattern is the same: the agent does the gathering and the first pass, and a person makes the call.

The risks are operational, not theoretical

An agent with access to systems can make mistakes at machine speed. It can act on bad data, misread an instruction or be manipulated by malicious content in a document or email. In a regulated institution, every one of those failures is also a compliance failure.

Controls that should come first

  • Least privilege: agents get the narrowest access needed, and no ability to move money or change master data without human approval.
  • Full logging: every action, input and tool call recorded and reviewable.
  • Approval gates: clear thresholds where a person must sign off.
  • Testing and monitoring: agents tested against known scenarios before release and monitored for drift afterwards.
  • Accountability: a named owner for each agent, just as for any key control.

What makes an agent different from a chatbot

A chatbot answers a question. An agent pursues a goal. Given the task "prepare the supplier payment run", an agent might gather approved invoices, check them against purchase orders, flag mismatches, draft the payment file and request approval. It uses tools, follows steps and adapts when something unexpected happens. That ability to act is what creates value, and what creates risk.

A control framework for AI agents

  • Identity: each agent has its own credentials, never shared human accounts.
  • Least privilege: agents can read and draft widely, but actions that move money or change customer records require human approval.
  • Boundaries: define clearly which systems, data and actions are in scope.
  • Logging: every step the agent takes is recorded and reviewable.
  • Testing: agents are tested on realistic scenarios, including attempts to trick them through manipulated inputs.
  • Ownership: a named business owner is accountable for each agent's performance.

Use cases worth starting with

Good first projects are internal, high-volume and easy to verify: preparing know-your-customer files for analyst review, reconciling payments, drafting suspicious activity narratives for compliance officers, summarising regulatory changes and answering staff questions from policy documents. Each saves time while keeping a person in control of the final decision. Customer-facing agents that can move money should come later, once the organisation has experience and evidence that its controls work.

A leader's view: accountability does not transfer to the machine

When an AI agent makes a mistake, customers, regulators and courts will hold the institution responsible, not the software. Leaders should therefore approve agent deployments with the same seriousness as any process that affects customers or money, with clear owners, documented controls and regular review. Speed matters, but accountability matters more.

Start with the boring work

The highest returns come from repetitive, well-defined processes where the cost of a mistake is low and easy to catch. Institutions that prove value there, with strong controls, will be ready to extend agents into more sensitive work. Those that start with the riskiest use cases will spend the next year explaining incidents to their regulators.

Common questions

What is agentic AI?

Agentic AI refers to AI systems that can plan and carry out multi-step tasks using tools and data, rather than only responding to a single prompt.

Is agentic AI safe for banks?

It can be, with strict permissions, human approval for money movement, complete logging, testing against manipulation and clear accountability.