Industry Solutions

How can banking teams use RAG for internal knowledge?

Banking teams use RAG to search policies, KYC and AML procedures, product terms and internal help-desk content. Answers cite their sources, permission-aware retrieval keeps each desk to its own documents, and audit logs support review. Deployment options include your VPC, on-prem or air-gapped environments so customer data stays inside the bank's boundary.

Key facts

API surfaceOpenAI-compatible /v1/chat/completions; keep your existing SDK
GroundingEmbeddings and RAG are live for policy, KYC and product knowledge search
Models30+ models behind one API, from free tiers to frontier
DeploymentPlugsky cloud, your VPC, on-prem or air-gapped
Access controlScoped API keys, rotation and usage analytics; enterprise SSO and RBAC options
AuditabilityRequest and response logging with usage analytics
Pricing modelFlat monthly self-serve plans; no per-token billing on self-serve
Free tierFree plan with plugsky-micro and plugsky-lite; 14-day full-access trial

TL;DR

  • Ground banking answers in approved internal content with RAG instead of model memory.
  • Keep customer or credit content inside VPC, on-prem or air-gapped deployments where policy requires it.
  • Scope retrieval per team, client or site so permissions and confidentiality hold at query time.
  • Keep a named human owner for every customer-affecting decision.
  • Filter retrieval by desk, jurisdiction and classification.

How it works, step by step

  1. Inventory the content to make searchable: credit, operations and compliance policies, KYC and AML procedures, and product terms.
  2. Define a data boundary for the pilot that excludes restricted material until controls are proven.
  3. Choose a deployment target: cloud for public content, VPC, on-prem or air-gapped for restricted data.
  4. Build an evaluation set with policy owners and compliance analysts so answer quality is judged by domain experts.
  5. Ingest, chunk and embed approved documents, and require citations on every answer.
  6. Add refusal behavior for questions outside the indexed, approved content.
  7. Review logged interactions on a schedule and expand only after accuracy and access checks pass.
1Inventory thecontent to makesearchable: credit,2Define a databoundary for thepilot that excludes3Choose a deploymenttarget: cloud forpublic content,4Build an evaluationset with policyowners and5Ingest, chunk andembed approveddocuments, and6Add refusalbehavior forquestions outside

Original data

OpenAI-compatiAPI surface30+ models behModelsFree plan withFree tierSource: Plugsky facts table · updated 2026-09-26

Try it yourself

Open the AI data residency checklist →

Where banking teams start

Start with internal questions that already have a written answer. High-value first workloads include:

  • Policy and procedure search: answer from current credit, operations and compliance policies.
  • KYC and AML procedures: retrieve onboarding and monitoring procedures with citations.
  • Product and eligibility rules: answer staff questions from approved product terms and eligibility rules.
  • Internal help desk: deflect routine HR, IT and operations questions with sourced answers.

Each use case augments staff with cited answers; none replaces policy owner judgment.

A private RAG architecture for banking knowledge

The stack is consistent across industries: ingest approved credit, operations and compliance policies, KYC and AML procedures, and product terms, chunk and embed with a multilingual embedding model, store vectors inside your environment, and call chat completions that answer only from retrieved context. Plugsky embeddings and chat completions are OpenAI-compatible, so teams already using OpenAI SDKs change the base URL and keep their code.

Start with embeddings and a vector store inside the bank's environment; keep a metadata filter for desk, jurisdiction and classification on every query. Use JSON mode when answers feed case or service systems.

Access control, confidentiality and audit

Customer data, credit files and suspicious-activity reports must stay inside the bank's boundary and out of the general corpus unless the use case is approved. Apply the same data-classification labels you already use for documents, and filter retrieval by desk, role and jurisdiction.

The technical controls are consistent: enforce permission-aware retrieval in your own service layer, scope API keys per application, team or tenant, rotate keys, and retain request and response logs on a defined schedule. Regulatory obligations vary by jurisdiction and sector, so map them with counsel rather than assuming one framework covers every deployment; Plugsky supplies the deployment and logging primitives you document.

See AI audit logs for related deployment and control detail.

Rollout and human oversight

Pilot on published policy and product content before touching customer or credit content. Build a labelled question set with policy owners and compliance analysts, then measure retrieval hit rate, citation correctness and answer accuracy before and after every index or model change. Require citations on every answer, refuse out-of-scope questions, and name a human owner for every customer-affecting decision.

Review logged interactions weekly at first, correct the index rather than the prompt when retrieval misses, and expand the corpus only when accuracy and access checks pass.

Honest comparison

CapabilityPlugskyPublic AI assistantsBuilding in-house
Data boundaryCloud, VPC, on-prem or air-gappedVendor cloud onlyYou control fully
GroundingEmbeddings and RAG are live for policy, KYC and product knowledge searchUncontrolled retrievalYou assemble and operate
Access controlScoped keys, usage analytics, enterprise SSO and RBAC optionsAccount-level onlyCustom identity work
AuditabilityRequest and response loggingLimitedYou build logging
PricingFlat monthly self-serve plans; see live pricingPer-seat or per-tokenGPU plus operations cost
Time to pilotDaysHours, without residency controlQuarters

Frequently asked questions

Can banking teams keep data private with Plugsky?

Yes. Choose the deployment boundary that matches the data: Plugsky cloud for public content, or your VPC, on-prem and air-gapped options for restricted material. Access is controlled with scoped API keys and usage analytics.

Do we need to fine-tune on our internal documents?

Not for a first release. Fine-tuning is coming soon and is better for style than facts. RAG keeps answers current, permission-aware and traceable to a source, which matters more for internal knowledge.

Which model should we use?

Start free with plugsky-micro and plugsky-lite to validate retrieval, then evaluate mid-tier and frontier models from the 30+ model catalogue on your own question set.

How do we stop wrong or unsupported answers?

Restrict the assistant to approved indexed content, require citations, refuse out-of-scope questions and keep a human decision-maker for every regulated or client-facing outcome.

How is pricing structured?

Self-serve plans are flat monthly with unlimited fair-use usage, and there are no per-token charges on self-serve plans. See the live pricing page for current plans and the free tier.

Can it answer customer-facing questions?

It can draft from approved product and policy content, but a staff member should review anything that affects a customer's account, rate or eligibility before it is sent.

How do we scope access by desk?

Reuse your existing document classification and role model. Tag chunks by desk, jurisdiction and classification, then enforce filters in your retrieval service before the model sees anything.