# Capital One Real-Time Proactive Prescreen API

**Canonical:** https://apis.io/apis/capital-one/real-time-proactive-prescreen-api/  
**Provider:** Capital One — https://apis.io/providers/capital-one/  
**Base URL:** https://api-sandbox.capitalone.com  
**Documentation:** https://developer.capitalone.com/products/real-time-proactive-prescreen?id=320973-1

Capital One Real-Time Proactive Prescreen API is one of 14 APIs that [Capital One](https://apis.io/providers/capital-one/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Credit, Prescreen, and United States. The published artifact set on APIs.io includes API documentation.

The Capital One Real-Time Proactive Prescreen API lets approved partners assess consumer creditworthiness in real time to support targeted, pre-screened credit offers. Partners use it to decide whether and which Capital One offers to present at the moment of interaction. Access is OAuth 2.0 secured through DevExchange, tested in the sandbox and gated behind partner approval for production. The reference material is HTML documentation on the DevExchange portal; Capital One does not publish a downloadable OpenAPI or Swagger definition for the product.

## Machine-readable artifacts (1)

- **Documentation** — https://developer.capitalone.com/products/real-time-proactive-prescreen?id=320973-1

## Other Capital One APIs (12)

- [Capital One Account Lookup API](https://apis.io/apis/capital-one/account-lookup-api/)
- [Capital One Authorizations API](https://apis.io/apis/capital-one/authorizations-api/)
- [Capital One Credit Offers API](https://apis.io/apis/capital-one/credit-offers-api/)
- [Capital One Customer Transactions](https://apis.io/apis/capital-one/customer-transactions/)
- [Capital One Data Protection and Client Authentication Public Key Sharing API](https://apis.io/apis/capital-one/data-protection-and-client-authentication-public-key-sharing-api/)
- [Capital One Digital Auto Financing Credit Application API](https://apis.io/apis/capital-one/digital-auto-financing-credit-application-api/)
- [Capital One Enhanced Decisioning Data API](https://apis.io/apis/capital-one/enhanced-decisioning-data-api/)
- [Capital One In-Store Credit Card Payments API](https://apis.io/apis/capital-one/in-store-credit-card-payments-api/)
- [Capital One POS Credit Card Application API](https://apis.io/apis/capital-one/pos-credit-card-application-api/)
- [Capital One Partner Account Summary API](https://apis.io/apis/capital-one/partner-account-summary-api/)
- [Capital One Pre-Application Orchestrator API](https://apis.io/apis/capital-one/pre-application-orchestrator-api/)
- [Capital One Retrieve Consumer Bank Products API](https://apis.io/apis/capital-one/retrieve-consumer-bank-products-api/)

## Tags

Credit, Prescreen, United States

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/capital-one/real-time-proactive-prescreen-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/capital-one/.