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aid: capital-one
url: https://raw.githubusercontent.com/api-evangelist/capital-one/refs/heads/main/apis.yml
apis:
- aid: capital-one:account-lookup-api
name: Capital One Account Lookup API
tags:
- Account
- Banking
- United States
tags_raw:
- Accounts
- Banking
- United States
baseURL: https://api-sandbox.capitalone.com
humanURL: https://developer.capitalone.com/products/account-lookup?id=24064-1
properties:
- url: https://developer.capitalone.com/products/account-lookup?id=24064-1
type: Documentation
- url: graphql/capital-one-graphql.md
type: GraphQL
description: The Capital One Account Lookup API is a DevExchange product that lets
approved partners resolve and retrieve consumer account information such as balances,
transaction history, and account status. Integrators use it to surface up-to-date
Capital One account details inside partner applications and dashboards. Access
is secured with OAuth 2.0 client credentials, exercised first in the DevExchange
sandbox and then promoted to production after partner approval. Documentation is
HTML-only on the DevExchange portal; no downloadable OpenAPI is published.
- aid: capital-one:authorizations-api
name: Capital One Authorizations API
tags:
- Authorization
- Payments
- United States
tags_raw:
- Authorizations
- Payments
- United States
baseURL: https://api-sandbox.capitalone.com
humanURL: https://developer.capitalone.com/products/authorizations?id=658618-1
properties:
- url: https://developer.capitalone.com/documentation/o-auth
type: Documentation
description: The Capital One Authorizations API lets approved partners programmatically
validate and authorize financial transactions against Capital One's platform in
real time. It supports payment authorization decisioning and fraud-reduction workflows
for merchants and fintechs integrating with Capital One card products. Access is
OAuth 2.0 secured through DevExchange, with a sandbox for pre-production testing
and a partner-approval gate for production. Reference material is HTML documentation
on the portal; there is no publicly downloadable machine-readable specification.
- aid: capital-one:credit-offers-api
name: Capital One Credit Offers API
tags:
- Credit Cards
- Credit Offers
- United States
baseURL: https://api-sandbox.capitalone.com
humanURL: https://developer.capitalone.com/products/credit-offers?id=3105-3
properties:
- url: https://developer.capitalone.com/products/credit-offers?id=3105-3
type: Documentation
description: The Capital One Credit Offers API provides approved partners programmatic
access to Capital One credit card offers, including rewards programs, interest
rates, fees, and eligibility criteria. Partners integrate it to present personalized
Capital One card recommendations inside their own experiences. Like the rest of
the DevExchange catalog it is OAuth 2.0 secured, exercised in a sandbox, and gated
behind partner approval for production. Documentation is HTML-only on the portal
with no downloadable OpenAPI or Swagger definition available publicly.
- aid: capital-one:customer-transactions
name: Capital One Customer Transactions
tags:
- Transaction
- Banking
- United States
tags_raw:
- Transactions
- Banking
- United States
baseURL: https://api-sandbox.capitalone.com
humanURL: https://developer.capitalone.com/products/customer-transactions?id=3313-1
properties:
- url: https://developer.capitalone.com/products/customer-transactions?id=3313-1
type: Documentation
description: The Capital One Customer Transactions product exposes consumer-permissioned
transaction data so approved partners can retrieve and reconcile a customer's Capital
One transaction activity. It underpins personal finance, reconciliation, and account
visibility use cases for partner integrations. Access is OAuth 2.0 secured through
the DevExchange program, tested in the sandbox and promoted to production after
partner review. The developer documentation is HTML-only; no publicly downloadable
machine-readable specification is offered by Capital One.
- aid: capital-one:data-protection-and-client-authentication-public-key-sharing-api
name: Capital One Data Protection and Client Authentication Public Key Sharing API
tags:
- Security
- Authentication
- United States
baseURL: https://api-sandbox.capitalone.com
humanURL: https://developer.capitalone.com/products/data-protection-and-client-authentication-public-key-sharing?id=9721-1
properties:
- url: https://developer.capitalone.com/products/data-protection-and-client-authentication-public-key-sharing?id=9721-1
type: Documentation
description: The Capital One Data Protection and Client Authentication Public Key
Sharing API lets integrating clients securely exchange public keys with Capital
One to establish encrypted, authenticated communication for sensitive data in transit.
It is a supporting security primitive for the broader DevExchange API catalog rather
than a business-data endpoint. Access is OAuth 2.0 secured with sandbox testing
and partner approval for production. Documentation is HTML-only on the DevExchange
portal and no downloadable OpenAPI definition is published.
- aid: capital-one:digital-auto-financing-credit-application-api
name: Capital One Digital Auto Financing Credit Application API
tags:
- Auto Finance
- Lending
- United States
baseURL: https://api-sandbox.capitalone.com
humanURL: https://developer.capitalone.com/products/digital-auto-financing-credit-application?id=647907-1
properties:
- url: https://developer.capitalone.com/products/digital-auto-financing-credit-application?id=647907-1
type: Documentation
description: The Capital One Digital Auto Financing Credit Application API lets approved
partners such as dealers and auto-marketplaces submit and process auto loan applications
through Capital One's digital financing platform. It automates the credit application,
verification, and approval flow so customers can be financed at the point of purchase.
Access is OAuth 2.0 secured through DevExchange, tested in a sandbox and gated behind
partner approval. Documentation is HTML-only on the portal; there is no publicly
downloadable machine-readable specification.
- aid: capital-one:enhanced-decisioning-data-api
name: Capital One Enhanced Decisioning Data API
tags:
- Decisioning
- Risk
- United States
baseURL: https://api-sandbox.capitalone.com
humanURL: https://developer.capitalone.com/products/enhanced-decisioning-data?id=23343-1
properties:
- url: https://developer.capitalone.com/documentation/enhanced-decisioning-data
type: Documentation
description: The Capital One Enhanced Decisioning Data API gives approved partners
access to data signals that support credit, risk, and fraud decisioning workflows.
Partners use it to enrich underwriting and eligibility decisions with Capital One
decisioning inputs in real time. Access is OAuth 2.0 secured through the DevExchange
program, exercised in a sandbox and promoted to production after partner approval.
The developer documentation is HTML-only on the DevExchange portal, and Capital
One does not publish a downloadable OpenAPI or Swagger definition for the product.
- aid: capital-one:in-store-credit-card-payments-api
name: Capital One In-Store Credit Card Payments API
tags:
- Payments
- Point-of-Sale
- United States
tags_raw:
- Payments
- Point of Sale
- United States
baseURL: https://api-sandbox.capitalone.com
humanURL: https://developer.capitalone.com/products/in-store-credit-card-payments?id=10565-2
properties:
- url: https://developer.capitalone.com/products/in-store-credit-card-payments?id=10565-2
type: Documentation
description: The Capital One In-Store Credit Card Payments API lets merchants process
Capital One credit card payments directly within their in-store point-of-sale flows.
It supports accepting card payments, issuing receipts, and managing transactions
from a merchant's POS integration. Access is OAuth 2.0 secured through DevExchange,
tested in the sandbox and gated behind partner approval for production. Reference
material is HTML documentation on the DevExchange portal; no publicly downloadable
OpenAPI definition is provided by Capital One.
- aid: capital-one:pos-credit-card-application-api
name: Capital One POS Credit Card Application API
tags:
- Credit Cards
- Point-of-Sale
- United States
tags_raw:
- Credit Cards
- Point of Sale
- United States
baseURL: https://api-sandbox.capitalone.com
humanURL: https://developer.capitalone.com/products/pos-credit-card-application?id=17912-1
properties:
- url: https://developer.capitalone.com/products/pos-credit-card-application?id=17912-1
type: Documentation
description: The Capital One POS Credit Card Application API lets merchants embed
a Capital One credit card application directly into their point-of-sale checkout
experience, so customers can apply and be decisioned at the counter. It reduces
friction in acquiring cardholders at the moment of purchase. Access is OAuth 2.0
secured through the DevExchange program, exercised in a sandbox and promoted to
production after partner approval. Documentation is HTML-only on the portal and
no downloadable machine-readable specification is published.
- aid: capital-one:partner-account-summary-api
name: Capital One Partner Account Summary API
tags:
- Account
- Partners
- United States
tags_raw:
- Accounts
- Partners
- United States
baseURL: https://api-sandbox.capitalone.com
humanURL: https://developer.capitalone.com/products/partner-account-summary?id=18757-1
properties:
- url: https://developer.capitalone.com/products/partner-account-summary?id=18757-1
type: Documentation
description: The Capital One Partner Account Summary API provides approved partners
consumer-permissioned access to account summary information such as balances, transaction
history, and pending transactions in real time. Partners integrate it to keep customer-facing
dashboards synchronized with Capital One account state. Access is OAuth 2.0 secured
through DevExchange, tested in a sandbox and gated behind partner approval for production.
The documentation is HTML-only on the DevExchange portal, with no downloadable OpenAPI
definition available publicly.
- aid: capital-one:pre-application-orchestrator-api
name: Capital One Pre-Application Orchestrator API
tags:
- Lending
- Orchestration
- United States
baseURL: https://api-sandbox.capitalone.com
humanURL: https://developer.capitalone.com/products/pre-application-orchestrator?id=18728-1
properties:
- url: https://developer.capitalone.com/products/pre-application-orchestrator?id=18728-1
type: Documentation
description: The Capital One Pre-Application Orchestrator API coordinates the pre-application
steps for financial products such as loans and credit cards, including gathering
and validating customer information, checking credit inputs, and determining eligibility.
It lets partners automate the front of the application funnel and reduce manual
data entry. Access is OAuth 2.0 secured through the DevExchange program, exercised
in a sandbox and promoted to production after partner approval. Documentation is
HTML-only on the portal with no downloadable specification published.
- aid: capital-one:real-time-proactive-prescreen-api
name: Capital One Real-Time Proactive Prescreen API
tags:
- Credit
- Prescreen
- United States
baseURL: https://api-sandbox.capitalone.com
humanURL: https://developer.capitalone.com/products/real-time-proactive-prescreen?id=320973-1
properties:
- url: https://developer.capitalone.com/products/real-time-proactive-prescreen?id=320973-1
type: Documentation
description: 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.
- aid: capital-one:retrieve-consumer-bank-products-api
name: Capital One Retrieve Consumer Bank Products API
tags:
- Banking
- Product
- United States
tags_raw:
- Banking
- Products
- United States
baseURL: https://api-sandbox.capitalone.com
humanURL: https://developer.capitalone.com/products/retrieve-consumer-bank-products?id=1359-5
properties:
- url: https://developer.capitalone.com/documentation/retrieve-consumer-bank-products
type: Documentation
description: The Capital One Retrieve Consumer Bank Products API lets approved partners
access information about a consumer's Capital One banking products such as credit
cards, checking accounts, and savings accounts, including balances, transaction
history, and payment status. It supports consumer-permissioned product visibility
inside partner experiences. Access is OAuth 2.0 secured through the DevExchange
program, tested in a sandbox and promoted to production after partner approval.
Documentation is HTML-only on the portal with no downloadable specification.
- aid: capital-one:shop-with-rewards-api
name: Capital One Shop with Rewards API
tags:
- Rewards
- Commerce
- United States
baseURL: https://api-sandbox.capitalone.com
humanURL: https://developer.capitalone.com/products/shop-with-rewards?id=637511-1
properties:
- url: https://developer.capitalone.com/products/shop-with-rewards
type: Documentation
description: The Capital One Shop with Rewards API lets partners integrate Capital
One credit card reward points and benefits into online shopping experiences, so
cardholders can unlock deals and redeem accumulated rewards at participating retailers.
It powers reward-driven commerce and checkout scenarios. Access is OAuth 2.0 secured
through DevExchange, exercised in a sandbox and gated behind partner approval for
production. The developer documentation is HTML-only on the DevExchange portal,
and no publicly downloadable machine-readable specification is provided.
name: Capital One
tags:
- Auto Finance
- Authorization
- Banking
- Credit Cards
- Credit Offers
- DevExchange
- Financial-Services
- FDX
- Open Banking
- Authentication
- Payments
- Rewards
- United States
- Fortune 500
tags_raw:
- Auto Finance
- Authorizations
- Banking
- Credit Cards
- Credit Offers
- DevExchange
- Financial Services
- FDX
- Open Banking
- OAuth 2.0
- Payments
- Rewards
- United States
- Fortune 500
type: Index
kind: company
deliveryModel:
model: saas
open_source: false
commercial: true
callable_host: false
label: Hosted service · you call their endpoint
confidence: medium
source:
- pricing
generated: '2026-08-28'
method: derived
accessModel:
pricing: unknown
onboarding: partner-approval
trial: false
try_now: false
public: false
label: Partner-gated developer program
confidence: medium
source:
- plans
- authentication
generated: '2026-07-23'
method: derived
position: Consuming
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/capital-one.png
access: 3rd-Party
x-features:
- Public developer program (DevExchange) across consumer banking capabilities
- OAuth 2.0-based authentication and authorization
- Sandbox environment for pre-production testing
- Production access gated behind partner approval
- Public key sharing for client authentication and data protection
- Coverage across account lookup, authorizations, credit offers, and transactions
- Credit card application flows at point-of-sale and pre-application orchestration
- Real-time proactive prescreen and enhanced decisioning data
- Rewards and Shop with Rewards integration for merchants
- FDX member; consumer-permissioned data access also available via aggregators
x-use-cases:
- Partner and fintech integration with Capital One consumer banking
- Credit card application embedding at point-of-sale and online checkout
- Personalized credit offers and prescreen underwriting
- Reward-powered shopping and commerce experiences
- Auto financing application and approval flows
- Consumer-permissioned account summary for partner dashboards
- Real-time transaction authorization for merchants and fintechs
common:
- type: Login
url: https://verified.capitalone.com/auth/signin
- type: Website
url: https://www.capitalone.com/
- type: DeveloperPortal
url: https://developer.capitalone.com/
- type: Documentation
url: https://developer.capitalone.com/documentation/getting-started
- type: GettingStarted
url: https://developer.capitalone.com/documentation/getting-started
- type: OAuth20
url: https://developer.capitalone.com/documentation/o-auth
- type: Sandbox
url: https://developer.capitalone.com/documentation/sandbox
- type: FAQ
url: https://developer.capitalone.com/help/faq
- type: Support
url: https://developer.capitalone.com/help/tickets
- type: GitHubOrganization
url: https://github.com/capitalone
- type: LinkedIn
url: https://www.linkedin.com/company/capital-one
- type: Blog
url: https://www.capitalone.com/tech/blog/
- type: TermsOfService
url: https://www.capitalone.com/legal/terms-conditions/
- type: PrivacyPolicy
url: https://www.capitalone.com/privacy/
- type: DomainSecurity
url: security/capital-one-domain-security.yml
- type: SecurityTxt
url: well-known/capital-one-security.txt
- type: WellKnown
url: well-known/capital-one-well-known.yml
- type: VulnerabilityDisclosure
url: security/capital-one-vulnerability-disclosure.yml
- type: Security
url: https://www.capitalone.com/digital/responsible-disclosure/
- type: Authentication
url: authentication/capital-one-authentication.yml
- type: Conformance
url: conformance/capital-one-conformance.yml
- type: Conventions
url: conventions/capital-one-conventions.yml
- type: LLMsTxt
url: llms/capital-one-llms.txt
- type: Plans
url: plans/capital-one-plans-pricing.yml
- type: RateLimits
url: rate-limits/capital-one-rate-limits.yml
- type: FinOps
url: finops/capital-one-finops.yml
created: '2024-11-15'
modified: '2026-07-23'
description: Capital One is a US money-center bank and financial services company offering
credit cards, checking and savings accounts, loans, and auto financing. Through the
Capital One DevExchange developer program the bank publishes a catalog of partner-facing
production APIs for account lookup, transaction authorizations, credit offers, customer
transactions, credit card applications, auto financing, proactive prescreen, partner
account summary, shop with rewards, and public key sharing for client authentication.
Access is secured with OAuth 2.0 and a public sandbox supports pre-production integration,
with production access gated behind partner approval. Developer documentation is HTML-only
(the portal is a single-page app); Capital One does not publish downloadable OpenAPI
specifications. As an FDX member, Capital One also supports consumer-permissioned
open-finance data access through aggregators in the US voluntary open-banking context.
maintainers:
- FN: Kin Lane
email: info@apievangelist.com
specificationVersion: '0.23'