KeyBank Account Validation API
The Account Validation v2 API verifies account details and ownership before commercial payments and transfers are initiated, matching the supplied account and owner information against the National Shared Database Resource, the financial industry's collaborative source of account status data. It exposes a verifyAccount operation plus a health check, and requires a KeyBank-issued secondaryId in addition to OAuth2 bearer tokens and client certificates. Base host is https://partner-api.key.com with a QV sandbox.
KeyBank Account Validation API is one of 10 APIs that KeyCorp publishes on the APIs.io network, described by a machine-readable OpenAPI specification.
Tagged areas include Account Validation, Payments, Fraud Prevention, and United States. The published artifact set on APIs.io includes an OpenAPI specification and API documentation.
This API exposes 2 operations across 2 paths, organized into 2 resource areas, and defines 20 schemas. It is described by OpenAPI 3.0.1, at version 2.0.4.
Requests are made against 2 base URLs: https://partner-api-qv.key.com, https://partner-api.key.com.
Metadata
The identity and technical contract details declared by the specification.
Authentication & Security 1
KeyBank Account Validation API declares
1 security scheme
for authenticating requests.
It accepts HTTP bearer tokens (bearerAuth).
Paths & Operations 2
Across 2 paths, the API surfaces 2 operations — 1 GET, 1 POST. They span 2 resource areas: HealthCheck, Operations. Each is listed below with its method, path, parameters, and response codes.
Schemas 20
The contract defines 20 schemas that model the data the API accepts and returns. The most detailed are AcctOwner_1 (20 properties), AcctOwner (18 properties), Result (11 properties), Inquiry (7 properties). Each schema is shown below with its type and property counts.
Specification
The full machine-readable OpenAPI contract behind this narrative.
Source
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