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KeyCorp Undo ACH Payment Request API

The Undo ACH Payment Request API from KeyCorp — 1 operation(s) for undo ach payment request.

KeyCorp Undo ACH Payment Request API is one of 18 APIs that KeyCorp publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Undo ACH Payment Request. The published artifact set on APIs.io includes an OpenAPI specification and API documentation.

This API exposes 1 operation across 1 path, and defines 5 schemas. It is described by OpenAPI 3.2.0, at version 1.3.4.

Requests are made against 2 base URLs: https://partner-api-qv.key.com, https://partner-api.key.com.

1 operations 1 paths 5 schemas 1 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.2.0
API Version
1.3.4
Base URL
https://partner-api.key.com/commercial/accounts/v1
Authentication
HTTP Bearer
Resource Areas
1

Authentication & Security 1

KeyCorp Undo ACH Payment Request API declares 1 security scheme for authenticating requests. It accepts HTTP bearer tokens (bearerAuth). By default, every request must be authenticated.

Paths & Operations 1

Across 1 path, the API surfaces 1 operation — 1 POST. Each is listed below with its method, path, parameters, and response codes.

Undo ACH Payment Request 1
POST
/ach/payments/v1/undo
Undo a payment request
achPaymentUndo body → 200400401403404405415429

Schemas 5

The contract defines 5 schemas that model the data the API accepts and returns. The most detailed are exception (6 properties), baseDetailResponse (5 properties), detailMessage (2 properties), connectError (1 property). Each schema is shown below with its type and property counts.

baseDetailResponse
object
5 properties 1 required
exception
object
6 properties
detailMessage
object
Contains the code and message with details about the response.
2 properties
detailUndoRequestEnvelope
object
1 property 1 required
connectError
object
1 property

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

keycorp-undo-ach-payment-request-api-openapi.yml Raw ↑

Other APIs KeyCorp publishes across the network.

KeyCorp Account Information API
KeyCorp Account Transactions API
KeyCorp Accounts API
KeyCorp ACH API
KeyCorp ACH Payment Origination API
KeyCorp ACH Payment Request Inquiry API
KeyCorp ACH Transactions API
KeyCorp Health Check API
KeyCorp Image Check API
KeyCorp Initiate API
KeyCorp Participant API
KeyCorp RTP API
Where this information came from

This is an independent, third-party profile of KeyCorp Undo ACH Payment Request API, published by API Evangelist. We do not operate, host, resell, or support these APIs, and we are not affiliated with or endorsed by the company unless stated above. Everything here is built from publicly available information — the company's own site, developer portal, documentation, public repositories, and the specifications it publishes for public use. Nothing is obtained by breaching a system, defeating an access control, or using credentials.

The Kin Score and Agent Readiness rating are independently calculated assessments of a company's public API artifacts, scored against a published rubric. They are not certifications, endorsements, security assessments, or audits.

Corrections, re-scores, and removal are free — no partnership or purchase required, and you do not need to justify the request. A removed company is recorded as unrated, never scored zero for having asked. Acknowledgement within one business day; removal within two.

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