Fiserv Charges API
Process payment charges including authorizations, sales, and pre-authorizations.
Fiserv Charges API is one of 27 APIs that Fiserv publishes on the APIs.io network, described by a machine-readable OpenAPI specification.
Tagged areas include Charges. The published artifact set on APIs.io includes an OpenAPI specification and API documentation.
This API exposes 1 operation across 1 path, and defines 11 schemas. It is described by OpenAPI 3.1.0, at version 1.0.0.
Requests are made against 2 base URLs: https://cert.api.fiservapps.com, https://prod.api.fiservapps.com.
Metadata
The identity and technical contract details declared by the specification.
Authentication & Security 1
Fiserv Charges API declares
1 security scheme
for authenticating requests.
It accepts HTTP bearer tokens (JWT) (bearerAuth).
By default, every request must be authenticated.
bearerAuth— OAuth 2.0 Bearer token for API authentication.
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.
Process payment charges including authorizations, sales, and pre-authorizations.
Schemas 11
The contract defines 11 schemas that model the data the API accepts and returns. The most detailed are ChargeResponse (4 properties), Token (4 properties), Card (4 properties), TransactionProcessingDetails (4 properties). Each schema is shown below with its type and property counts.
Specification
The full machine-readable OpenAPI contract behind this narrative.
Source
More from Fiserv 12
Other APIs Fiserv publishes across the network.
This is an independent, third-party profile of Fiserv Charges 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.
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