How AI is applied across API Evangelist and APIs.io. Read my AI disclosure →
API Evangelist API Evangelist
Discovery
Learnings
Guidance
Toolbox
Alignment
API Evangelist LLC

Fat Zebra Acquirer connections API

A merchant's connections to acquirers — board, list, update, enable/disable.

Fat Zebra Acquirer connections API is one of 31 APIs that Fat Zebra publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Acquirer connections. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and an API reference.

This API exposes 6 operations across 4 paths, and defines 6 schemas. It is described by OpenAPI 3.2.0, at version 1.0.0.

Requests are made against 4 base URLs: https://gateway.pmnts.io/v2/partners, https://gateway.pmnts-sandbox.io/v2/partners, https://gateway.pmnts-staging.io/v2/partners, https://gateway.test/v2/partners.

6 operations 4 paths 6 schemas 2 GET1 PATCH3 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.2.0
API Version
1.0.0
Base URL
https://gateway.pmnts.io/v1.0
Authentication
HTTP Basic
Resource Areas
1

Authentication & Security 1

Fat Zebra Acquirer connections API declares 1 security scheme for authenticating requests. It accepts HTTP basic authentication (PartnerBasicAuth). By default, every request must be authenticated.

  • PartnerBasicAuth — HTTP Basic. Send your reseller username as the Basic username and your reseller API token as the Basic password. Required on every endpoint.

Paths & Operations 6

Across 4 paths, the API surfaces 6 operations — 2 GET, 1 PATCH, 3 POST. Each is listed below with its method, path, parameters, and response codes.

Acquirer connections 6

A merchant's connections to acquirers — board, list, update, enable/disable.

GET
/merchants/{username}/acquirers
List a merchant's acquirer connections
listAcquirerConnections 3 params → 200401404
POST
/merchants/{username}/acquirers
Board a merchant onto an acquirer (synchronous)
boardAcquirer 1 param body → 201401404422
GET
/merchants/{username}/acquirers/{conn_id}
Show an acquirer connection
showAcquirerConnection 2 params → 200401404
PATCH
/merchants/{username}/acquirers/{conn_id}
Update an acquirer connection
updateAcquirerConnection 2 params body → 200401404422
POST
/merchants/{username}/acquirers/{conn_id}/enable
Enable an acquirer connection
enableAcquirerConnection 2 params → 200401404
POST
/merchants/{username}/acquirers/{conn_id}/disable
Disable an acquirer connection
disableAcquirerConnection 2 params → 200401404

Schemas 6

The contract defines 6 schemas that model the data the API accepts and returns. The most detailed are AcquirerConnection (9 properties), AcquirerConnectionCreateRequest (4 properties), AcquirerConnectionUpdateRequest (3 properties), ListEnvelope (2 properties). Each schema is shown below with its type and property counts.

Error
object
1 property 1 required
AcquirerConnectionListEnvelope
AcquirerConnectionUpdateRequest
object
Only priority, currencies and cardtypes are mutable. Changing currencies / cardtypes re-evaluates which underlying processors stay active. The acquirer and the…
3 properties
AcquirerConnection
object
The combined state across every acquirer link provisioned for one acquirer. Boarding is synchronous, so a connection that exists is always boarded.
9 properties 2 required
AcquirerConnectionCreateRequest
object
Board onto an acquirer. Name the acquirer and send the acquirer-assigned merchantid (MID); terminalid (TID) is optional. Fat Zebra validates the MID/TID and cu…
4 properties 2 required
ListEnvelope
object
2 properties 2 required

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

fat-zebra-acquirer-connections-api-openapi.yml Raw ↑

Other APIs Fat Zebra publishes across the network.

Fat Zebra Acquirers API
Fat Zebra Applicable Surcharge API
Fat Zebra Authenticate API
Fat Zebra Bank Accounts API
Fat Zebra Batches API
Fat Zebra Chargebacks API
Fat Zebra Credit Cards API
Fat Zebra Customers API
Fat Zebra Direct Credits API
Fat Zebra Direct Debits API
Fat Zebra Disputes API
Fat Zebra Fat Zebra Billing API
Where this information came from

This is an independent, third-party profile of Fat Zebra Acquirer connections 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.

info@apievangelist.com · Read the full data-sourcing policy →
On a security or compliance team? Put security in the subject line and you will get a person, not a form — we will tell you exactly which public URLs this profile was built from.