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Holvi Payment Initiation API

PISP endpoints - initiate and confirm SEPA / SEPA Instant / SWIFT payments.

Holvi Payment Initiation API is one of 4 APIs that Holvi publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Payment Initiation. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and authentication docs.

This API exposes 2 operations across 2 paths, and defines 6 schemas. It is described by OpenAPI 3.0.3, at version 2.0.

Requests are made against a single base URL, https://api.psd2.holvi.com.

2 operations 2 paths 6 schemas 2 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.0.3
API Version
2.0
Base URL
https://api.psd2.holvi.com
Authentication
API Key, API Key, API Key, HTTP Bearer
Resource Areas
1

Authentication & Security 4

Holvi Payment Initiation API declares 4 security schemes for authenticating requests. An API key is passed in the header as X-Holvi-Client-Id (HolviClientId). An API key is passed in the header as X-Holvi-Client-Secret (HolviClientSecret). An API key is passed in the header as Signature (HolviSignatureHeader). It accepts HTTP bearer tokens (JWT) (HolviBearer). By default, every request must be authenticated.

  • HolviClientId — Client ID identifying the TPP application (from approved onboarding).
  • HolviClientSecret — Client Secret authenticating the TPP (from approved onboarding).
  • HolviSignatureHeader — Application-level HTTP message signature (Draft Cavage HTTP Signatures v10, RSA-SHA256, key = 2048-bit) over (request-target), Host, Date [, Content-Type, Dige…
  • HolviBearer — PSU consent JWT access token from the consent token exchange.

Paths & Operations 2

Across 2 paths, the API surfaces 2 operations — 2 POST. Each is listed below with its method, path, parameters, and response codes.

Payment Initiation 2

PISP endpoints - initiate and confirm SEPA / SEPA Instant / SWIFT payments.

POST
/api/v2/payment-initiation/
Initiate a payment
initiatePayment body → 201202400401403503
POST
/api/v2/payment-initiation/{payment_initialization_id}/confirm-vop
Confirm a payment after VOP fuzzy/no match
confirmVop 1 param → 201401403404503

Schemas 6

The contract defines 6 schemas that model the data the API accepts and returns. The most detailed are Payment (14 properties), PaymentInitiationRequest (11 properties), Counterparty (11 properties), VopResult (4 properties). Each schema is shown below with its type and property counts.

Counterparty
object
11 properties
VopPendingResponse
object
3 properties
VopResult
object
4 properties
PaymentInitiationRequest
object
11 properties 3 required
Payment
object
14 properties
Error
object
Holvi PSD2 error envelope.
2 properties

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

holvi-payment-initiation-api-openapi.yml Raw ↑

Other APIs Holvi publishes across the network.

Holvi Account Information API
Holvi Consent API
Holvi Third Party Provider API