UK Open Banking Parties API is one of 42 APIs that UK Open Banking publishes on the APIs.io network, described by a machine-readable OpenAPI specification.
Tagged areas include Parties. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, a GitHub repository, and rate-limit docs.
This API exposes
3 operations
across 3 paths,
and defines 34 schemas.
It is described by OpenAPI 3.0.0, at version 4.0.1.
Requests are made against a single base URL, /open-banking/v4.0/aisp.
3 operations3 paths34 schemas3 GET
Metadata
The identity and technical contract details declared by the specification.
UK Open Banking Parties API declares
2 security schemes
for authenticating requests.
It supports OAuth 2.0 (TPPOAuth2Security) using the clientCredentials flow, exposing 1 scope.
It supports OAuth 2.0 (PSUOAuth2Security) using the authorizationCode flow, exposing 1 scope.
TPPOAuth2Security — TPP client credential authorisation flow with the ASPSP
PSUOAuth2Security — OAuth flow, it is required when the PSU needs to perform SCA with the ASPSP when a TPP wants to access an ASPSP resource owned by the PSU
Paths & Operations 3
Across 3 paths, the API surfaces 3 operations — 3 GET. Each is listed below with its method, path, parameters, and response codes.
The contract defines 34 schemas that model the data the API accepts and returns. The most detailed are OBPostalAddress7 (18 properties), OBParty2 (14 properties), Links (5 properties), OBErrorResponse1 (4 properties). Each schema is shown below with its type and property counts.
TownName
string
Name of a built-up area, with defined boundaries, and a local government.
PostCode
string
Identifier consisting of a group of letters and/or numbers that is added to a postal address to assist the sorting of mail.
PartyId
string
A unique and immutable identifier used to identify the customer resource. This identifier has no meaning to the account owner.
Meta
object
Meta Data relevant to the payload
3 properties
LEI
string
Legal entity identification as an alternate identification for a party. Legal Entity Identifier is a code allocated to a party as described in ISO 17442 "Finan…
Floor
string
Number that identifies the level within a building
PostBox
string
Information that locates and identifies a box in a post office assigned to a person or organization, where letters for them are kept until called for.
PhoneNumber_1
string
Collection of information that identifies a mobile phone number, as defined by telecom services.
OBInternalPartyType1Code
string
Party type, in a coded form. For a full list see OBInternalPartyType1Code in OBInternalCodeSet [here](https://github.com/OpenBankingUK/ExternalInternalCodeSets)
PartyNumber
string
Number assigned by an agent to identify its customer.
UnitNumber
string
Number that identifies the unit of a specific address .
OBExternalStatusReason1Code
string
Low level textual error code, for all enum values see OBExternalStatusReason1Code in OBInternalCodeSet [here](https://github.com/OpenBankingUK/ExternalInternal…
CareOf
string
The 'care of' address is used whenever sending mail to a person or organisation who does not actually live or work at the address. They will receive the mail f…
OBInternalLegalStructureType1Code
string
Legal standing of the party. For a full list refer to OBInternalLegalStructureType1Code in OBInternalCodeSet [here](https://github.com/OpenBankingUK/ExternalIn…
FullLegalName
string
The full legal name of the party.
OBParty2
object
14 properties1 required
StreetName
string
Name of a street or thoroughfare.
Links
object
Links relevant to the payload
5 properties1 required
OBInternalAccountRole1Code
string
A party’s role with respect to the related account. For a full list refer to OBInternalAccountRole1Code in OBInternalCodeSet [here](https://github.com/OpenBank…
OBPostalAddress7
object
Information that locates and identifies a specific address, as defined by postal services.
18 properties
EmailAddress
string
Address for electronic mail (e-mail).
ISODateTime
string
All dates in the JSON payloads are represented in ISO 8601 date-time format. All date-time fields in responses must include the timezone. An example is below:…
OBAddressType2Code
string
Identifies the nature of the postal address. For a full set of codes see OBAddressType2Code in OBInternalCodeSet [here](https://github.com/OpenBankingUK/Extern…
PhoneNumber_0
string
Collection of information that identifies a phone number, as defined by telecom services.
Room
string
Information that locates and identifies a room to form part of an address
BuildingName
string
Name of a referenced building.
Name_3
string
Name by which a party is known and which is usually used to identify that party.
OBPartyRelationships1
object
The Party's relationships with other resources.
1 property
OBErrorResponse1
object
An array of detail error codes, and messages, and URLs to documentation to help remediation.
4 properties1 required
BuildingNumber
string
Number that identifies the position of a building on a street.
OBReadParty2
object
3 properties1 required
OBError1
object
4 properties1 required
DistrictName
string
Number that of the regional area, known as a district, which forms part of an address
OBReadParty3
object
3 properties1 required
Specification
The full machine-readable OpenAPI contract behind this narrative.
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