C. Hoare & Co. Transactions API is one of 20 APIs that C. Hoare & Co. publishes on the APIs.io network, described by a machine-readable OpenAPI specification.
Tagged areas include Transaction. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and an API reference.
This API exposes
3 operations
across 3 paths,
and defines 29 schemas.
It is described by OpenAPI 3.2.0, at version v3.1.0.
Requests are made against a single base URL, https://api.hoaresbank.co.uk/open-banking/v3.1/aisp.
3 operations3 paths29 schemas3 GET
Metadata
The identity and technical contract details declared by the specification.
C. Hoare & Co. Transactions API declares
2 security schemes
for authenticating requests.
It supports OAuth 2.0 (PSUOAuth2Security) using the authorizationCode flow, exposing 1 scope.
It supports OAuth 2.0 (TPPOAuth2Security) using the clientCredentials flow, exposing 1 scope.
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
TPPOAuth2Security — TPP client credential authorisation flow with the ASPSP
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 29 schemas that model the data the API accepts and returns. The most detailed are OBTransaction4Detail (23 properties), OBTransaction4Basic (16 properties), OBPostalAddress6 (10 properties), OBCurrencyExchange5 (7 properties). Each schema is shown below with its type and property counts.
AccountId
string
A unique and immutable identifier used to identify the account resource. This identifier has no meaning to the account owner.
OBTransactionCashBalance
object
Set of elements used to define the balance as a numerical representation of the net increases and decreases in an account after a transaction entry is applied…
3 properties3 required
Links
object
Links relevant to the payload
5 properties1 required
OBSupplementaryData1
object
Additional information that can not be captured in the structured fields and/or any other specific block.
OBBranchAndFinancialInstitutionIdentification6
object
Financial institution servicing an account for the debtor.
4 properties
OBCashAccount6
object
Unambiguous identification of the account of the debtor, in the case of a crebit transaction.
4 properties
OBExternalCardAuthorisationType1Code
string
The card authorisation type.
Meta
object
Meta Data relevant to the payload
3 properties
OBBankTransactionCodeStructure1
object
Set of elements used to fully identify the type of underlying transaction resulting in an entry.
2 properties2 required
OBError1
object
4 properties2 required
OBMerchantDetails1
object
Details of the merchant involved in the transaction.
2 properties
OBCurrencyExchange5
object
Set of elements used to provide details on the currency exchange.
7 properties2 required
TransactionInformation
string
Further details of the transaction. This is the transaction narrative, which is unstructured text.
OBErrorResponse1
object
An array of detail error codes, and messages, and URLs to documentation to help remediation.
4 properties3 required
OBTransaction4Basic
object
Provides further details on an entry in the report.
16 properties5 required
OBActiveOrHistoricCurrencyAndAmount
object
Amount of money of the cash balance after a transaction entry is applied to the account..
2 properties2 required
OBAddressTypeCode
string
Identifies the nature of the postal address.
OBTransaction4Detail
object
Provides further details on an entry in the report.
23 properties5 required
OBExternalCardSchemeType1Code
string
Name of the card scheme.
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:…
OBReadTransaction4
object
3 properties3 required
OBExternalFinancialInstitutionIdentification4Code
string
Name of the identification scheme, in a coded form as published in an external list.
OBBalanceType1Code
string
Balance type, in a coded form.
OBExternalAccountIdentification4Code
string
Name of the identification scheme, in a coded form as published in an external list.
OBPostalAddress6
object
Information that locates and identifies a specific address, as defined by postal services.
10 properties
OBTransaction4
OBActiveCurrencyAndAmount_SimpleType
string
A number of monetary units specified in an active currency where the unit of currency is explicit and compliant with ISO 4217.
OBEntryStatus1Code
string
Status of a transaction entry on the books of the account servicer.
OBTransactionCardInstrument1
object
Set of elements to describe the card instrument used in the transaction.
4 properties1 required
Specification
The full machine-readable OpenAPI contract behind this narrative.
Every API here is available over the API and to AI agents over MCP. APIs is not yet its own endpoint on the v1 API. Reach this content through network search and the tag graph, or the MCP server below.
Installs https://mcp.apievangelist.com/mcp in Claude, Cursor, VS Code and the rest — one button, every client.
MCP tools for apis
4 tools reach this content
search_api_evangelistSearch every content type across the network at once.
find_relatedThe shared-tag relevance graph — what else covers this.
get_tagEverything one tag labels, across all content types.
guide_topicPRO — a curated bundle for a topic: area, guidance, rules, papers, stories, services.
A second provider on the same verified email joins the account you already have.
Your account
ⓘWhere this information came from
This is an independent, third-party profile of C. Hoare & Co. Transactions 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.
