HubSpot CRM Partner Clients API is one of 144 APIs that HubSpot publishes on the APIs.io network, described by a machine-readable OpenAPI specification.
This API exposes 692 JSON Schema definitions.
Tagged areas include CRM, Partner, and Clients. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, code examples, and 692 JSON Schemas.
This API exposes
10 operations
across 8 paths,
organized into 3 resource areas,
and defines 33 schemas.
It is described by OpenAPI 3.0.1, at version 2026-03.
Requests are made against a single base URL, https://api.hubapi.com.
10 operations8 paths33 schemas1 DELETE3 GET1 PATCH3 POST2 PUT
Metadata
The identity and technical contract details declared by the specification.
Specification
OpenAPI 3.0.1
API Version
2026-03
Base URL
https://api.hubapi.com
Authentication
API Key, OAuth 2.0, API Key, API Key
Resource Areas
3
Authentication & Security 4
HubSpot CRM Partner Clients API declares
4 security schemes
for authenticating requests.
An API key is passed in the query as hapikey (developer_hapikey).
It supports OAuth 2.0 (oauth2) using the authorizationCode flow, exposing 82 scopes.
An API key is passed in the header as private-app (private_apps).
An API key is passed in the header as private-app-legacy (private_apps_legacy).
Paths & Operations 10
Across 8 paths, the API surfaces 10 operations — 1 DELETE, 3 GET, 1 PATCH, 3 POST, 2 PUT. They span 3 resource areas: Basic, Batch, Search. Each is listed below with its method, path, parameters, and response codes.
The contract defines 33 schemas that model the data the API accepts and returns. The most detailed are SimplePublicObjectWithAssociations (11 properties), SimplePublicObject (10 properties), StandardError (8 properties), BatchResponsePublicDefaultAssociation (8 properties). Each schema is shown below with its type and property counts.
AssociatedId
object
Contains the id and type of an association
2 properties2 required
AssociationSpec
object
Defines the type, direction, and details of the relationship between two CRM objects.
2 properties2 required
AssociationSpecWithLabel
object
Defines the type, direction, and details of the relationship between two CRM objects.
5 properties2 required
BatchInputSimplePublicObjectBatchInput
object
1 property1 required
BatchReadInputSimplePublicObjectId
object
Specifies the input for reading a batch of CRM objects, including arrays of object IDs, requested property names (with optional history), and an optional uniqu…
4 properties3 required
BatchResponsePublicDefaultAssociation
object
The response returned after performing a batch operation on associations.
8 properties4 required
BatchResponseSimplePublicObject
object
A public object batch response object
6 properties4 required
BatchResponseSimplePublicObjectWithErrors
object
Represents the result of a batch operation on CRM objects, including the processing status, batch results, timestamps, and a list of any errors encountered dur…
Represents a list of simple objects returned from an API request, along with the total count of objects available.
3 properties2 required
Error
object
Represents an error response returned by the API when an operation fails. This component is used in various endpoints to provide detailed information about the…
7 properties3 required
ErrorDetail
object
Represents detailed information about an error that occurred in the API. This component is used to provide additional context and specifics about errors, typic…
5 properties1 required
Filter
object
Defines a single condition for searching CRM objects, specifying the property to filter on, the operator to use (such as equals, greater than, or contains), an…
5 properties2 required
FilterGroup
object
1 property1 required
ForwardPaging
object
Paging information for forward-only pagination. Contains the next page reference when more results are available; omitted or empty on the last page.
1 property
LabelsBetweenObjectPair
object
The relationship descriptors applicable between two object types.
5 properties5 required
MultiAssociatedObjectWithLabel
object
Represents an object that is associated with multiple other objects, with optional context.
2 properties2 required
NextPage
object
Specifies the paging information needed to retrieve the next set of results in a paginated API response
2 properties1 required
Paging
object
2 properties
PreviousPage
object
specifies the paging information needed to retrieve the previous set of results in a paginated API response
2 properties1 required
PublicDefaultAssociation
object
3 properties3 required
PublicObjectId
object
Contains the Id of a Public Object
1 property1 required
PublicObjectSearchRequest
object
Describes a search request
6 properties5 required
PublicObjectWarning
object
3 properties3 required
SimplePublicObject
object
A simple public object.
10 properties5 required
SimplePublicObjectBatchInput
object
Contains an array of CRM object records to be processed in a batch operation, each defined by their ID and properties.
4 properties2 required
SimplePublicObjectId
object
Contains the Id of a Public Object
1 property1 required
SimplePublicObjectInput
object
Represents the input required to create or update a CRM object, containing an object with property names and their corresponding values.
1 property1 required
SimplePublicObjectWithAssociations
object
Represents a CRM object along with its properties, timestamps, and a set of associated object IDs grouped by association type.
11 properties5 required
StandardError
object
Represents a standard error response in the HubSpot API, providing detailed information about an error that occurred during an API request.
8 properties6 required
ValueWithTimestamp
object
Property model that includes timestamp.
6 properties3 required
Specification
The full machine-readable OpenAPI contract behind this narrative.
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