HubSpot Automation Actions v4 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 Automation and Actions. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, code examples, and 692 JSON Schemas.
This API exposes
18 operations
across 10 paths,
organized into 4 resource areas,
and defines 46 schemas.
It is described by OpenAPI 3.0.1, at version 2026-09.
Requests are made against a single base URL, https://api.hubapi.com.
18 operations10 paths46 schemas3 DELETE8 GET1 PATCH4 POST2 PUT
Metadata
The identity and technical contract details declared by the specification.
Specification
OpenAPI 3.0.1
API Version
2026-09
Base URL
https://api.hubapi.com
Authentication
API Key, OAuth 2.0, API Key, API Key
Resource Areas
4
Authentication & Security 4
HubSpot Automation Actions v4 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 3 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 18
Across 10 paths, the API surfaces 18 operations — 3 DELETE, 8 GET, 1 PATCH, 4 POST, 2 PUT. They span 4 resource areas: Definitions, Functions, Revisions, Callbacks. Each is listed below with its method, path, parameters, and response codes.
The contract defines 46 schemas that model the data the API accepts and returns. The most detailed are PublicActionDefinition (13 properties), FieldTypeDefinition (13 properties), ChirpAiContextObject (11 properties), PublicActionDefinitionEgg (11 properties). Each schema is shown below with its type and property counts.
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
FieldTypeDefinition
object
13 properties6 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
IntegerFieldSchema
object
3 properties1 required
LongFieldSchema
object
3 properties1 required
NextPage
object
Specifies the paging information needed to retrieve the next set of results in a paginated API response
2 properties1 required
ObjectFieldSchema
object
2 properties2 required
Option
object
A HubSpot property option
7 properties7 required
OutputFieldDefinition
object
1 property1 required
PublicActionDefinition
object
13 properties8 required
PublicActionDefinitionEgg
object
11 properties6 required
PublicActionDefinitionPatch
object
9 properties
PublicActionDefinitionRequiresObjectRequest
object
1 property1 required
PublicActionDefinitionRequiresObjectResponse
object
1 property1 required
PublicActionFunction
object
3 properties2 required
PublicActionFunctionIdentifier
object
2 properties1 required
PublicActionLabels
object
9 properties1 required
PublicActionRevision
object
4 properties4 required
PublicConditionalSingleFieldDependency
object
4 properties4 required
PublicExecutionTranslationRule
object
2 properties2 required
PublicFieldTypeDefinition
object
9 properties3 required
PublicInputFieldDefinition
object
3 properties2 required
PublicObjectRequestOptions
object
1 property1 required
PublicOption
object
4 properties2 required
PublicSingleFieldDependency
object
3 properties3 required
StandaloneRequestContext
object
3 properties2 required
StringFieldSchema
object
2 properties1 required
TestRequestContext
object
1 property1 required
UnknownFieldSchema
object
1 property1 required
WorkflowsRequestContext
object
4 properties2 required
Specification
The full machine-readable OpenAPI contract behind this narrative.
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