> ## Documentation Index
> Fetch the complete documentation index at: https://developers.hubspot.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.
---
id: 3796fd6b-e15f-4d9e-b33f-743fb0df4bed
---
# Create a file
> Creates a file at the specified path in the specified environment. Accepts multipart/form-data content type. Throws an error if a file already exists at the specified path.
export const ScopesList = ({scopes = [], description = "This API requires one of the following scopes:"}) => {
if (!scopes || scopes.length === 0) {
return null;
}
const sortedScopes = scopes.sort((a, b) => a.localeCompare(b));
return
;
};
## OpenAPI
````yaml specs/2026-03/cms-source-code-v2026-03.json POST /cms/source-code/2026-03/{environment}/content/{path}
openapi: 3.0.1
info:
title: CMS Source Code
description: Basepom for all HubSpot Projects
version: 2026-03
x-hubspot-product-tier-requirements:
marketing: FREE
sales: FREE
service: FREE
cms: STARTER
commerce: FREE
crmHub: FREE
dataHub: FREE
servers:
- url: https://api.hubapi.com
security: []
tags:
- name: Advanced
- name: Basic
paths:
/cms/source-code/2026-03/{environment}/content/{path}:
post:
tags:
- Advanced
summary: Create a file
description: >-
Creates a file at the specified path in the specified environment.
Accepts multipart/form-data content type. Throws an error if a file
already exists at the specified path.
operationId: post-/cms/source-code/2026-03/{environment}/content/{path}_create
parameters:
- name: environment
in: path
description: ''
required: true
style: simple
explode: false
schema:
type: string
- name: path
in: path
description: ''
required: true
style: simple
explode: false
schema:
pattern: .+
type: string
requestBody:
content:
multipart/form-data:
schema:
type: object
properties:
file:
type: string
format: binary
responses:
'200':
description: successful operation
content:
application/json:
schema:
$ref: '#/components/schemas/AssetFileMetadata'
default:
$ref: '#/components/responses/Error'
description: ''
deprecated: true
security:
- oauth2:
- content
components:
schemas:
AssetFileMetadata:
required:
- createdAt
- folder
- id
- name
- updatedAt
type: object
properties:
archivedAt:
type: integer
description: Timestamp of when the object was archived (deleted).
format: int64
children:
type: array
description: >-
If the object is a folder, contains the filenames of the files
within the folder.
items:
type: string
createdAt:
type: integer
description: Timestamp of when the object was first created.
format: int64
folder:
type: boolean
description: Determines whether or not this path points to a folder.
hash:
type: string
description: >-
A unique identifier for the file's content, used to verify data
integrity.
id:
type: string
description: The path of the file in the CMS Developer File System.
name:
type: string
description: The name of the file.
updatedAt:
type: integer
description: Timestamp of when the object was last updated.
format: int64
Error:
required:
- category
- correlationId
- message
type: object
properties:
category:
type: string
description: The error category
context:
type: object
additionalProperties:
type: array
items:
type: string
description: Context about the error condition
example: >-
{invalidPropertyName=[propertyValue], missingScopes=[scope1,
scope2]}
correlationId:
type: string
description: >-
A unique identifier for the request. Include this value with any
error reports or support tickets
format: uuid
example: aeb5f871-7f07-4993-9211-075dc63e7cbf
errors:
type: array
description: further information about the error
items:
$ref: '#/components/schemas/ErrorDetail'
links:
type: object
additionalProperties:
type: string
description: >-
A map of link names to associated URIs containing documentation
about the error or recommended remediation steps
message:
type: string
description: >-
A human readable message describing the error along with remediation
steps where appropriate
example: An error occurred
subCategory:
type: string
description: >-
A specific category that contains more specific detail about the
error
description: >-
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 error encountered.
example:
message: Invalid input (details will vary based on the error)
correlationId: aeb5f871-7f07-4993-9211-075dc63e7cbf
category: VALIDATION_ERROR
links:
knowledge-base: https://www.hubspot.com/products/service/knowledge-base
ErrorDetail:
required:
- message
type: object
properties:
code:
type: string
description: The status code associated with the error detail
context:
type: object
additionalProperties:
type: array
items:
type: string
description: Context about the error condition
example: '{missingScopes=[scope1, scope2]}'
in:
type: string
description: The name of the field or parameter in which the error was found.
message:
type: string
description: >-
A human readable message describing the error along with remediation
steps where appropriate
subCategory:
type: string
description: >-
A specific category that contains more specific detail about the
error
description: >-
Represents detailed information about an error that occurred in the API.
This component is used to provide additional context and specifics about
errors, typically as part of an error response.
responses:
Error:
description: An error occurred.
content:
'*/*':
schema:
$ref: '#/components/schemas/Error'
securitySchemes:
oauth2:
type: oauth2
flows:
authorizationCode:
authorizationUrl: https://app.hubspot.com/oauth/authorize
tokenUrl: https://api.hubapi.com/oauth/v1/token
scopes:
content: ''
````
{product.name} -
{product.level}
)}