Basecamp Campfires API
Manage project campfire chat rooms and lines
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OpenAPI Specification
openapi: 3.2.0
info:
title: Basecamp Campfires API
description: The Basecamp API is a REST API that provides programmatic access to Basecamp's project management and team communication platform.
version: '1.0'
contact:
name: Basecamp Developer Support
url: https://github.com/basecamp/bc3-api
termsOfService: https://basecamp.com/terms
servers:
- url: https://3.basecampapi.com/{accountId}
description: Production Server
variables:
accountId:
description: Your Basecamp account ID
default: '999999999'
security:
- bearerAuth: []
tags:
- name: Campfires
description: Manage project campfire chat rooms and lines
paths:
/chats.json:
get:
operationId: listCampfires
summary: List campfires
description: Returns a paginated list of all active campfire chat rooms visible to the authenticated user.
tags:
- Campfires
responses:
'200':
description: List of campfires
content:
application/json:
schema:
type: array
items:
$ref: '#/components/schemas/Campfire'
'401':
$ref: '#/components/responses/Unauthorized'
/chats/{campfireId}.json:
get:
operationId: getCampfire
summary: Get a campfire
description: Returns the campfire with the given ID.
tags:
- Campfires
parameters:
- $ref: '#/components/parameters/CampfireId'
responses:
'200':
description: Campfire details
content:
application/json:
schema:
$ref: '#/components/schemas/Campfire'
'401':
$ref: '#/components/responses/Unauthorized'
'404':
$ref: '#/components/responses/NotFound'
/chats/{campfireId}/lines.json:
get:
operationId: listCampfireLines
summary: List campfire lines
description: Returns a paginated list of chat messages (lines) in the specified campfire, ordered newest first.
tags:
- Campfires
parameters:
- $ref: '#/components/parameters/CampfireId'
responses:
'200':
description: List of campfire lines
content:
application/json:
schema:
type: array
items:
$ref: '#/components/schemas/CampfireLine'
'401':
$ref: '#/components/responses/Unauthorized'
'404':
$ref: '#/components/responses/NotFound'
post:
operationId: createCampfireLine
summary: Create a campfire line
description: Posts a new message to the specified campfire. Content must be plain text.
tags:
- Campfires
parameters:
- $ref: '#/components/parameters/CampfireId'
requestBody:
required: true
content:
application/json:
schema:
$ref: '#/components/schemas/CampfireLineCreateRequest'
responses:
'201':
description: Line posted
content:
application/json:
schema:
$ref: '#/components/schemas/CampfireLine'
'400':
$ref: '#/components/responses/BadRequest'
'401':
$ref: '#/components/responses/Unauthorized'
/chats/{campfireId}/lines/{lineId}.json:
get:
operationId: getCampfireLine
summary: Get a campfire line
description: Returns the specific campfire line with the given ID.
tags:
- Campfires
parameters:
- $ref: '#/components/parameters/CampfireId'
- $ref: '#/components/parameters/LineId'
responses:
'200':
description: Campfire line details
content:
application/json:
schema:
$ref: '#/components/schemas/CampfireLine'
'401':
$ref: '#/components/responses/Unauthorized'
'404':
$ref: '#/components/responses/NotFound'
delete:
operationId: deleteCampfireLine
summary: Delete a campfire line
description: Deletes the campfire line with the given ID. Only the line creator or account admins can delete lines.
tags:
- Campfires
parameters:
- $ref: '#/components/parameters/CampfireId'
- $ref: '#/components/parameters/LineId'
responses:
'204':
description: Line deleted
'401':
$ref: '#/components/responses/Unauthorized'
'404':
$ref: '#/components/responses/NotFound'
components:
schemas:
Recording:
type: object
description: A generic recording object representing any Basecamp content resource such as a message, to-do, document, comment, or upload.
properties:
id:
type: integer
description: Recording ID
status:
type: string
description: Recording status
enum:
- active
- archived
- trashed
visible_to_clients:
type: boolean
description: Whether this recording is visible to client users
created_at:
type: string
format: date-time
description: Timestamp when the recording was created
updated_at:
type: string
format: date-time
description: Timestamp when the recording was last updated
title:
type: string
description: Title or summary of the recording
inherits_status:
type: boolean
description: Whether this recording inherits its status from a parent
type:
type: string
description: Recording type (e.g., Message, Todo, Document)
url:
type: string
format: uri
description: API URL for this recording
app_url:
type: string
format: uri
description: Web URL for this recording
bucket:
$ref: '#/components/schemas/BucketRef'
creator:
$ref: '#/components/schemas/PersonRef'
Campfire:
allOf:
- $ref: '#/components/schemas/Recording'
- type: object
properties:
lines_url:
type: string
format: uri
description: API URL to list campfire lines
CampfireLine:
type: object
properties:
id:
type: integer
description: Line ID
status:
type: string
description: Line status
created_at:
type: string
format: date-time
description: Timestamp when the line was posted
updated_at:
type: string
format: date-time
description: Timestamp when the line was last updated
title:
type: string
description: Line title (summary)
content:
type: string
description: Plain text message content
type:
type: string
description: Line type
creator:
$ref: '#/components/schemas/PersonRef'
bucket:
$ref: '#/components/schemas/BucketRef'
parent:
$ref: '#/components/schemas/Recording'
boosts_count:
type: integer
description: Number of boosts on this line
Error:
type: object
properties:
error:
type: string
description: Human-readable error message
BucketRef:
type: object
description: Reference to the project (bucket) that contains a resource
properties:
id:
type: integer
description: Project ID
name:
type: string
description: Project name
type:
type: string
description: Resource type, always "Project"
url:
type: string
format: uri
description: API URL for the project
app_url:
type: string
format: uri
description: Web URL for the project
CampfireLineCreateRequest:
type: object
required:
- content
properties:
content:
type: string
description: Plain text content of the campfire message
PersonRef:
type: object
description: Minimal reference to a Basecamp person
properties:
id:
type: integer
description: Person ID
attachable_sgid:
type: string
description: Signed global ID for attaching this person
name:
type: string
description: Full name
email_address:
type: string
format: email
description: Email address
personable_type:
type: string
description: Type of personable (User, Client, etc.)
title:
type: string
description: Job title
bio:
type: string
description: Short biography
location:
type: string
description: Location string
created_at:
type: string
format: date-time
description: Account creation timestamp
updated_at:
type: string
format: date-time
description: Last update timestamp
admin:
type: boolean
description: Whether the person is an account administrator
owner:
type: boolean
description: Whether the person is the account owner
client:
type: boolean
description: Whether the person is a client user
employee:
type: boolean
description: Whether the person is an employee
time_zone:
type: string
description: IANA time zone name
avatar_url:
type: string
format: uri
description: URL to the person's avatar image
company:
type: object
description: Company the person belongs to
properties:
id:
type: integer
description: Company ID
name:
type: string
description: Company name
responses:
NotFound:
description: Not found — the requested resource does not exist
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
Unauthorized:
description: Unauthorized — missing or invalid Bearer token
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
BadRequest:
description: Bad request — missing required fields or invalid values
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
parameters:
LineId:
name: lineId
in: path
required: true
description: Unique identifier of the campfire line
schema:
type: integer
CampfireId:
name: campfireId
in: path
required: true
description: Unique identifier of the campfire chat room
schema:
type: integer
securitySchemes:
bearerAuth:
type: http
scheme: bearer
description: 'OAuth 2.0 Bearer token obtained via the Basecamp authorization code flow at launchpad.37signals.com. Include as "Authorization: Bearer {token}" in all requests.'
externalDocs:
description: Basecamp API Documentation
url: https://github.com/basecamp/bc3-api