> ## Documentation Index > Fetch the complete documentation index at: https://developer.lemlist.com/llms.txt > Use this file to discover all available pages before exploring further. > Retrieves detailed information about a specific campaign by ID. # Get Campaign export const SnippetObjectReference = ({objectName, objectPath = null}) => { const lowerCaseObjectName = objectName.toLowerCase(); if (lowerCaseObjectName === 'lead' || lowerCaseObjectName === 'leads') { return This endpoint uses the {objectName} object. Make sure to also check the {lowerCaseObjectName === 'lead' ? 'Contact' : 'Lead'} object to understand the distinction between the two. ; } return This endpoint uses the {objectName} object. ; }; The `labels` field in the returned object is optional and only included if there are labels on the campaign. ## OpenAPI ````yaml get /campaigns/{campaignId} openapi: 3.0.0 info: title: lemlist API version: 1.0.0 description: >- Welcome to the lemlist Developer Documentation. lemlist is very customizable and open. You'll find on this page all the API and integration you can do with lemlist. # Rate Limit lemlist's API rate limits requests in order to prevent abuse and overload of our services. Rate limits are applied on all routes and per API key performing the request. The rate limits are **20** requests per **2** seconds. The response provides any information you may need about it: | Header | Description | | --- | --- | | Retry-After | The number of seconds in which you can retry | | X-RateLimit-Limit | The maximum requests in that time | | X-RateLimit-Remaining | The number of remaining requests you can make | | X-RateLimit-Reset | The date when the rate limit will reset | _Example of values for the rate limit headers_ ``` json { "Retry-After": 2, "X-RateLimit-Limit": 20, "X-RateLimit-Remaining": 7, "X-RateLimit-Reset" : "Tue Feb 16 2021 09:02:42 GMT+0100 (Central European Standard Time)" } ``` # Definitions ## Team A team is the entity of lemlist that can handle users and billing. ## Credits Credits are the coins a team uses to enrich emails, LinkedIn URLs, etc. via the enrich route. Each enrichment feature needs a certain amount of credits to run. ## User You use a user account to connect to lemlist and send messages via the connected emails or LinkedIn account. ## Campaign A campaign is the entity to automate outreach. A campaign has multiple sequences composed of steps. ## Lead A lead is a person that you try to contact via a campaign. ## Activity An activity is the history of all the steps. ## Unsubscribe An unsubscribe occurs when a person decides they don't want to receive emails from you anymore. # Authentication All API routes use the dedicated subdomain `api.lemlist.com`. lemlist uses API keys to allow access to the API. You can get your lemlist API key at our [integration page](https://app.lemlist.com/settings/integrations). You need to add the `Authorization` header using the `Basic` authentication type. `login:password` **where the login is always empty and the password is the API key**. ⚠️ **Don't forget to add the semicolon (**`:`**) before your API key in curl command.** > To authorize, use this code: ``` shell curl https://api.lemlist.com/api/team \ --user ":YourApiKey" ``` **Make sure to replace** **`YourApiKey`** **with your API key.** # Give feedback If you want to report a bug, ask for data, or share with us a use case, please fill this [form](https://lemlist.typeform.com/to/mfVlkyGf). It will help us centralize your needs! servers: - url: https://api.lemlist.com/api security: - basicAuth: [] paths: /campaigns/{campaignId}: parameters: - name: campaignId in: path required: true description: The unique identifier of the campaign example: cam_A1B2C3D4E5F6G7H8I9 schema: type: string get: tags: - Campaigns summary: Get Campaign parameters: [] responses: '200': headers: Content-Type: schema: type: string example: application/json description: Success content: application/json: schema: $ref: '#/components/schemas/Campaign' example: _id: cam_bSn8EORHQxbWPjHvu name: Product Launch Campaign createdAt: '2025-10-27T07:01:04.058Z' status: draft creator: userId: usr_ahfFktBBHUIxbVG5P userEmail: support@lemlist.com senders: - id: usr_rhhX1KT0qgOGCOrgE email: support@lemlist.com sendUserMailboxId: usm_J7BzS86A1vRMc2AuB '400': description: Bad team content: text/plain: example: Bad team '401': description: Unauthorized '404': description: Campaign not found content: text/plain: example: Campaign not found components: schemas: Campaign: type: object description: An automated outreach workflow containing sequences of steps. properties: _id: type: string description: Unique campaign identifier name: type: string description: Campaign name labels: type: array description: Categorization labels items: type: string createdAt: type: string format: date-time description: Creation timestamp createdBy: type: string description: Creator user ID status: type: string description: Campaign status enum: - running - paused - draft - ended - archived - errors sequenceId: type: string description: Main sequence ID scheduleIds: type: array description: Associated schedule IDs items: type: string teamId: type: string description: ID of the team that owns this campaign hasError: type: boolean description: Whether the campaign has errors errors: type: array description: List of error messages if campaign has errors items: type: string creator: type: object description: Campaign creator information properties: userId: type: string description: Creator user ID userEmail: type: string format: email description: Creator email address senders: type: array description: Campaign senders configuration items: type: object properties: id: type: string description: Sender user ID email: type: string format: email description: Sender email address sendUserMailboxId: type: string description: Mailbox ID used for sending securitySchemes: basicAuth: type: http scheme: basic ````