> ## Documentation Index > Fetch the complete documentation index at: https://docs.fuseai.com/llms.txt > Use this file to discover all available pages before exploring further. # Connected sending accounts by channel > The connected sending accounts for one channel. `channel=email` lists the mailboxes the token owner owns or has shared with them: `id` is the email address (use it as a campaign sender), `provider` is gmail, outlook or smtp, and needsReauthAt/needsReauthReason are set when the provider invalidated the connection. `channel=linkedin` lists the owner's LinkedIn seats: `id` is the LinkedIn account id accepted by `linkedin_sender_account_ids`, `type` is the LinkedIn plan (classic or a premium variant). Available to any valid key (no scope needed). Rate limit: 120 requests per minute, 10000 per day. Errors: - `422` `VALIDATION_FAILED` — `channel` is missing (it is required) or is not email or linkedin. - `429` `RATE_LIMITED` — Per-user quota for this endpoint family exceeded (120 per minute, 10000 per day); retry after the Retry-After / RateLimit-Reset seconds. ## OpenAPI ````yaml /openapi.json get /business/accounts openapi: 3.1.0 info: title: Fuse Business API version: 1.0.0 description: >- External API for lists, campaigns, prospect search and contacts. Authenticate with your API token as HTTP Basic. All paths are under /api/v1. servers: - url: https://api.tryfuse.ai/api/v1 description: Production security: - basicAuth: [] tags: - name: Lists - name: Custom columns - name: Smart columns - name: Exports - name: Campaigns - name: Knowledge hubs - name: Analytics - name: Website intent - name: Account - name: Prospect search - name: Campaign steps - name: Scheduled sends - name: Campaign templates - name: Agents - name: Research - name: Company search - name: Saved searches - name: Folders - name: Contacts paths: /business/accounts: get: tags: - Account summary: Connected sending accounts by channel description: >- The connected sending accounts for one channel. `channel=email` lists the mailboxes the token owner owns or has shared with them: `id` is the email address (use it as a campaign sender), `provider` is gmail, outlook or smtp, and needsReauthAt/needsReauthReason are set when the provider invalidated the connection. `channel=linkedin` lists the owner's LinkedIn seats: `id` is the LinkedIn account id accepted by `linkedin_sender_account_ids`, `type` is the LinkedIn plan (classic or a premium variant). Available to any valid key (no scope needed). Rate limit: 120 requests per minute, 10000 per day. Errors: - `422` `VALIDATION_FAILED` — `channel` is missing (it is required) or is not email or linkedin. - `429` `RATE_LIMITED` — Per-user quota for this endpoint family exceeded (120 per minute, 10000 per day); retry after the Retry-After / RateLimit-Reset seconds. operationId: listAccounts parameters: - name: channel in: query required: true description: >- Sending channel to list: `email` (connected mailboxes: gmail, outlook or smtp) or `linkedin` (connected LinkedIn seats); the row shape differs per channel. schema: type: string enum: - email - linkedin description: >- Sending channel to list: `email` (connected mailboxes: gmail, outlook or smtp) or `linkedin` (connected LinkedIn seats); the row shape differs per channel. responses: '200': description: Success headers: RateLimit-Limit: schema: type: integer description: Requests permitted in the current window. RateLimit-Remaining: schema: type: integer description: Requests remaining in the current window. RateLimit-Reset: schema: type: integer description: Seconds until the current window resets. content: application/json: schema: type: object properties: channel: type: string enum: - email - linkedin accounts: type: array items: anyOf: - type: object title: EmailAccount properties: id: type: string emailAddress: type: string name: type: - string - 'null' provider: type: string enum: - gmail - outlook - smtp isActive: type: boolean isConnected: type: boolean dailyCapacity: type: integer availableCapacity: type: integer needsReauthAt: type: - string - 'null' needsReauthReason: type: - string - 'null' required: - id - emailAddress - name - provider - isActive - isConnected - dailyCapacity - availableCapacity - needsReauthAt - needsReauthReason - type: object title: LinkedInAccount properties: id: type: string name: type: - string - 'null' email: type: - string - 'null' publicIdentifier: type: - string - 'null' type: type: string isActive: type: boolean isConnected: type: boolean required: - id - name - email - publicIdentifier - type - isActive - isConnected required: - channel - accounts example: channel: email accounts: - id: sam@brightpay.com emailAddress: sam@brightpay.com name: Sam Rivera provider: gmail isActive: true isConnected: true dailyCapacity: 30 availableCapacity: 29 needsReauthAt: null needsReauthReason: null - id: outreach@brightpay.com emailAddress: outreach@brightpay.com name: null provider: smtp isActive: true isConnected: false dailyCapacity: 15 availableCapacity: 15 needsReauthAt: '2026-08-17T16:22:52.131Z' needsReauthReason: smtp_auth_rejected '400': description: Error content: application/json: schema: $ref: '#/components/schemas/Error' '401': description: Error content: application/json: schema: $ref: '#/components/schemas/Error' '402': description: Error content: application/json: schema: $ref: '#/components/schemas/Error' '403': description: Error content: application/json: schema: $ref: '#/components/schemas/Error' '404': description: Error content: application/json: schema: $ref: '#/components/schemas/Error' '409': description: Error content: application/json: schema: $ref: '#/components/schemas/Error' '422': description: Error content: application/json: schema: $ref: '#/components/schemas/Error' '429': description: Error content: application/json: schema: $ref: '#/components/schemas/Error' '500': description: Error content: application/json: schema: $ref: '#/components/schemas/Error' security: - basicAuth: [] components: schemas: Error: type: object properties: error: type: object properties: code: type: string message: type: string param: type: - string - 'null' doc_url: type: - string - 'null' request_id: type: - string - 'null' required: - code - message required: - error securitySchemes: basicAuth: type: http scheme: basic description: >- Your API token (`af_…`) as the Basic-auth username, with an empty password. ````