> ## Documentation Index > Fetch the complete documentation index at: https://docs.equalsmoney.com/llms.txt > Use this file to discover all available pages before exploring further. # Connect a settlement account by open banking > Starts an open banking connection so Roqqett can read the settlement account's transactions for reconciliation. Open `connectUrl` in a new window, where the user picks their bank and consents to account access there. Only a GBP settlement account can be connected; any other returns 400. Returns 404 if the settlement account is not the merchant's. Returns 409 if the settlement account is not APPROVED. ## OpenAPI ````yaml /autogenerated/openapi/roqqett.openapi.json post /roqqett/settlement-accounts/{settlementAccountId}/ob-connections openapi: 3.1.0 info: title: Roqqett API version: 2.0.0 description: Version 2 license: name: UNLICENSED url: https://docs.equalsmoney.com servers: - url: https://api.equalsmoney.com/v2 description: Production security: [] paths: /roqqett/settlement-accounts/{settlementAccountId}/ob-connections: post: tags: - Settlement Accounts summary: Connect a settlement account by open banking description: >- Starts an open banking connection so Roqqett can read the settlement account's transactions for reconciliation. Open `connectUrl` in a new window, where the user picks their bank and consents to account access there. Only a GBP settlement account can be connected; any other returns 400. Returns 404 if the settlement account is not the merchant's. Returns 409 if the settlement account is not APPROVED. operationId: createObConnection parameters: - name: settlementAccountId in: path required: true schema: type: - string format: uuid maxLength: 36 description: >- The ID of a settlement account: one of the merchant's own bank accounts that SHOPPING checkouts pay into. example: 5c8e2a1f-9d4b-4f7a-8e3c-1b6d0f2a9e64 - name: accountId in: query schema: description: The ID of the account to work with. type: - string example: F50091 required: true requestBody: description: Body content: application/json: schema: type: - object properties: {} example: {} responses: '201': description: Created content: application/json: schema: type: - object properties: id: type: - string format: uuid maxLength: 36 description: The ID of the open banking connection. example: 8d3f1b6e-2a9c-4e7d-b5f0-6c1a9e4d2b87 settlementAccountId: type: - string format: uuid maxLength: 36 description: >- The ID of a settlement account: one of the merchant's own bank accounts that SHOPPING checkouts pay into. example: 5c8e2a1f-9d4b-4f7a-8e3c-1b6d0f2a9e64 connectUrl: type: - string format: uri maxLength: 2048 description: >- The page to open in a new window, where the user picks their bank and gives consent. example: >- https://pay.roqqett.com/ob-connect/8d3f1b6e-2a9c-4e7d-b5f0-6c1a9e4d2b87 required: - id - settlementAccountId - connectUrl example: id: 8d3f1b6e-2a9c-4e7d-b5f0-6c1a9e4d2b87 settlementAccountId: 5c8e2a1f-9d4b-4f7a-8e3c-1b6d0f2a9e64 connectUrl: >- https://pay.roqqett.com/ob-connect/8d3f1b6e-2a9c-4e7d-b5f0-6c1a9e4d2b87 '400': description: Bad Request content: application/json: schema: type: - object properties: message: type: - string maxLength: 1024 description: Human-readable error description. example: Checkout session not found. errors: type: - array items: type: - object properties: path: type: - string description: The location of the bad parameter. message: type: - string description: Description of why the validation failed. errorCode: type: - string description: Where the error occurred. required: - path - message description: An object containing details about one particular error. required: - message - errors example: message: Checkout session not found. errors: - path: string message: string errorCode: string '403': description: Forbidden content: application/json: schema: type: - object properties: message: type: - string maxLength: 1024 description: Human-readable error description. example: Checkout session not found. errors: type: - array items: type: - object properties: path: type: - string description: The location of the bad parameter. message: type: - string description: Description of why the validation failed. errorCode: type: - string description: Where the error occurred. required: - path - message description: An object containing details about one particular error. required: - message - errors example: message: Checkout session not found. errors: - path: string message: string errorCode: string '404': description: Not Found content: application/json: schema: type: - object properties: message: type: - string maxLength: 1024 description: Human-readable error description. example: Checkout session not found. errors: type: - array items: type: - object properties: path: type: - string description: The location of the bad parameter. message: type: - string description: Description of why the validation failed. errorCode: type: - string description: Where the error occurred. required: - path - message description: An object containing details about one particular error. required: - message - errors example: message: Checkout session not found. errors: - path: string message: string errorCode: string '409': description: Conflict content: application/json: schema: type: - object properties: message: type: - string maxLength: 1024 description: Human-readable error description. example: Checkout session not found. errors: type: - array items: type: - object properties: path: type: - string description: The location of the bad parameter. message: type: - string description: Description of why the validation failed. errorCode: type: - string description: Where the error occurred. required: - path - message description: An object containing details about one particular error. required: - message - errors example: message: Checkout session not found. errors: - path: string message: string errorCode: string security: - CommonAuth: - roqqett:ob-connections:create:any x-codeSamples: - lang: Shell label: cURL source: |- curl --request POST \ --url 'https://api.equalsmoney.com/v2/roqqett/settlement-accounts/{settlementAccountId}/ob-connections?accountId={{accountId}}' \ --header 'Authorization: ' \ --header 'Content-Type: application/json' \ --data ' {} ' components: securitySchemes: CommonAuth: type: apiKey in: header name: Authorization ````