> ## Documentation Index > Fetch the complete documentation index at: https://docs.hifi.com/llms.txt > Use this file to discover all available pages before exploring further. # Retrieve a counter party > Retrieve details of a specific counter party. ## OpenAPI ````yaml https://production.hifi.com/api/v3/openapi.json get /v3/users/{userId}/counter-parties/{counterPartyId} openapi: 3.0.0 info: title: Hifi API version: 3.0.0 description: API documentation for HIFI servers: - url: https://production.hifi.com description: Production server - url: https://sandbox.hifi.com description: Sandbox server security: - bearerAuth: [] tags: - name: Common description: Common endpoints - name: User description: User endpoints - name: Counter Party description: Counter party endpoints - name: Crypto Transfer description: Crypto transfer and batch transfer endpoints - name: Wallet description: Wallet and wallet offer endpoints - name: External Account description: External bank account endpoints (under a counter party) - name: External Wallet description: External wallet endpoints (under a counter party) - name: External Card description: External card endpoints (under a counter party) - name: Token Swap description: Token swap endpoints - name: Bridge description: Bridge endpoints - name: Virtual Account description: Virtual account endpoints - name: Compliance description: Compliance and compliance link endpoints - name: Webhook Endpoint description: Webhook endpoint endpoints - name: File description: File upload endpoints - name: Onramp description: Onramp (fiat to crypto) endpoints - name: Offramp description: Offramp (crypto to fiat) endpoints - name: Orchestration Address description: Orchestration (liquidation) address endpoints - name: KYC Link description: Hosted and custom KYC/KYB link endpoints - name: Transfer Approval description: Transfer approval endpoints - name: Corridor description: Supported fiat/crypto transfer corridor endpoints - name: Migration description: v2-to-v3 ID mapping endpoints paths: /v3/users/{userId}/counter-parties/{counterPartyId}: get: tags: - Counter Party summary: Retrieve a counter party description: Retrieve details of a specific counter party. operationId: v3GetCounterParty parameters: - $ref: '#/components/parameters/UserIdPathParameter' - $ref: '#/components/parameters/CounterPartyIdPathParameter' responses: '200': $ref: '#/components/responses/GetCounterPartyResponse' '400': $ref: '#/components/responses/BadRequestResponse' '401': $ref: '#/components/responses/UnauthorizedResponse' '404': $ref: '#/components/responses/NotFoundResponse' '500': $ref: '#/components/responses/InternalServerErrorResponse' components: parameters: UserIdPathParameter: name: userId in: path schema: type: string pattern: ^user_[A-Za-z0-9]+$ description: ID of the user. required: true CounterPartyIdPathParameter: name: counterPartyId in: path required: true schema: type: string description: Public ID of the counter party (prefixed with `cpty_`) example: cpty_7bV1aLcs3Kf9dQ2mNpXwZ responses: GetCounterPartyResponse: description: Counter party retrieved successfully. content: application/json: schema: $ref: '#/components/schemas/CounterPartyObject' example: id: cpty_7dLpR2mNpXwZ7bV1aQz3x userId: usr_3Kf9dQ2mNpXwZ7bV1aLcs type: BUSINESS businessName: Acme Corp category: software phoneNumber: '+14155552671' email: ops@acme.example.com taxId: 12-3456789 incorporationDate: '2015-06-01' address: addressLine1: 500 Market Street city: San Francisco stateProvinceRegion: CA postalCode: '94105' country: USA status: ACTIVE createdAt: '2026-07-01T10:30:00.000Z' updatedAt: '2026-07-01T10:30:00.000Z' BadRequestResponse: description: Bad Request — the request was malformed or failed validation. content: application/json: schema: $ref: '#/components/schemas/ApiError' example: type: VALIDATION_ERROR message: One or more fields are invalid or missing. fields: - code: invalid_value message: Must be a valid email address field: email UnauthorizedResponse: description: Unauthorized content: application/json: schema: $ref: '#/components/schemas/Unauthorized' NotFoundResponse: description: Not Found content: application/json: schema: $ref: '#/components/schemas/NotFound' InternalServerErrorResponse: description: Internal Server Error content: application/json: schema: $ref: '#/components/schemas/InternalServerError' schemas: CounterPartyObject: type: object description: A counter party. properties: id: type: string description: Public ID of the counter party (prefixed with `cpty_`). example: cpty_7dLpR2mNpXwZ7bV1aQz3x userId: type: string description: >- Public ID of the user this counter party belongs to (prefixed with `usr_`). example: usr_3Kf9dQ2mNpXwZ7bV1aLcs type: type: string enum: - INDIVIDUAL - BUSINESS example: INDIVIDUAL category: type: string description: Business category. Present for business counter parties. example: software firstName: type: string description: Present for individual counter parties. example: Jane lastName: type: string description: Present for individual counter parties. example: Doe businessName: type: string description: Present for business counter parties. example: Acme Corp phoneNumber: type: string example: '+14155552671' email: type: string format: email example: jane.doe@example.com taxId: type: string description: Tax identification number. example: 123-45-6789 dateOfBirth: type: string format: date nullable: true description: Date of birth. Present for individual counter parties. example: '1990-01-15' incorporationDate: type: string format: date nullable: true description: Date of incorporation. Present for business counter parties. example: '2015-06-01' nationality: type: string description: >- ISO 3166-1 alpha-3 country code. Present for individual counter parties. example: USA address: $ref: '#/components/schemas/CounterPartyAddress' status: type: string enum: - ACTIVE - INACTIVE example: ACTIVE createdAt: type: string format: date-time example: '2026-07-01T10:30:00.000Z' updatedAt: type: string format: date-time example: '2026-07-01T10:30:00.000Z' ApiError: type: object description: >- Standard v3 error shape, returned by validation failures and business-logic errors alike. properties: type: type: string description: >- Machine-readable error type, e.g. VALIDATION_ERROR, ACTION_NOT_ALLOWED, RESOURCE_CONFLICT. example: VALIDATION_ERROR message: type: string description: Human-readable error message. example: One or more fields are invalid or missing. fields: type: array description: >- Present on field-level validation errors. One entry per problem field. items: type: object properties: code: type: string description: Error code related to the field issue. message: type: string description: Error message for the specific issue. field: type: string description: The name of the field that has an issue. Unauthorized: type: object properties: type: type: string description: Unauthorized enum example: UNAUTHORIZED message: type: string description: Unauthorized message example: Authentication required NotFound: type: object properties: type: type: string example: RESOURCE_NOT_FOUND description: The error type, e.g., RESOURCE_NOT_FOUND message: type: string description: A descriptive error message fields: type: array description: List of specific field errors items: type: object properties: code: type: string description: Error code related to the field issue message: type: string description: Error message for the specific issue field: type: string description: The name of the field that has an issue InternalServerError: type: object properties: type: type: string example: INTERNAL_SERVER_ERROR description: Internal server error enum message: type: string example: An internal server error occurred description: Internal server error message CounterPartyAddress: type: object description: Address of the counter party. required: - addressLine1 - city - stateProvinceRegion - postalCode - country properties: addressLine1: type: string description: Primary address line. example: 123 Main Street addressLine2: type: string description: Secondary address line (apartment, suite, etc.). example: Suite 100 city: type: string description: City name. example: New York stateProvinceRegion: type: string maxLength: 10 description: State, province, or region. example: NY postalCode: type: string description: Postal or ZIP code. example: '10001' country: type: string description: ISO 3166-1 alpha-3 country code. example: USA securitySchemes: bearerAuth: type: http scheme: bearer bearerFormat: JWT ````