> ## Documentation Index > Fetch the complete documentation index at: https://docs.xentfi.com/llms.txt > Use this file to discover all available pages before exploring further. # Whitelist an existing deposit address > Whitelist an existing blockchain address (EVM or Solana) as a deposit address. This allows you to add pre-existing addresses to your wallet infrastructure. ## OpenAPI ````yaml /api-reference/openapi.json post /v1/addresses/whitelist openapi: 3.0.3 info: title: XentFi API version: 1.0.0 description: >- API documentation for XentFi.The XentFi API gives you access to pretty much all the features you can use on our dashboard and lets you extend them for use in your application. It strives to be RESTful and is organized around the main resources you would be interacting with - with a few notable exceptions. servers: - url: https://api.xentfi.com description: Development server security: [] tags: [] paths: /v1/addresses/whitelist: post: tags: - Addresses summary: Whitelist an existing deposit address description: > Whitelist an existing blockchain address (EVM or Solana) as a deposit address. This allows you to add pre-existing addresses to your wallet infrastructure. operationId: whitelistDepositAddress requestBody: required: true content: application/json: schema: type: object required: - masterId - walletAddress properties: masterId: type: string description: ID of the master wallet to associate the address with example: 550e8400-e29b-41d4-a716-446655440000 walletAddress: type: string description: >- Existing blockchain wallet address to whitelist (EVM format or Solana) example: '0x742d35Cc6634C0532925a3b844Bc9e7595f0b5b5' privatekey: type: string description: Optional private key for the wallet (EVM or Solana format) example: >- 0xabcdef1234567890abcdef1234567890abcdef1234567890abcdef1234567890 name: type: string description: Optional custom name for the deposit address example: My Whitelisted Wallet disableAutoSweep: type: boolean description: Disable automatic sweeping of funds to master wallet default: false example: false enableGaslessWithdraw: type: boolean description: Enable gasless withdrawals for this address default: false example: false enableMonitoring: type: boolean description: Enable blockchain monitoring for this address default: false example: true metadata: type: object description: Additional metadata for the address additionalProperties: true example: source: external_wallet tags: - customer - whitelisted responses: '201': description: Deposit address whitelisted successfully content: application/json: schema: type: object properties: success: type: boolean example: true data: type: object properties: id: type: string name: type: string description: type: string walletAddress: type: string network: type: string blockchain: type: object properties: id: type: string format: uuid description: Blockchain unique identifier example: 8a864e95-4b86-423d-9ba4-f4e692ec121e name: type: string description: Blockchain name example: Base slug: type: string description: Blockchain slug example: base-mainnet symbol: type: string description: Blockchain symbol example: ETH isActive: type: boolean description: Whether the blockchain is active example: true isEvmCompatible: type: boolean description: Whether the blockchain is EVM compatible example: true configurations: type: object nullable: true description: Additional configuration data example: null chainId: type: integer description: Chain ID for EVM chains example: 8453 logoUrl: type: string description: URL to blockchain logo example: https://example.com/base-logo.png tokenStandard: type: string description: Token standard example: ERC20 createdAt: type: string format: date-time description: Creation timestamp example: '2023-04-28T14:44:06.397Z' updatedAt: type: string format: date-time description: Last update timestamp example: '2024-11-26T15:26:18.785Z' masterWalletId: type: string metadata: type: object isActive: type: boolean configurations: type: object properties: aml: type: object properties: message: type: string provider: type: string status: type: string disableAutoSweep: type: boolean enableGaslessWithdraw: type: boolean enableMultiChain: type: boolean settlement: type: object properties: autoSettlementEnabled: type: boolean settlementDelay: type: integer minBalanceForSettlement: type: string security: type: object properties: requireSignatureForWithdrawals: type: boolean maxWithdrawalAmount: type: string allowedDestinations: type: array items: type: string notifications: type: object properties: onDeposit: type: boolean onWithdrawal: type: boolean onThresholdReached: type: string enabledBlockchains: type: array description: >- List of blockchains enabled for monitoring on this address items: type: object properties: id: type: string format: uuid description: Blockchain unique identifier example: 8a864e95-4b86-423d-9ba4-f4e692ec121e name: type: string description: Blockchain name example: Base slug: type: string description: Blockchain slug example: base-mainnet symbol: type: string description: Blockchain symbol example: ETH isActive: type: boolean description: Whether the blockchain is active example: true isEvmCompatible: type: boolean description: Whether the blockchain is EVM compatible example: true configurations: type: object nullable: true description: Additional configuration data example: null chainId: type: integer description: Chain ID for EVM chains example: 8453 logoUrl: type: string description: URL to blockchain logo example: https://example.com/base-logo.png tokenStandard: type: string description: Token standard example: ERC20 createdAt: type: string format: date-time description: Creation timestamp example: '2023-04-28T14:44:06.397Z' updatedAt: type: string format: date-time description: Last update timestamp example: '2024-11-26T15:26:18.785Z' createdAt: type: string format: date-time updatedAt: type: string format: date-time '400': description: Bad request content: application/json: schema: type: object properties: success: type: boolean example: false error: type: object properties: code: type: string example: NOT_FOUND message: type: string example: Wallet not found timestamp: type: string format: date-time requestId: type: string '401': description: Unauthorized content: application/json: schema: type: object properties: success: type: boolean example: false error: type: object properties: code: type: string example: NOT_FOUND message: type: string example: Wallet not found timestamp: type: string format: date-time requestId: type: string '403': description: Forbidden - Insufficient permissions content: application/json: schema: type: object properties: success: type: boolean example: false error: type: object properties: code: type: string example: NOT_FOUND message: type: string example: Wallet not found timestamp: type: string format: date-time requestId: type: string '404': description: Master wallet not found content: application/json: schema: type: object properties: success: type: boolean example: false error: type: object properties: code: type: string example: NOT_FOUND message: type: string example: Wallet not found timestamp: type: string format: date-time requestId: type: string '409': description: Conflict - Address already whitelisted content: application/json: schema: type: object properties: success: type: boolean example: false error: type: object properties: code: type: string example: NOT_FOUND message: type: string example: Wallet not found timestamp: type: string format: date-time requestId: type: string security: - ApiKeyAuth: [] OrgIdAuth: [] components: securitySchemes: ApiKeyAuth: type: apiKey in: header name: apiKey OrgIdAuth: type: apiKey in: header name: orgId ````