> ## Documentation Index > Fetch the complete documentation index at: https://www.dynamic.xyz/docs/llms.txt > Use this file to discover all available pages before exploring further. # Start Crypto.com payment > Create a Crypto.com payment and return the payment payload (URL and optional QR code) ## OpenAPI ````yaml post /sdk/{environmentId}/onramps/cryptoDotCom/payment openapi: 3.0.1 info: title: Dashboard API description: Dashboard API documentation version: 1.0.0 servers: - url: https://app.dynamicauth.com/api/v0 - url: https://app.dynamic.xyz/api/v0 - url: http://localhost:3333/api/v0 security: [] tags: - name: Analytics - name: SDK - name: Organizations - name: Projects - name: Environments - name: Users - name: Invites - name: Tokens - name: Origins - name: Allowlists - name: Wallets - name: Members - name: Sessions - name: Settings - name: Gates - name: Chains - name: Exports - name: Events - name: Webhooks - name: Custom Fields - name: OrganizationMfaSettings - name: CustomHostnames - name: TestAccount - name: NameServices - name: GlobalWallets - name: GlobalWalletConnections - name: UserApiTokens - name: Waas - name: WalletConnect paths: /sdk/{environmentId}/onramps/cryptoDotCom/payment: post: tags: - SDK summary: Start Crypto.com payment description: >- Create a Crypto.com payment and return the payment payload (URL and optional QR code) operationId: createCryptoDotComPayment parameters: - $ref: '#/components/parameters/environmentId' requestBody: required: true content: application/json: schema: $ref: '#/components/schemas/CryptoDotComPaymentCreateRequest' responses: '200': description: Crypto.com payment payload content: application/json: schema: $ref: '#/components/schemas/CryptoDotComPaymentResponse' '400': $ref: '#/components/responses/BadRequest' '404': description: Not found '500': $ref: '#/components/responses/InternalServerError' security: - bearerAuth: [] components: parameters: environmentId: in: path name: environmentId required: true description: ID of the environment schema: $ref: '#/components/schemas/uuid' schemas: CryptoDotComPaymentCreateRequest: type: object required: - amount - currency - walletAddress - chain properties: amount: type: number description: >- A positive integer representing how much to collect in the smallest currency unit (e.g., 100 cents to collect $1.00). Refer to [Pricing Currencies](https://pay-docs.crypto.com/#api-reference-resources-payments-pricing-currencies) for the smallest unit for each currency. example: 100 currency: type: string description: >- Three-letter currency code for the payment amount (pricing currency). Must be a supported fiat currency / cryptocurrency. Refer to [Pricing Currencies](https://pay-docs.crypto.com/#api-reference-resources-payments-pricing-currencies) for the currency code. example: USD description: $ref: '#/components/schemas/NonEmptyStringWith255MaxLength' metadata: type: object description: >- Set of key-value pairs that you can attach to an object. This can be useful for storing additional information about the object in a structured format. orderId: $ref: '#/components/schemas/NonEmptyStringWith50MaxLength' subMerchantId: $ref: '#/components/schemas/NonEmptyStringWith255MaxLength' walletAddress: $ref: '#/components/schemas/WalletPublicKey' networkId: $ref: '#/components/schemas/NonEmptyStringWith50MaxLength' chain: $ref: '#/components/schemas/ChainEnum' merchantName: $ref: '#/components/schemas/NonEmptyStringWith255MaxLength' CryptoDotComPaymentResponse: type: object required: - id - amount - currency - paymentUrl - qrCode - status properties: id: $ref: '#/components/schemas/uuid' amount: type: number description: >- A positive integer representing how much to collect in the smallest currency unit (e.g., 100 cents to collect $1.00). Refer to [Pricing Currencies](https://pay-docs.crypto.com/#api-reference-resources-payments-pricing-currencies) for the smallest unit for each currency. example: 2500 currency: type: string description: >- Three-letter currency code for the payment amount (pricing currency). Must be a supported fiat currency / cryptocurrency. Refer to [Pricing Currencies](https://pay-docs.crypto.com/#api-reference-resources-payments-pricing-currencies) for the currency code. example: USD amountRefunded: type: number description: >- Amount in cents refunded (can be less than the amount of the payment if a partial refund was issued). example: 0 created: type: number description: >- Time at which the object was created. Measured in seconds since the Unix epoch. example: 1555098161 cryptoCurrency: type: string description: The cryptocurrency to be collected for this payment. cryptoAmount: type: string description: The amount of cryptocurrency to be collected for this payment. example: '1894.8' customerId: type: string description: >- ID of the customer created in Crypto.com Pay Merchant Dashboard, if exists. example: '1234567890' paymentUrl: type: string description: >- The URL of the payment page that customers will navigate to in order to make the payment. example: >- https://js.crypto.com/sdk/payments/checkout/set_wallet?publishableKey=XXX&sdkMeta=YYY qrCode: type: string returnUrl: type: string description: >- The URL for payment page to redirect back to when the payment becomes succeeded. example: http://YOUR_WEBSITE.com/orders/123/complete cancelUrl: type: string description: >- The URL for payment page to redirect to when the payment is failed or cancelled. example: http://YOUR_WEBSITE.com/orders/123/fail description: type: string description: An arbitrary string attached to the object. example: Crypto.com Tee (Unisex) liveMode: type: boolean description: >- Has the value true if the object exists in live mode or the value false if the object exists in test mode. example: false metadata: type: object description: >- Set of key-value pairs that you can attach to an object. This can be useful for storing additional information about the object in a structured format. orderId: type: string description: >- Merchant provided order ID for this payment. Merchants can view the associated order ID of each payment on the Merchant Dashboard. Crypto.com Pay does not verify or guarantee the uniqueness of the values in this field. example: 640cf83d-a316-4030-9878-71be1d98b737 recipient: type: string description: The name of the merchant collecting this payment. example: Crypto.com Shop refunded: type: boolean description: >- Whether the charge has been fully refunded. If the charge is only partially refunded, this attribute will still be false. example: false status: type: string description: >- The status of the payment is either pending (pending payment), succeeded (payment captured), or cancelled. example: pending expiredAt: type: number description: >- Time at which the payment expires. Measured in seconds since the Unix epoch. example: 1555098461 uuid: type: string pattern: ^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$ minLength: 36 maxLength: 36 example: 95b11417-f18f-457f-8804-68e361f9164f NonEmptyStringWith255MaxLength: type: string pattern: ^(?=\S)[\p{L}\p{N}a-zA-Z _.,:!?&%@\/+\-'|]+(?<=\S)$ maxLength: 255 example: An example name NonEmptyStringWith50MaxLength: type: string pattern: ^(?=\S)[\p{L}\p{N}a-zA-Z _.,:!?&%@\/+\-'|]+(?<=\S)$ example: An example name maxLength: 50 WalletPublicKey: type: string pattern: ^[A-Za-z0-9]{18,100}$ description: >- Valid blockchain wallet address, must be an alphanumeric string without any special characters example: '0xbF394748301603f18d953C90F0b087CBEC0E1834' maxLength: 255 ChainEnum: type: string enum: - ETH - EVM - FLOW - SOL - ALGO - STARK - COSMOS - BTC - ECLIPSE - SUI - SPARK - TRON - APTOS - TON - STELLAR BadRequest: type: object properties: error: type: string InternalServerError: type: object properties: error: type: string example: Internal Server Error responses: BadRequest: description: Bad Request content: application/json: schema: $ref: '#/components/schemas/BadRequest' InternalServerError: description: Internal Server Error content: application/json: schema: $ref: '#/components/schemas/InternalServerError' securitySchemes: bearerAuth: type: http scheme: bearer bearerFormat: JWT ````