> ## Documentation Index > Fetch the complete documentation index at: https://docs.cdp.coinbase.com/llms.txt > Use this file to discover all available pages before exploring further. # Create sell quote > The Sell Quote API provides clients with a quote based on the asset the user would like to sell, the network they plan to send it on, the crypto amount of the sale, the sale currency, the fiat deposit method, and country of the user. ## OpenAPI ````yaml POST /v1/sell/quote openapi: 3.0.3 info: title: OnrampUnauthService API version: v1 servers: - url: https://api.developer.coinbase.com/onramp security: - bearerAuth: [] tags: - name: Onramp/Offramp paths: /v1/sell/quote: post: tags: - Onramp/Offramp summary: Create sell quote description: >- The Sell Quote API provides clients with a quote based on the asset the user would like to sell, the network they plan to send it on, the crypto amount of the sale, the sale currency, the fiat deposit method, and country of the user. operationId: OnrampOfframp_CreateSellQuote requestBody: content: application/json: schema: $ref: '#/components/schemas/CreateSellQuoteRequest' required: true responses: '200': content: application/json: schema: $ref: '#/components/schemas/CreateSellQuoteResponse' description: OK default: content: application/json: schema: $ref: '#/components/schemas/Status' description: Default error response components: schemas: CreateSellQuoteRequest: description: Create Sell Quote API request parameters properties: cashoutCurrency: description: Fiat currency to be cashed out to e.g. `USD` type: string country: description: The ISO 3166-1 two letter country code e.g. `US` type: string partnerUserId: description: >- Partner's user identifier. Optional field for quote, required for offramp URL generation type: string paymentMethod: description: Payment method type to be deposited to enum: - UNSPECIFIED - CARD - ACH_BANK_ACCOUNT - APPLE_PAY - FIAT_WALLET - CRYPTO_ACCOUNT - GUEST_CHECKOUT_CARD - PAYPAL - RTP - GUEST_CHECKOUT_APPLE_PAY format: enum type: string redirectUrl: description: >- URL to redirect after transaction completion. Optional field for quote, required for generating a ready-to-use one-click-sell URL type: string sellAmount: description: Amount of sell_currency to be converted to fiat e.g. `0.05` type: string sellCurrency: description: >- The ticker (e.g. `BTC`, `USDC`) or the UUID (e.g. `d85dce9b-5b73-5c3c-8978-522ce1d1c1b4`) of crypto asset to be sold type: string sellNetwork: description: Network name crypto will be sent on e.g. `ethereum`, `base` type: string sourceAddress: description: >- Optional source address for the asset to sell. Optional field for quote, required for generating a ready-to-use one-click-sell URL type: string subdivision: description: >- The ISO 3166-2 two letter state code e.g. `NY`, only required for `US` type: string clientIp: description: >- The client IP address of the end user. This parameter ensures the quote can only be used by the requesting user. **Do not trust HTTP headers** like `X-Forwarded-For` — these can be easily spoofed. type: string required: - sellCurrency - sellAmount - cashoutCurrency - paymentMethod - country type: object CreateSellQuoteResponse: description: Create Sell Quote API response properties: cashout_subtotal: $ref: '#/components/schemas/Amount' cashout_total: $ref: '#/components/schemas/Amount' coinbase_fee: $ref: '#/components/schemas/Amount' offramp_url: description: >- Ready-to-use offramp URL. Only returned when `sourceAddress`, `redirectUrl`, and `partnerUserRef` are ALL provided in the request type: string quote_id: description: >- UUID that should be passed into the Offramp Widget URL as the `quoteId` query parameter type: string sell_amount: $ref: '#/components/schemas/Amount' type: object Status: description: >- The `Status` type defines a logical error model that is suitable for different programming environments, including REST APIs and RPC APIs. It is used by [gRPC](https://github.com/grpc). Each `Status` message contains three pieces of data: error code, error message, and error details. You can find out more about this error model and how to work with it in the [API Design Guide](https://cloud.google.com/apis/design/errors). properties: code: description: >- The status code, which should be an enum value of [google.rpc.Code][google.rpc.Code]. format: int32 type: integer details: description: >- A list of messages that carry the error details. There is a common set of message types for APIs to use. items: $ref: '#/components/schemas/GoogleProtobufAny' type: array message: description: >- A developer-facing error message, which should be in English. Any user-facing error message should be localized and sent in the [google.rpc.Status.details][google.rpc.Status.details] field, or localized by the client. type: string type: object Amount: description: A monetary amount represented by a decimal value and currency symbol properties: currency: description: Currency symbol e.g. `USD`, `BTC` type: string value: description: Non-localized amount in decimal notation (e.g. `1.234`) type: string type: object GoogleProtobufAny: additionalProperties: true description: >- Contains an arbitrary serialized message along with a @type that describes the type of the serialized message. properties: '@type': description: The type of the serialized message. type: string type: object securitySchemes: bearerAuth: bearerFormat: JWT description: >- Enter your JSON Web Token (JWT) here. Refer to the [Generate JWT](/api-reference/authentication#2-generate-jwt-server-only) section of our Authentication docs for information on how to generate your Bearer Token. scheme: bearer type: http ````