> ## Documentation Index > Fetch the complete documentation index at: https://docs.sequence.xyz/llms.txt > Use this file to discover all available pages before exploring further. # GetSwapPrices ## OpenAPI ````yaml sequence-api.json post /rpc/API/GetSwapPrices openapi: 3.0.0 info: title: Sequence Api version: 0.0.1 servers: - url: https://api.sequence.app/ description: Api security: [] paths: /rpc/API/GetSwapPrices: post: summary: GetSwapPrices description: >- Retrieve swap prices for the specified ERC20 token at the address provided as 'buyCurrencyAddress'. The result will be 'null' if the user lacks sufficient funds or if there is insufficient pool liquidity. requestBody: content: application/json: schema: $ref: '#/components/schemas/API_GetSwapPrices_Request' example: userAddress: '0x1fEA9Fcbd1989C0f2D0Fbad08144c528c7F5ea54' buyCurrencyAddress: '0x50ba9d89fbfa2862d0447281219a3058e7724224' buyAmount: '1000000000000000000' chainId: 11155111 responses: '200': description: OK content: application/json: schema: $ref: '#/components/schemas/API_GetSwapPrices_Response' 4XX: description: Client error content: application/json: schema: oneOf: - $ref: '#/components/schemas/ErrorWebrpcEndpoint' - $ref: '#/components/schemas/ErrorWebrpcRequestFailed' - $ref: '#/components/schemas/ErrorWebrpcBadRoute' - $ref: '#/components/schemas/ErrorWebrpcBadMethod' - $ref: '#/components/schemas/ErrorWebrpcBadRequest' - $ref: '#/components/schemas/ErrorWebrpcClientDisconnected' - $ref: '#/components/schemas/ErrorWebrpcStreamLost' - $ref: '#/components/schemas/ErrorUnauthorized' - $ref: '#/components/schemas/ErrorPermissionDenied' - $ref: '#/components/schemas/ErrorSessionExpired' - $ref: '#/components/schemas/ErrorAborted' - $ref: '#/components/schemas/ErrorGeoblocked' - $ref: '#/components/schemas/ErrorInvalidArgument' - $ref: '#/components/schemas/ErrorUnavailable' - $ref: '#/components/schemas/ErrorQueryFailed' - $ref: '#/components/schemas/ErrorNotFound' 5XX: description: Server error content: application/json: schema: oneOf: - $ref: '#/components/schemas/ErrorWebrpcBadResponse' - $ref: '#/components/schemas/ErrorWebrpcServerPanic' - $ref: '#/components/schemas/ErrorWebrpcInternalError' security: - ApiKeyAuth: - AQAAAAAAAEGvyZiWA9FMslYeG_yayXaHnSI components: schemas: API_GetSwapPrices_Request: type: object properties: userAddress: type: string buyCurrencyAddress: type: string buyAmount: type: string chainId: type: number slippagePercentage: type: number API_GetSwapPrices_Response: type: object properties: swapPrices: type: array description: '[]SwapPrice' items: $ref: '#/components/schemas/SwapPrice' ErrorWebrpcEndpoint: type: object required: - error - code - msg - status properties: error: type: string example: WebrpcEndpoint code: type: number example: 0 msg: type: string example: endpoint error cause: type: string status: type: number example: 400 ErrorWebrpcRequestFailed: type: object required: - error - code - msg - status properties: error: type: string example: WebrpcRequestFailed code: type: number example: -1 msg: type: string example: request failed cause: type: string status: type: number example: 400 ErrorWebrpcBadRoute: type: object required: - error - code - msg - status properties: error: type: string example: WebrpcBadRoute code: type: number example: -2 msg: type: string example: bad route cause: type: string status: type: number example: 404 ErrorWebrpcBadMethod: type: object required: - error - code - msg - status properties: error: type: string example: WebrpcBadMethod code: type: number example: -3 msg: type: string example: bad method cause: type: string status: type: number example: 405 ErrorWebrpcBadRequest: type: object required: - error - code - msg - status properties: error: type: string example: WebrpcBadRequest code: type: number example: -4 msg: type: string example: bad request cause: type: string status: type: number example: 400 ErrorWebrpcClientDisconnected: type: object required: - error - code - msg - status properties: error: type: string example: WebrpcClientDisconnected code: type: number example: -8 msg: type: string example: client disconnected cause: type: string status: type: number example: 400 ErrorWebrpcStreamLost: type: object required: - error - code - msg - status properties: error: type: string example: WebrpcStreamLost code: type: number example: -9 msg: type: string example: stream lost cause: type: string status: type: number example: 400 ErrorUnauthorized: type: object required: - error - code - msg - status properties: error: type: string example: Unauthorized code: type: number example: 1000 msg: type: string example: Unauthorized access cause: type: string status: type: number example: 401 ErrorPermissionDenied: type: object required: - error - code - msg - status properties: error: type: string example: PermissionDenied code: type: number example: 1001 msg: type: string example: Permission denied cause: type: string status: type: number example: 403 ErrorSessionExpired: type: object required: - error - code - msg - status properties: error: type: string example: SessionExpired code: type: number example: 1002 msg: type: string example: Session expired cause: type: string status: type: number example: 403 ErrorAborted: type: object required: - error - code - msg - status properties: error: type: string example: Aborted code: type: number example: 1005 msg: type: string example: Request aborted cause: type: string status: type: number example: 400 ErrorGeoblocked: type: object required: - error - code - msg - status properties: error: type: string example: Geoblocked code: type: number example: 1006 msg: type: string example: Geoblocked region cause: type: string status: type: number example: 451 ErrorInvalidArgument: type: object required: - error - code - msg - status properties: error: type: string example: InvalidArgument code: type: number example: 2000 msg: type: string example: Invalid argument cause: type: string status: type: number example: 400 ErrorUnavailable: type: object required: - error - code - msg - status properties: error: type: string example: Unavailable code: type: number example: 2002 msg: type: string example: Unavailable resource cause: type: string status: type: number example: 400 ErrorQueryFailed: type: object required: - error - code - msg - status properties: error: type: string example: QueryFailed code: type: number example: 2003 msg: type: string example: Query failed cause: type: string status: type: number example: 400 ErrorNotFound: type: object required: - error - code - msg - status properties: error: type: string example: NotFound code: type: number example: 3000 msg: type: string example: Resource not found cause: type: string status: type: number example: 400 ErrorWebrpcBadResponse: type: object required: - error - code - msg - status properties: error: type: string example: WebrpcBadResponse code: type: number example: -5 msg: type: string example: bad response cause: type: string status: type: number example: 500 ErrorWebrpcServerPanic: type: object required: - error - code - msg - status properties: error: type: string example: WebrpcServerPanic code: type: number example: -6 msg: type: string example: server panic cause: type: string status: type: number example: 500 ErrorWebrpcInternalError: type: object required: - error - code - msg - status properties: error: type: string example: WebrpcInternalError code: type: number example: -7 msg: type: string example: internal error cause: type: string status: type: number example: 500 SwapPrice: type: object required: - currencyAddress - currencyBalance - price - maxPrice - transactionValue properties: currencyAddress: type: string currencyBalance: type: string price: type: string maxPrice: type: string transactionValue: type: string securitySchemes: ApiKeyAuth: type: apiKey in: header description: >- Public project access key for authenticating requests obtained on Sequence Builder. Example Test Key: AQAAAAAAAEGvyZiWA9FMslYeG_yayXaHnSI name: X-Access-Key ````