Chilkat Online Tools

Classic ASP / ShipEngine Walkthrough / Compare rates for a shipment

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<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
</head>
<body>
<%
' This example assumes the Chilkat API to have been previously unlocked.
' See Global Unlock Sample for sample code.

' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.Http")
set http = Server.CreateObject("Chilkat.Http")

' Use this online tool to generate code from sample JSON: Generate Code to Create JSON

' The following JSON is sent in the request body.

' {
'   "rate_options": {
'     "carrier_ids": [
'       "{{stamps_com}}",
'       "{{fedex}}",
'       "{{ups}}"
'     ],
'     "service_codes": [
'       "usps_priority_mail",
'       "fedex_ground",
'       "ups_ground"
'     ]
'   },
'   "shipment_id": "{{shipment_id}}"
' }

' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.JsonObject")
set json = Server.CreateObject("Chilkat.JsonObject")
success = json.UpdateString("rate_options.carrier_ids[0]","{{stamps_com}}")
success = json.UpdateString("rate_options.carrier_ids[1]","{{fedex}}")
success = json.UpdateString("rate_options.carrier_ids[2]","{{ups}}")
success = json.UpdateString("rate_options.service_codes[0]","usps_priority_mail")
success = json.UpdateString("rate_options.service_codes[1]","fedex_ground")
success = json.UpdateString("rate_options.service_codes[2]","ups_ground")
success = json.UpdateString("shipment_id","{{shipment_id}}")

http.SetRequestHeader "API-Key","{{API_KEY}}"
http.SetRequestHeader "Content-Type","application/json"

' resp is a Chilkat.HttpResponse
Set resp = http.PostJson3("https://api.shipengine.com/v1/rates","application/json",json)
If (http.LastMethodSuccess = 0) Then
    Response.Write "<pre>" & Server.HTMLEncode( http.LastErrorText) & "</pre>"
    Response.End
End If

' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.StringBuilder")
set sbResponseBody = Server.CreateObject("Chilkat.StringBuilder")
success = resp.GetBodySb(sbResponseBody)

' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.JsonObject")
set jResp = Server.CreateObject("Chilkat.JsonObject")
success = jResp.LoadSb(sbResponseBody)
jResp.EmitCompact = 0

Response.Write "<pre>" & Server.HTMLEncode( "Response Body:") & "</pre>"
Response.Write "<pre>" & Server.HTMLEncode( jResp.Emit()) & "</pre>"

respStatusCode = resp.StatusCode
Response.Write "<pre>" & Server.HTMLEncode( "Response Status Code = " & respStatusCode) & "</pre>"
If (respStatusCode >= 400) Then
    Response.Write "<pre>" & Server.HTMLEncode( "Response Header:") & "</pre>"
    Response.Write "<pre>" & Server.HTMLEncode( resp.Header) & "</pre>"
    Response.Write "<pre>" & Server.HTMLEncode( "Failed.") & "</pre>"

    Response.End
End If

' Sample JSON response:
' (Sample code for parsing the JSON response is shown below)

' {
'   "rate_response": {
'     "rates": [
'       {
'         "rate_id": "se-12444425",
'         "rate_type": "shipment",
'         "carrier_id": "se-121862",
'         "shipping_amount": {
'           "currency": "usd",
'           "amount": 65.58
'         },
'         "insurance_amount": {
'           "currency": "usd",
'           "amount": 0
'         },
'         "confirmation_amount": {
'           "currency": "usd",
'           "amount": 0
'         },
'         "other_amount": {
'           "currency": "usd",
'           "amount": 0
'         },
'         "zone": null,
'         "package_type": null,
'         "delivery_days": 4,
'         "guaranteed_service": true,
'         "estimated_delivery_date": "2019-09-23T23:00:00Z",
'         "carrier_delivery_days": "Monday 9/23 by 11:00 PM",
'         "ship_date": "2019-09-17T00:00:00Z",
'         "negotiated_rate": false,
'         "service_type": "UPSĀ® Ground",
'         "service_code": "ups_ground",
'         "trackable": true,
'         "carrier_code": "ups",
'         "carrier_nickname": "ShipEngine Test Account - UPS",
'         "carrier_friendly_name": "UPS",
'         "validation_status": "valid",
'         "warning_messages": [
'         ],
'         "error_messages": [
'         ]
'       },
'       {
'         "rate_id": "se-12444426",
'         "rate_type": "shipment",
'         "carrier_id": "se-121861",
'         "shipping_amount": {
'           "currency": "usd",
'           "amount": 98.14
'         },
'         "insurance_amount": {
'           "currency": "usd",
'           "amount": 0
'         },
'         "confirmation_amount": {
'           "currency": "usd",
'           "amount": 0
'         },
'         "other_amount": {
'           "currency": "usd",
'           "amount": 0
'         },
'         "zone": 7,
'         "package_type": "package",
'         "delivery_days": 2,
'         "guaranteed_service": false,
'         "estimated_delivery_date": "2019-09-19T00:00:00Z",
'         "carrier_delivery_days": "2",
'         "ship_date": "2019-09-17T00:00:00Z",
'         "negotiated_rate": false,
'         "service_type": "USPS Priority Mail",
'         "service_code": "usps_priority_mail",
'         "trackable": true,
'         "carrier_code": "stamps_com",
'         "carrier_nickname": "ShipEngine Test Account - Stamps.com",
'         "carrier_friendly_name": "Stamps.com",
'         "validation_status": "valid",
'         "warning_messages": [
'         ],
'         "error_messages": [
'         ]
'       },
'       {
'         "rate_id": "se-12444427",
'         "rate_type": "shipment",
'         "carrier_id": "se-121861",
'         "shipping_amount": {
'           "currency": "usd",
'           "amount": 12.72
'         },
'         "insurance_amount": {
'           "currency": "usd",
'           "amount": 0
'         },
'         "confirmation_amount": {
'           "currency": "usd",
'           "amount": 0
'         },
'         "other_amount": {
'           "currency": "usd",
'           "amount": 0
'         },
'         "zone": 7,
'         "package_type": "medium_flat_rate_box",
'         "delivery_days": 2,
'         "guaranteed_service": false,
'         "estimated_delivery_date": "2019-09-19T00:00:00Z",
'         "carrier_delivery_days": "2",
'         "ship_date": "2019-09-17T00:00:00Z",
'         "negotiated_rate": false,
'         "service_type": "USPS Priority Mail",
'         "service_code": "usps_priority_mail",
'         "trackable": true,
'         "carrier_code": "stamps_com",
'         "carrier_nickname": "ShipEngine Test Account - Stamps.com",
'         "carrier_friendly_name": "Stamps.com",
'         "validation_status": "valid",
'         "warning_messages": [
'         ],
'         "error_messages": [
'         ]
'       },
'       {
'         "rate_id": "se-12444428",
'         "rate_type": "shipment",
'         "carrier_id": "se-121861",
'         "shipping_amount": {
'           "currency": "usd",
'           "amount": 6.98
'         },
'         "insurance_amount": {
'           "currency": "usd",
'           "amount": 0
'         },
'         "confirmation_amount": {
'           "currency": "usd",
'           "amount": 0
'         },
'         "other_amount": {
'           "currency": "usd",
'           "amount": 0
'         },
'         "zone": 7,
'         "package_type": "small_flat_rate_box",
'         "delivery_days": 2,
'         "guaranteed_service": false,
'         "estimated_delivery_date": "2019-09-19T00:00:00Z",
'         "carrier_delivery_days": "2",
'         "ship_date": "2019-09-17T00:00:00Z",
'         "negotiated_rate": false,
'         "service_type": "USPS Priority Mail",
'         "service_code": "usps_priority_mail",
'         "trackable": true,
'         "carrier_code": "stamps_com",
'         "carrier_nickname": "ShipEngine Test Account - Stamps.com",
'         "carrier_friendly_name": "Stamps.com",
'         "validation_status": "valid",
'         "warning_messages": [
'         ],
'         "error_messages": [
'         ]
'       },
'       {
'         "rate_id": "se-12444429",
'         "rate_type": "shipment",
'         "carrier_id": "se-121861",
'         "shipping_amount": {
'           "currency": "usd",
'           "amount": 17.47
'         },
'         "insurance_amount": {
'           "currency": "usd",
'           "amount": 0
'         },
'         "confirmation_amount": {
'           "currency": "usd",
'           "amount": 0
'         },
'         "other_amount": {
'           "currency": "usd",
'           "amount": 0
'         },
'         "zone": 7,
'         "package_type": "large_flat_rate_box",
'         "delivery_days": 2,
'         "guaranteed_service": false,
'         "estimated_delivery_date": "2019-09-19T00:00:00Z",
'         "carrier_delivery_days": "2",
'         "ship_date": "2019-09-17T00:00:00Z",
'         "negotiated_rate": false,
'         "service_type": "USPS Priority Mail",
'         "service_code": "usps_priority_mail",
'         "trackable": true,
'         "carrier_code": "stamps_com",
'         "carrier_nickname": "ShipEngine Test Account - Stamps.com",
'         "carrier_friendly_name": "Stamps.com",
'         "validation_status": "valid",
'         "warning_messages": [
'         ],
'         "error_messages": [
'         ]
'       },
'       {
'         "rate_id": "se-12444430",
'         "rate_type": "shipment",
'         "carrier_id": "se-121861",
'         "shipping_amount": {
'           "currency": "usd",
'           "amount": 6.48
'         },
'         "insurance_amount": {
'           "currency": "usd",
'           "amount": 0
'         },
'         "confirmation_amount": {
'           "currency": "usd",
'           "amount": 0
'         },
'         "other_amount": {
'           "currency": "usd",
'           "amount": 0
'         },
'         "zone": 7,
'         "package_type": "flat_rate_envelope",
'         "delivery_days": 2,
'         "guaranteed_service": false,
'         "estimated_delivery_date": "2019-09-19T00:00:00Z",
'         "carrier_delivery_days": "2",
'         "ship_date": "2019-09-17T00:00:00Z",
'         "negotiated_rate": false,
'         "service_type": "USPS Priority Mail",
'         "service_code": "usps_priority_mail",
'         "trackable": true,
'         "carrier_code": "stamps_com",
'         "carrier_nickname": "ShipEngine Test Account - Stamps.com",
'         "carrier_friendly_name": "Stamps.com",
'         "validation_status": "has_warnings",
'         "warning_messages": [
'           "Heads up! You've included custom dimensions for a package type with a standardized size. For more accurate rates, consider removing the dimensions for this shipment."
'         ],
'         "error_messages": [
'         ]
'       },
'       {
'         "rate_id": "se-12444431",
'         "rate_type": "shipment",
'         "carrier_id": "se-121861",
'         "shipping_amount": {
'           "currency": "usd",
'           "amount": 7.03
'         },
'         "insurance_amount": {
'           "currency": "usd",
'           "amount": 0
'         },
'         "confirmation_amount": {
'           "currency": "usd",
'           "amount": 0
'         },
'         "other_amount": {
'           "currency": "usd",
'           "amount": 0
'         },
'         "zone": 7,
'         "package_type": "flat_rate_padded_envelope",
'         "delivery_days": 2,
'         "guaranteed_service": false,
'         "estimated_delivery_date": "2019-09-19T00:00:00Z",
'         "carrier_delivery_days": "2",
'         "ship_date": "2019-09-17T00:00:00Z",
'         "negotiated_rate": false,
'         "service_type": "USPS Priority Mail",
'         "service_code": "usps_priority_mail",
'         "trackable": true,
'         "carrier_code": "stamps_com",
'         "carrier_nickname": "ShipEngine Test Account - Stamps.com",
'         "carrier_friendly_name": "Stamps.com",
'         "validation_status": "valid",
'         "warning_messages": [
'         ],
'         "error_messages": [
'         ]
'       },
'       {
'         "rate_id": "se-12444432",
'         "rate_type": "shipment",
'         "carrier_id": "se-121861",
'         "shipping_amount": {
'           "currency": "usd",
'           "amount": 6.78
'         },
'         "insurance_amount": {
'           "currency": "usd",
'           "amount": 0
'         },
'         "confirmation_amount": {
'           "currency": "usd",
'           "amount": 0
'         },
'         "other_amount": {
'           "currency": "usd",
'           "amount": 0
'         },
'         "zone": 7,
'         "package_type": "flat_rate_legal_envelope",
'         "delivery_days": 2,
'         "guaranteed_service": false,
'         "estimated_delivery_date": "2019-09-19T00:00:00Z",
'         "carrier_delivery_days": "2",
'         "ship_date": "2019-09-17T00:00:00Z",
'         "negotiated_rate": false,
'         "service_type": "USPS Priority Mail",
'         "service_code": "usps_priority_mail",
'         "trackable": true,
'         "carrier_code": "stamps_com",
'         "carrier_nickname": "ShipEngine Test Account - Stamps.com",
'         "carrier_friendly_name": "Stamps.com",
'         "validation_status": "valid",
'         "warning_messages": [
'         ],
'         "error_messages": [
'         ]
'       },
'       {
'         "rate_id": "se-12444433",
'         "rate_type": "shipment",
'         "carrier_id": "se-121863",
'         "shipping_amount": {
'           "currency": "usd",
'           "amount": 58.37
'         },
'         "insurance_amount": {
'           "currency": "usd",
'           "amount": 0
'         },
'         "confirmation_amount": {
'           "currency": "usd",
'           "amount": 0
'         },
'         "other_amount": {
'           "currency": "usd",
'           "amount": 4.09
'         },
'         "zone": null,
'         "package_type": null,
'         "delivery_days": 3,
'         "guaranteed_service": false,
'         "estimated_delivery_date": "2019-09-20T00:00:00Z",
'         "carrier_delivery_days": "3",
'         "ship_date": "2019-09-17T00:00:00Z",
'         "negotiated_rate": false,
'         "service_type": "FedEx GroundĀ®",
'         "service_code": "fedex_ground",
'         "trackable": true,
'         "carrier_code": "fedex",
'         "carrier_nickname": "ShipEngine Test Account - FedEx",
'         "carrier_friendly_name": "FedEx",
'         "validation_status": "valid",
'         "warning_messages": [
'         ],
'         "error_messages": [
'         ]
'       }
'     ],
'     "invalid_rates": [
'     ],
'     "rate_request_id": "se-1426242",
'     "shipment_id": "se-4134271",
'     "created_at": "2019-09-17T18:33:10.7692662Z",
'     "status": "completed",
'     "errors": [
'     ]
'   },
'   "shipment_id": "se-4134271",
'   "carrier_id": null,
'   "service_code": null,
'   "external_shipment_id": null,
'   "ship_date": "2019-09-17T00:00:00Z",
'   "created_at": "2019-09-17T18:31:35.03Z",
'   "modified_at": "2019-09-17T18:31:35.03Z",
'   "shipment_status": "pending",
'   "ship_to": {
'     "name": "Amanda Miller",
'     "phone": null,
'     "company_name": null,
'     "address_line1": "525 S WINCHESTER BLVD",
'     "address_line2": "",
'     "address_line3": null,
'     "city_locality": "SAN JOSE",
'     "state_province": "CA",
'     "postal_code": "95128-2537",
'     "country_code": "US",
'     "address_residential_indicator": "no"
'   },
'   "ship_from": {
'     "name": "John Doe",
'     "phone": "512-555-5555",
'     "company_name": null,
'     "address_line1": "4009 Marathon Blvd",
'     "address_line2": null,
'     "address_line3": null,
'     "city_locality": "Austin",
'     "state_province": "TX",
'     "postal_code": "78756",
'     "country_code": "US",
'     "address_residential_indicator": "unknown"
'   },
'   "warehouse_id": null,
'   "return_to": {
'     "name": "John Doe",
'     "phone": "512-555-5555",
'     "company_name": null,
'     "address_line1": "4009 Marathon Blvd",
'     "address_line2": null,
'     "address_line3": null,
'     "city_locality": "Austin",
'     "state_province": "TX",
'     "postal_code": "78756",
'     "country_code": "US",
'     "address_residential_indicator": "unknown"
'   },
'   "confirmation": "none",
'   "customs": null,
'   "external_order_id": null,
'   "order_source_code": null,
'   "advanced_options": {
'     "bill_to_account": null,
'     "bill_to_country_code": null,
'     "bill_to_party": null,
'     "bill_to_postal_code": null,
'     "contains_alcohol": false,
'     "delivered_duty_paid": false,
'     "non_machinable": false,
'     "saturday_delivery": false,
'     "dry_ice": false,
'     "dry_ice_weight": null,
'     "freight_class": null,
'     "custom_field1": null,
'     "custom_field2": null,
'     "custom_field3": null
'   },
'   "insurance_provider": "none",
'   "tags": [
'   ],
'   "packages": [
'     {
'       "package_code": "package",
'       "weight": {
'         "value": 17,
'         "unit": "pound"
'       },
'       "dimensions": {
'         "unit": "inch",
'         "length": 36,
'         "width": 12,
'         "height": 24
'       },
'       "insured_value": {
'         "currency": "usd",
'         "amount": 0
'       },
'       "label_messages": {
'         "reference1": null,
'         "reference2": null,
'         "reference3": null
'       },
'       "external_package_id": null
'     }
'   ],
'   "total_weight": {
'     "value": 17,
'     "unit": "pound"
'   },
'   "items": [
'   ]
' }

' Sample code for parsing the JSON response...
' Use this online tool to generate parsing code from sample JSON: Generate JSON Parsing Code

Rate_request_id = jResp.StringOf("rate_response.rate_request_id")
Shipment_id = jResp.StringOf("rate_response.shipment_id")
Created_at = jResp.StringOf("rate_response.created_at")
Status = jResp.StringOf("rate_response.status")
shipment_id = jResp.StringOf("shipment_id")
carrier_id = jResp.StringOf("carrier_id")
service_code = jResp.StringOf("service_code")
external_shipment_id = jResp.StringOf("external_shipment_id")
ship_date = jResp.StringOf("ship_date")
created_at = jResp.StringOf("created_at")
modified_at = jResp.StringOf("modified_at")
shipment_status = jResp.StringOf("shipment_status")
Name = jResp.StringOf("ship_to.name")
Phone = jResp.StringOf("ship_to.phone")
Company_name = jResp.StringOf("ship_to.company_name")
Address_line1 = jResp.StringOf("ship_to.address_line1")
Address_line2 = jResp.StringOf("ship_to.address_line2")
Address_line3 = jResp.StringOf("ship_to.address_line3")
City_locality = jResp.StringOf("ship_to.city_locality")
State_province = jResp.StringOf("ship_to.state_province")
Postal_code = jResp.StringOf("ship_to.postal_code")
Country_code = jResp.StringOf("ship_to.country_code")
Address_residential_indicator = jResp.StringOf("ship_to.address_residential_indicator")
ship_fromName = jResp.StringOf("ship_from.name")
ship_fromPhone = jResp.StringOf("ship_from.phone")
ship_fromCompany_name = jResp.StringOf("ship_from.company_name")
ship_fromAddress_line1 = jResp.StringOf("ship_from.address_line1")
ship_fromAddress_line2 = jResp.StringOf("ship_from.address_line2")
ship_fromAddress_line3 = jResp.StringOf("ship_from.address_line3")
ship_fromCity_locality = jResp.StringOf("ship_from.city_locality")
ship_fromState_province = jResp.StringOf("ship_from.state_province")
ship_fromPostal_code = jResp.StringOf("ship_from.postal_code")
ship_fromCountry_code = jResp.StringOf("ship_from.country_code")
ship_fromAddress_residential_indicator = jResp.StringOf("ship_from.address_residential_indicator")
warehouse_id = jResp.StringOf("warehouse_id")
return_toName = jResp.StringOf("return_to.name")
return_toPhone = jResp.StringOf("return_to.phone")
return_toCompany_name = jResp.StringOf("return_to.company_name")
return_toAddress_line1 = jResp.StringOf("return_to.address_line1")
return_toAddress_line2 = jResp.StringOf("return_to.address_line2")
return_toAddress_line3 = jResp.StringOf("return_to.address_line3")
return_toCity_locality = jResp.StringOf("return_to.city_locality")
return_toState_province = jResp.StringOf("return_to.state_province")
return_toPostal_code = jResp.StringOf("return_to.postal_code")
return_toCountry_code = jResp.StringOf("return_to.country_code")
return_toAddress_residential_indicator = jResp.StringOf("return_to.address_residential_indicator")
confirmation = jResp.StringOf("confirmation")
customs = jResp.StringOf("customs")
external_order_id = jResp.StringOf("external_order_id")
order_source_code = jResp.StringOf("order_source_code")
Bill_to_account = jResp.StringOf("advanced_options.bill_to_account")
Bill_to_country_code = jResp.StringOf("advanced_options.bill_to_country_code")
Bill_to_party = jResp.StringOf("advanced_options.bill_to_party")
Bill_to_postal_code = jResp.StringOf("advanced_options.bill_to_postal_code")
Contains_alcohol = jResp.BoolOf("advanced_options.contains_alcohol")
Delivered_duty_paid = jResp.BoolOf("advanced_options.delivered_duty_paid")
Non_machinable = jResp.BoolOf("advanced_options.non_machinable")
Saturday_delivery = jResp.BoolOf("advanced_options.saturday_delivery")
Dry_ice = jResp.BoolOf("advanced_options.dry_ice")
Dry_ice_weight = jResp.StringOf("advanced_options.dry_ice_weight")
Freight_class = jResp.StringOf("advanced_options.freight_class")
Custom_field1 = jResp.StringOf("advanced_options.custom_field1")
Custom_field2 = jResp.StringOf("advanced_options.custom_field2")
Custom_field3 = jResp.StringOf("advanced_options.custom_field3")
insurance_provider = jResp.StringOf("insurance_provider")
Value = jResp.IntOf("total_weight.value")
Unit = jResp.StringOf("total_weight.unit")
i = 0
count_i = jResp.SizeOfArray("rate_response.rates")
Do While i < count_i
    jResp.I = i
    rate_id = jResp.StringOf("rate_response.rates[i].rate_id")
    rate_type = jResp.StringOf("rate_response.rates[i].rate_type")
    carrier_id = jResp.StringOf("rate_response.rates[i].carrier_id")
    v_Currency = jResp.StringOf("rate_response.rates[i].shipping_amount.currency")
    Amount = jResp.StringOf("rate_response.rates[i].shipping_amount.amount")
    insurance_amountCurrency = jResp.StringOf("rate_response.rates[i].insurance_amount.currency")
    insurance_amountAmount = jResp.IntOf("rate_response.rates[i].insurance_amount.amount")
    confirmation_amountCurrency = jResp.StringOf("rate_response.rates[i].confirmation_amount.currency")
    confirmation_amountAmount = jResp.IntOf("rate_response.rates[i].confirmation_amount.amount")
    other_amountCurrency = jResp.StringOf("rate_response.rates[i].other_amount.currency")
    other_amountAmount = jResp.IntOf("rate_response.rates[i].other_amount.amount")
    zone = jResp.StringOf("rate_response.rates[i].zone")
    package_type = jResp.StringOf("rate_response.rates[i].package_type")
    delivery_days = jResp.IntOf("rate_response.rates[i].delivery_days")
    guaranteed_service = jResp.BoolOf("rate_response.rates[i].guaranteed_service")
    estimated_delivery_date = jResp.StringOf("rate_response.rates[i].estimated_delivery_date")
    carrier_delivery_days = jResp.StringOf("rate_response.rates[i].carrier_delivery_days")
    ship_date = jResp.StringOf("rate_response.rates[i].ship_date")
    negotiated_rate = jResp.BoolOf("rate_response.rates[i].negotiated_rate")
    service_type = jResp.StringOf("rate_response.rates[i].service_type")
    service_code = jResp.StringOf("rate_response.rates[i].service_code")
    trackable = jResp.BoolOf("rate_response.rates[i].trackable")
    carrier_code = jResp.StringOf("rate_response.rates[i].carrier_code")
    carrier_nickname = jResp.StringOf("rate_response.rates[i].carrier_nickname")
    carrier_friendly_name = jResp.StringOf("rate_response.rates[i].carrier_friendly_name")
    validation_status = jResp.StringOf("rate_response.rates[i].validation_status")
    j = 0
    count_j = jResp.SizeOfArray("rate_response.rates[i].warning_messages")
    Do While j < count_j
        jResp.J = j
        strVal = jResp.StringOf("rate_response.rates[i].warning_messages[j]")
        j = j + 1
    Loop
    j = 0
    count_j = jResp.SizeOfArray("rate_response.rates[i].error_messages")
    Do While j < count_j
        jResp.J = j
        j = j + 1
    Loop
    i = i + 1
Loop
i = 0
count_i = jResp.SizeOfArray("rate_response.invalid_rates")
Do While i < count_i
    jResp.I = i
    i = i + 1
Loop
i = 0
count_i = jResp.SizeOfArray("rate_response.errors")
Do While i < count_i
    jResp.I = i
    i = i + 1
Loop
i = 0
count_i = jResp.SizeOfArray("tags")
Do While i < count_i
    jResp.I = i
    i = i + 1
Loop
i = 0
count_i = jResp.SizeOfArray("packages")
Do While i < count_i
    jResp.I = i
    package_code = jResp.StringOf("packages[i].package_code")
    weightValue = jResp.IntOf("packages[i].weight.value")
    weightUnit = jResp.StringOf("packages[i].weight.unit")
    dimensionsUnit = jResp.StringOf("packages[i].dimensions.unit")
    Length = jResp.IntOf("packages[i].dimensions.length")
    Width = jResp.IntOf("packages[i].dimensions.width")
    Height = jResp.IntOf("packages[i].dimensions.height")
    insured_valueCurrency = jResp.StringOf("packages[i].insured_value.currency")
    insured_valueAmount = jResp.IntOf("packages[i].insured_value.amount")
    Reference1 = jResp.StringOf("packages[i].label_messages.reference1")
    Reference2 = jResp.StringOf("packages[i].label_messages.reference2")
    Reference3 = jResp.StringOf("packages[i].label_messages.reference3")
    external_package_id = jResp.StringOf("packages[i].external_package_id")
    i = i + 1
Loop
i = 0
count_i = jResp.SizeOfArray("items")
Do While i < count_i
    jResp.I = i
    i = i + 1
Loop

%>
</body>
</html>

Curl Command

curl -X POST
	-H "API-Key: {{API_KEY}}"
	-H "Content-Type: application/json"
	-d '{
	"rate_options": {
		"carrier_ids": [
			"{{stamps_com}}",
			"{{fedex}}",
			"{{ups}}"
		],
		"service_codes": [
			"usps_priority_mail",
			"fedex_ground",
			"ups_ground"
		]
	},
	"shipment_id": "{{shipment_id}}"
}'
https://api.shipengine.com/v1/rates

Postman Collection Item JSON

{
  "name": "Compare rates for a shipment",
  "event": [
    {
      "listen": "test",
      "script": {
        "exec": [
          "let response = pm.response.json();",
          "",
          "if (response.rate_response.rates.length > 0) {",
          "    pm.collectionVariables.set(\"rate_id\", response.rate_response.rates[0].rate_id);",
          "}"
        ],
        "type": "text/javascript"
      }
    }
  ],
  "request": {
    "method": "POST",
    "header": [
      {
        "key": "Content-Type",
        "name": "Content-Type",
        "type": "text",
        "value": "application/json"
      }
    ],
    "body": {
      "mode": "raw",
      "raw": "{\n\t\"rate_options\": {\n\t\t\"carrier_ids\": [\n\t\t\t\"{{stamps_com}}\",\n\t\t\t\"{{fedex}}\",\n\t\t\t\"{{ups}}\"\n\t\t],\n\t\t\"service_codes\": [\n\t\t\t\"usps_priority_mail\",\n\t\t\t\"fedex_ground\",\n\t\t\t\"ups_ground\"\n\t\t]\n\t},\n\t\"shipment_id\": \"{{shipment_id}}\"\n}"
    },
    "url": {
      "raw": "https://api.shipengine.com/v1/rates",
      "protocol": "https",
      "host": [
        "api",
        "shipengine",
        "com"
      ],
      "path": [
        "v1",
        "rates"
      ]
    },
    "description": "If you've already created a shipment in ShipEngine, then you can easily compare rates using the `shipment_id`."
  },
  "response": [
    {
      "name": "Compare rates for a shipment",
      "originalRequest": {
        "method": "POST",
        "header": [
          {
            "key": "Content-Type",
            "name": "Content-Type",
            "type": "text",
            "value": "application/json"
          }
        ],
        "body": {
          "mode": "raw",
          "raw": "{\n\t\"rate_options\": {\n\t\t\"carrier_ids\": [\n\t\t\t\"{{stamps_com}}\",\n\t\t\t\"{{fedex}}\",\n\t\t\t\"{{ups}}\"\n\t\t],\n\t\t\"service_codes\": [\n\t\t\t\"usps_priority_mail\",\n\t\t\t\"fedex_ground\",\n\t\t\t\"ups_ground\"\n\t\t]\n\t},\n\t\"shipment_id\": \"{{shipment_id}}\"\n}",
          "options": {
            "raw": {
              "language": "json"
            }
          }
        },
        "url": {
          "raw": "https://api.shipengine.com/v1/rates",
          "protocol": "https",
          "host": [
            "api",
            "shipengine",
            "com"
          ],
          "path": [
            "v1",
            "rates"
          ]
        }
      },
      "status": "OK",
      "code": 200,
      "_postman_previewlanguage": "json",
      "header": [
        {
          "key": "Date",
          "value": "Tue, 17 Sep 2019 18:33:10 GMT"
        },
        {
          "key": "Content-Type",
          "value": "application/json; charset=utf-8"
        },
        {
          "key": "Content-Length",
          "value": "13899"
        },
        {
          "key": "Connection",
          "value": "keep-alive"
        },
        {
          "key": "Access-Control-Allow-Origin",
          "value": "https://www.shipengine.com"
        },
        {
          "key": "Vary",
          "value": "Origin"
        },
        {
          "key": "x-shipengine-requestid",
          "value": "5824483d-bb0d-4dfd-bb6c-86f657a87119"
        }
      ],
      "cookie": [
      ],
      "body": "{\n    \"rate_response\": {\n        \"rates\": [\n            {\n                \"rate_id\": \"se-12444425\",\n                \"rate_type\": \"shipment\",\n                \"carrier_id\": \"se-121862\",\n                \"shipping_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 65.58\n                },\n                \"insurance_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 0\n                },\n                \"confirmation_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 0\n                },\n                \"other_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 0\n                },\n                \"zone\": null,\n                \"package_type\": null,\n                \"delivery_days\": 4,\n                \"guaranteed_service\": true,\n                \"estimated_delivery_date\": \"2019-09-23T23:00:00Z\",\n                \"carrier_delivery_days\": \"Monday 9/23 by 11:00 PM\",\n                \"ship_date\": \"2019-09-17T00:00:00Z\",\n                \"negotiated_rate\": false,\n                \"service_type\": \"UPS® Ground\",\n                \"service_code\": \"ups_ground\",\n                \"trackable\": true,\n                \"carrier_code\": \"ups\",\n                \"carrier_nickname\": \"ShipEngine Test Account - UPS\",\n                \"carrier_friendly_name\": \"UPS\",\n                \"validation_status\": \"valid\",\n                \"warning_messages\": [],\n                \"error_messages\": []\n            },\n            {\n                \"rate_id\": \"se-12444426\",\n                \"rate_type\": \"shipment\",\n                \"carrier_id\": \"se-121861\",\n                \"shipping_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 98.14\n                },\n                \"insurance_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 0\n                },\n                \"confirmation_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 0\n                },\n                \"other_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 0\n                },\n                \"zone\": 7,\n                \"package_type\": \"package\",\n                \"delivery_days\": 2,\n                \"guaranteed_service\": false,\n                \"estimated_delivery_date\": \"2019-09-19T00:00:00Z\",\n                \"carrier_delivery_days\": \"2\",\n                \"ship_date\": \"2019-09-17T00:00:00Z\",\n                \"negotiated_rate\": false,\n                \"service_type\": \"USPS Priority Mail\",\n                \"service_code\": \"usps_priority_mail\",\n                \"trackable\": true,\n                \"carrier_code\": \"stamps_com\",\n                \"carrier_nickname\": \"ShipEngine Test Account - Stamps.com\",\n                \"carrier_friendly_name\": \"Stamps.com\",\n                \"validation_status\": \"valid\",\n                \"warning_messages\": [],\n                \"error_messages\": []\n            },\n            {\n                \"rate_id\": \"se-12444427\",\n                \"rate_type\": \"shipment\",\n                \"carrier_id\": \"se-121861\",\n                \"shipping_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 12.72\n                },\n                \"insurance_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 0\n                },\n                \"confirmation_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 0\n                },\n                \"other_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 0\n                },\n                \"zone\": 7,\n                \"package_type\": \"medium_flat_rate_box\",\n                \"delivery_days\": 2,\n                \"guaranteed_service\": false,\n                \"estimated_delivery_date\": \"2019-09-19T00:00:00Z\",\n                \"carrier_delivery_days\": \"2\",\n                \"ship_date\": \"2019-09-17T00:00:00Z\",\n                \"negotiated_rate\": false,\n                \"service_type\": \"USPS Priority Mail\",\n                \"service_code\": \"usps_priority_mail\",\n                \"trackable\": true,\n                \"carrier_code\": \"stamps_com\",\n                \"carrier_nickname\": \"ShipEngine Test Account - Stamps.com\",\n                \"carrier_friendly_name\": \"Stamps.com\",\n                \"validation_status\": \"valid\",\n                \"warning_messages\": [],\n                \"error_messages\": []\n            },\n            {\n                \"rate_id\": \"se-12444428\",\n                \"rate_type\": \"shipment\",\n                \"carrier_id\": \"se-121861\",\n                \"shipping_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 6.98\n                },\n                \"insurance_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 0\n                },\n                \"confirmation_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 0\n                },\n                \"other_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 0\n                },\n                \"zone\": 7,\n                \"package_type\": \"small_flat_rate_box\",\n                \"delivery_days\": 2,\n                \"guaranteed_service\": false,\n                \"estimated_delivery_date\": \"2019-09-19T00:00:00Z\",\n                \"carrier_delivery_days\": \"2\",\n                \"ship_date\": \"2019-09-17T00:00:00Z\",\n                \"negotiated_rate\": false,\n                \"service_type\": \"USPS Priority Mail\",\n                \"service_code\": \"usps_priority_mail\",\n                \"trackable\": true,\n                \"carrier_code\": \"stamps_com\",\n                \"carrier_nickname\": \"ShipEngine Test Account - Stamps.com\",\n                \"carrier_friendly_name\": \"Stamps.com\",\n                \"validation_status\": \"valid\",\n                \"warning_messages\": [],\n                \"error_messages\": []\n            },\n            {\n                \"rate_id\": \"se-12444429\",\n                \"rate_type\": \"shipment\",\n                \"carrier_id\": \"se-121861\",\n                \"shipping_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 17.47\n                },\n                \"insurance_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 0\n                },\n                \"confirmation_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 0\n                },\n                \"other_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 0\n                },\n                \"zone\": 7,\n                \"package_type\": \"large_flat_rate_box\",\n                \"delivery_days\": 2,\n                \"guaranteed_service\": false,\n                \"estimated_delivery_date\": \"2019-09-19T00:00:00Z\",\n                \"carrier_delivery_days\": \"2\",\n                \"ship_date\": \"2019-09-17T00:00:00Z\",\n                \"negotiated_rate\": false,\n                \"service_type\": \"USPS Priority Mail\",\n                \"service_code\": \"usps_priority_mail\",\n                \"trackable\": true,\n                \"carrier_code\": \"stamps_com\",\n                \"carrier_nickname\": \"ShipEngine Test Account - Stamps.com\",\n                \"carrier_friendly_name\": \"Stamps.com\",\n                \"validation_status\": \"valid\",\n                \"warning_messages\": [],\n                \"error_messages\": []\n            },\n            {\n                \"rate_id\": \"se-12444430\",\n                \"rate_type\": \"shipment\",\n                \"carrier_id\": \"se-121861\",\n                \"shipping_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 6.48\n                },\n                \"insurance_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 0\n                },\n                \"confirmation_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 0\n                },\n                \"other_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 0\n                },\n                \"zone\": 7,\n                \"package_type\": \"flat_rate_envelope\",\n                \"delivery_days\": 2,\n                \"guaranteed_service\": false,\n                \"estimated_delivery_date\": \"2019-09-19T00:00:00Z\",\n                \"carrier_delivery_days\": \"2\",\n                \"ship_date\": \"2019-09-17T00:00:00Z\",\n                \"negotiated_rate\": false,\n                \"service_type\": \"USPS Priority Mail\",\n                \"service_code\": \"usps_priority_mail\",\n                \"trackable\": true,\n                \"carrier_code\": \"stamps_com\",\n                \"carrier_nickname\": \"ShipEngine Test Account - Stamps.com\",\n                \"carrier_friendly_name\": \"Stamps.com\",\n                \"validation_status\": \"has_warnings\",\n                \"warning_messages\": [\n                    \"Heads up! You've included custom dimensions for a package type with a standardized size. For more accurate rates, consider removing the dimensions for this shipment.\"\n                ],\n                \"error_messages\": []\n            },\n            {\n                \"rate_id\": \"se-12444431\",\n                \"rate_type\": \"shipment\",\n                \"carrier_id\": \"se-121861\",\n                \"shipping_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 7.03\n                },\n                \"insurance_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 0\n                },\n                \"confirmation_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 0\n                },\n                \"other_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 0\n                },\n                \"zone\": 7,\n                \"package_type\": \"flat_rate_padded_envelope\",\n                \"delivery_days\": 2,\n                \"guaranteed_service\": false,\n                \"estimated_delivery_date\": \"2019-09-19T00:00:00Z\",\n                \"carrier_delivery_days\": \"2\",\n                \"ship_date\": \"2019-09-17T00:00:00Z\",\n                \"negotiated_rate\": false,\n                \"service_type\": \"USPS Priority Mail\",\n                \"service_code\": \"usps_priority_mail\",\n                \"trackable\": true,\n                \"carrier_code\": \"stamps_com\",\n                \"carrier_nickname\": \"ShipEngine Test Account - Stamps.com\",\n                \"carrier_friendly_name\": \"Stamps.com\",\n                \"validation_status\": \"valid\",\n                \"warning_messages\": [],\n                \"error_messages\": []\n            },\n            {\n                \"rate_id\": \"se-12444432\",\n                \"rate_type\": \"shipment\",\n                \"carrier_id\": \"se-121861\",\n                \"shipping_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 6.78\n                },\n                \"insurance_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 0\n                },\n                \"confirmation_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 0\n                },\n                \"other_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 0\n                },\n                \"zone\": 7,\n                \"package_type\": \"flat_rate_legal_envelope\",\n                \"delivery_days\": 2,\n                \"guaranteed_service\": false,\n                \"estimated_delivery_date\": \"2019-09-19T00:00:00Z\",\n                \"carrier_delivery_days\": \"2\",\n                \"ship_date\": \"2019-09-17T00:00:00Z\",\n                \"negotiated_rate\": false,\n                \"service_type\": \"USPS Priority Mail\",\n                \"service_code\": \"usps_priority_mail\",\n                \"trackable\": true,\n                \"carrier_code\": \"stamps_com\",\n                \"carrier_nickname\": \"ShipEngine Test Account - Stamps.com\",\n                \"carrier_friendly_name\": \"Stamps.com\",\n                \"validation_status\": \"valid\",\n                \"warning_messages\": [],\n                \"error_messages\": []\n            },\n            {\n                \"rate_id\": \"se-12444433\",\n                \"rate_type\": \"shipment\",\n                \"carrier_id\": \"se-121863\",\n                \"shipping_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 58.37\n                },\n                \"insurance_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 0\n                },\n                \"confirmation_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 0\n                },\n                \"other_amount\": {\n                    \"currency\": \"usd\",\n                    \"amount\": 4.09\n                },\n                \"zone\": null,\n                \"package_type\": null,\n                \"delivery_days\": 3,\n                \"guaranteed_service\": false,\n                \"estimated_delivery_date\": \"2019-09-20T00:00:00Z\",\n                \"carrier_delivery_days\": \"3\",\n                \"ship_date\": \"2019-09-17T00:00:00Z\",\n                \"negotiated_rate\": false,\n                \"service_type\": \"FedEx Ground®\",\n                \"service_code\": \"fedex_ground\",\n                \"trackable\": true,\n                \"carrier_code\": \"fedex\",\n                \"carrier_nickname\": \"ShipEngine Test Account - FedEx\",\n                \"carrier_friendly_name\": \"FedEx\",\n                \"validation_status\": \"valid\",\n                \"warning_messages\": [],\n                \"error_messages\": []\n            }\n        ],\n        \"invalid_rates\": [],\n        \"rate_request_id\": \"se-1426242\",\n        \"shipment_id\": \"se-4134271\",\n        \"created_at\": \"2019-09-17T18:33:10.7692662Z\",\n        \"status\": \"completed\",\n        \"errors\": []\n    },\n    \"shipment_id\": \"se-4134271\",\n    \"carrier_id\": null,\n    \"service_code\": null,\n    \"external_shipment_id\": null,\n    \"ship_date\": \"2019-09-17T00:00:00Z\",\n    \"created_at\": \"2019-09-17T18:31:35.03Z\",\n    \"modified_at\": \"2019-09-17T18:31:35.03Z\",\n    \"shipment_status\": \"pending\",\n    \"ship_to\": {\n        \"name\": \"Amanda Miller\",\n        \"phone\": null,\n        \"company_name\": null,\n        \"address_line1\": \"525 S WINCHESTER BLVD\",\n        \"address_line2\": \"\",\n        \"address_line3\": null,\n        \"city_locality\": \"SAN JOSE\",\n        \"state_province\": \"CA\",\n        \"postal_code\": \"95128-2537\",\n        \"country_code\": \"US\",\n        \"address_residential_indicator\": \"no\"\n    },\n    \"ship_from\": {\n        \"name\": \"John Doe\",\n        \"phone\": \"512-555-5555\",\n        \"company_name\": null,\n        \"address_line1\": \"4009 Marathon Blvd\",\n        \"address_line2\": null,\n        \"address_line3\": null,\n        \"city_locality\": \"Austin\",\n        \"state_province\": \"TX\",\n        \"postal_code\": \"78756\",\n        \"country_code\": \"US\",\n        \"address_residential_indicator\": \"unknown\"\n    },\n    \"warehouse_id\": null,\n    \"return_to\": {\n        \"name\": \"John Doe\",\n        \"phone\": \"512-555-5555\",\n        \"company_name\": null,\n        \"address_line1\": \"4009 Marathon Blvd\",\n        \"address_line2\": null,\n        \"address_line3\": null,\n        \"city_locality\": \"Austin\",\n        \"state_province\": \"TX\",\n        \"postal_code\": \"78756\",\n        \"country_code\": \"US\",\n        \"address_residential_indicator\": \"unknown\"\n    },\n    \"confirmation\": \"none\",\n    \"customs\": null,\n    \"external_order_id\": null,\n    \"order_source_code\": null,\n    \"advanced_options\": {\n        \"bill_to_account\": null,\n        \"bill_to_country_code\": null,\n        \"bill_to_party\": null,\n        \"bill_to_postal_code\": null,\n        \"contains_alcohol\": false,\n        \"delivered_duty_paid\": false,\n        \"non_machinable\": false,\n        \"saturday_delivery\": false,\n        \"dry_ice\": false,\n        \"dry_ice_weight\": null,\n        \"freight_class\": null,\n        \"custom_field1\": null,\n        \"custom_field2\": null,\n        \"custom_field3\": null\n    },\n    \"insurance_provider\": \"none\",\n    \"tags\": [],\n    \"packages\": [\n        {\n            \"package_code\": \"package\",\n            \"weight\": {\n                \"value\": 17,\n                \"unit\": \"pound\"\n            },\n            \"dimensions\": {\n                \"unit\": \"inch\",\n                \"length\": 36,\n                \"width\": 12,\n                \"height\": 24\n            },\n            \"insured_value\": {\n                \"currency\": \"usd\",\n                \"amount\": 0\n            },\n            \"label_messages\": {\n                \"reference1\": null,\n                \"reference2\": null,\n                \"reference3\": null\n            },\n            \"external_package_id\": null\n        }\n    ],\n    \"total_weight\": {\n        \"value\": 17,\n        \"unit\": \"pound\"\n    },\n    \"items\": []\n}"
    }
  ]
}