curl --request POST \
  --url https://fit.kleep.ai/v1/recommendations \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --header 'Kleep-Retailer: <kleep-retailer>' \
  --data '
{
  "product_id": "JEAN-0142",
  "shopper": {
    "measurements": {
      "gender": "female",
      "age": 34,
      "height_cm": 168,
      "weight_kg": 61,
      "body_shape": {
        "stomach": "medium",
        "hips": "wide"
      }
    }
  },
  "locale": "en-GB",
  "market": "GB",
  "conversation_id": "conv_5521"
}
'

import requests

url = "https://fit.kleep.ai/v1/recommendations"

payload = {
    "product_id": "JEAN-0142",
    "shopper": { "measurements": {
            "gender": "female",
            "age": 34,
            "height_cm": 168,
            "weight_kg": 61,
            "body_shape": {
                "stomach": "medium",
                "hips": "wide"
            }
        } },
    "locale": "en-GB",
    "market": "GB",
    "conversation_id": "conv_5521"
}
headers = {
    "Kleep-Retailer": "<kleep-retailer>",
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {
    'Kleep-Retailer': '<kleep-retailer>',
    Authorization: 'Bearer <token>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    product_id: 'JEAN-0142',
    shopper: {
      measurements: {
        gender: 'female',
        age: 34,
        height_cm: 168,
        weight_kg: 61,
        body_shape: {stomach: 'medium', hips: 'wide'}
      }
    },
    locale: 'en-GB',
    market: 'GB',
    conversation_id: 'conv_5521'
  })
};

fetch('https://fit.kleep.ai/v1/recommendations', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://fit.kleep.ai/v1/recommendations",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'product_id' => 'JEAN-0142',
    'shopper' => [
        'measurements' => [
                'gender' => 'female',
                'age' => 34,
                'height_cm' => 168,
                'weight_kg' => 61,
                'body_shape' => [
                                'stomach' => 'medium',
                                'hips' => 'wide'
                ]
        ]
    ],
    'locale' => 'en-GB',
    'market' => 'GB',
    'conversation_id' => 'conv_5521'
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json",
    "Kleep-Retailer: <kleep-retailer>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://fit.kleep.ai/v1/recommendations"

	payload := strings.NewReader("{\n  \"product_id\": \"JEAN-0142\",\n  \"shopper\": {\n    \"measurements\": {\n      \"gender\": \"female\",\n      \"age\": 34,\n      \"height_cm\": 168,\n      \"weight_kg\": 61,\n      \"body_shape\": {\n        \"stomach\": \"medium\",\n        \"hips\": \"wide\"\n      }\n    }\n  },\n  \"locale\": \"en-GB\",\n  \"market\": \"GB\",\n  \"conversation_id\": \"conv_5521\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Kleep-Retailer", "<kleep-retailer>")
	req.Header.Add("Authorization", "Bearer <token>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://fit.kleep.ai/v1/recommendations")
  .header("Kleep-Retailer", "<kleep-retailer>")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"product_id\": \"JEAN-0142\",\n  \"shopper\": {\n    \"measurements\": {\n      \"gender\": \"female\",\n      \"age\": 34,\n      \"height_cm\": 168,\n      \"weight_kg\": 61,\n      \"body_shape\": {\n        \"stomach\": \"medium\",\n        \"hips\": \"wide\"\n      }\n    }\n  },\n  \"locale\": \"en-GB\",\n  \"market\": \"GB\",\n  \"conversation_id\": \"conv_5521\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://fit.kleep.ai/v1/recommendations")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Kleep-Retailer"] = '<kleep-retailer>'
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"product_id\": \"JEAN-0142\",\n  \"shopper\": {\n    \"measurements\": {\n      \"gender\": \"female\",\n      \"age\": 34,\n      \"height_cm\": 168,\n      \"weight_kg\": 61,\n      \"body_shape\": {\n        \"stomach\": \"medium\",\n        \"hips\": \"wide\"\n      }\n    }\n  },\n  \"locale\": \"en-GB\",\n  \"market\": \"GB\",\n  \"conversation_id\": \"conv_5521\"\n}"

response = http.request(request)
puts response.read_body

{
  "recommendation_id": "rec_7Hq2mV9xKp",
  "profile_id": "prf_3Nf8sLw1Qz",
  "product_id": "JEAN-0142",
  "size": {
    "label": "M",
    "variant_id": "JEAN-0142-M",
    "available": true
  },
  "alternatives": [
    {
      "label": "L",
      "variant_id": "JEAN-0142-L",
      "direction": "larger",
      "available": true,
      "reason": "For a looser fit"
    }
  ],
  "fit": [
    {
      "zone": "waist",
      "fit": "just_right"
    },
    {
      "zone": "hips",
      "fit": "slightly_tight"
    }
  ],
  "product_fit": {
    "tendency": "runs_small",
    "score": -0.4
  },
  "summary": "I'd recommend size M. It should feel slightly snug at the hips; take an L if you prefer a looser fit."
}

{
  "error": {
    "code": "invalid_input",
    "message": "height_cm must be at least 120",
    "details": {
      "field": "shopper.measurements.height_cm"
    }
  }
}

{
  "error": {
    "code": "unauthorized",
    "message": "Invalid API key"
  }
}

{
  "error": {
    "code": "retailer_not_enabled",
    "message": "Retailer 9b1f… has not enabled this partner"
  }
}

{
  "error": {
    "code": "product_not_found",
    "message": "No product JEAN-9999 for this retailer"
  }
}

{
  "error": {
    "code": "missing_inputs",
    "message": "Height and weight are needed",
    "missing": [
      "height_cm",
      "weight_kg"
    ],
    "questions": [
      {
        "id": "height_cm",
        "required": true,
        "type": "number",
        "unit": "cm",
        "min": 120,
        "max": 230,
        "prompt": "How tall are you?"
      },
      {
        "id": "weight_kg",
        "required": true,
        "type": "number",
        "unit": "kg",
        "min": 20,
        "max": 250,
        "prompt": "How much do you weigh?"
      }
    ]
  }
}

{
  "error": {
    "code": "rate_limited",
    "message": "Too many requests"
  }
}