## Documentation Index

Fetch the complete documentation index at: [/llms.txt](https://developers.criteo.com/llms.txt)

Use this file to discover all available pages before exploring further.

/2026-01/retail-media/line-items/{externalLineItemId}/keywords/recommended

### cURL

```
curl --request GET \
  --url https://api.criteo.com/2026-01/retail-media/line-items/{externalLineItemId}/keywords/recommended \
  --header 'Authorization: Bearer <token>'
```

```
import requests

url = "https://api.criteo.com/2026-01/retail-media/line-items/{externalLineItemId}/keywords/recommended"

headers = {"Authorization": "Bearer <token>"}

response = requests.get(url, headers=headers)

print(response.text)
```

```
const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

fetch('https://api.criteo.com/2026-01/retail-media/line-items/{externalLineItemId}/keywords/recommended', 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://api.criteo.com/2026-01/retail-media/line-items/{externalLineItemId}/keywords/recommended",\
  CURLOPT_RETURNTRANSFER => true,\
  CURLOPT_ENCODING => "",\
  CURLOPT_MAXREDIRS => 10,\
  CURLOPT_TIMEOUT => 30,\
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,\
  CURLOPT_CUSTOMREQUEST => "GET",\
  CURLOPT_HTTPHEADER => [\
    "Authorization: Bearer <token>"\
  ],\
]);

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

curl_close($curl);

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

```
package main

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

func main() {

url := "https://api.criteo.com/2026-01/retail-media/line-items/{externalLineItemId}/keywords/recommended"

req, _ := http.NewRequest("GET", url, nil)

req.Header.Add("Authorization", "Bearer <token>")

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

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

fmt.Println(string(body))
}
```

```
HttpResponse<String> response = Unirest.get("https://api.criteo.com/2026-01/retail-media/line-items/{externalLineItemId}/keywords/recommended")
  .header("Authorization", "Bearer <token>")
  .asString();
```

```
require 'uri'
require 'net/http'

url = URI("https://api.criteo.com/2026-01/retail-media/line-items/{externalLineItemId}/keywords/recommended")

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

request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Bearer <token>'

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

### Response

200

```
{
  "data": {
    "attributes": {
      "keywords": {},
      "recommendedKeywords": [\
        "<string>"\
      ]
    },
    "type": "<string>"
  },
  "errors": [\
    {\
      "code": "<string>",\
      "detail": "<string>",\
      "instance": "<string>",\
      "source": {},\
      "stackTrace": "<string>",\
      "title": "<string>",\
      "traceId": "<string>"
    }\
  ],
  "warnings": [\
    {\
      "code": "<string>",\
      "detail": "<string>",\
      "instance": "<string>",\
      "source": {},\
      "stackTrace": "<string>",\
      "title": "<string>",\
      "traceId": "<string>"
    }\
  ]
}
```

### Authorizations

**Authorization**  
string  
header   
required  
The access token received from the authorization server in the OAuth 2.0 flow.

### Path Parameters

**externalLineItemId**  
string  
required  
The line item identifier

### Response

**200 - application/json**  
Success  
A top-level object that encapsulates a Criteo API response for a single value object.

**data**  
object | null  
A value resource exposed by the API.

**errors**  
object[] | null  
read-only  
Errors that occurred during this call.

**warnings**  
object[] | null  
read-only  
Warnings that occurred during this call.