Retrieve feature flag evaluation for workspace

curl --request GET \
  --url https://api.blaxel.ai/v0/features/{featureKey} \
  --header 'Authorization: Bearer <token>'

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

fetch('https://api.blaxel.ai/v0/features/{featureKey}', 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.blaxel.ai/v0/features/{featureKey}",
  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.blaxel.ai/v0/features/{featureKey}"

	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))

}

require 'uri'
require 'net/http'

url = URI("https://api.blaxel.ai/v0/features/{featureKey}")

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

{
  "enabled": true,
  "evaluatedAt": "2026-02-09T10:30:00Z",
  "featureKey": "gpu_deployments",
  "payload": {
    "allowed_types": [
      "A100",
      "H100"
    ],
    "max_gpus": 4
  },
  "variant": "variant_a"
}

{
  "error": "Resource already exists",
  "code": 409,
  "message": "Invalid request body"
}

{
  "error": "Resource already exists",
  "code": 409,
  "message": "Invalid request body"
}

{
  "error": "Resource already exists",
  "code": 409,
  "message": "Invalid request body"
}

GET

features

{featureKey}

Retrieve feature flag evaluation for workspace

curl --request GET \
  --url https://api.blaxel.ai/v0/features/{featureKey} \
  --header 'Authorization: Bearer <token>'

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

fetch('https://api.blaxel.ai/v0/features/{featureKey}', 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.blaxel.ai/v0/features/{featureKey}",
  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.blaxel.ai/v0/features/{featureKey}"

	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))

}

require 'uri'
require 'net/http'

url = URI("https://api.blaxel.ai/v0/features/{featureKey}")

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

{
  "enabled": true,
  "evaluatedAt": "2026-02-09T10:30:00Z",
  "featureKey": "gpu_deployments",
  "payload": {
    "allowed_types": [
      "A100",
      "H100"
    ],
    "max_gpus": 4
  },
  "variant": "variant_a"
}

{
  "error": "Resource already exists",
  "code": 409,
  "message": "Invalid request body"
}

{
  "error": "Resource already exists",
  "code": 409,
  "message": "Invalid request body"
}

{
  "error": "Resource already exists",
  "code": 409,
  "message": "Invalid request body"
}

Authorizations

Authorization

string

header

required

OAuth2 authentication with JWT tokens

Path Parameters

featureKey

string

required

Name of the feature flag

Query Parameters

account

string

Account ID to check feature flags for. When provided, evaluates the feature flag at the account level instead of the workspace level.

Response

Feature flag evaluation result with details

enabled

boolean

evaluatedAt

string<date-time>

featureKey

string

payload

object

variant

string

Last modified on August 3, 2026

⌘I

Overview

Inference API

Billing API

Management API

Retrieve feature flag evaluation for workspace

Authorizations

Path Parameters

Query Parameters

Response