Create a space
curl --request POST \
--url https://api.arize.com/v2/spaces \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data '
{
"name": "LLM Evaluation",
"organization_id": "org_12345",
"description": "Space for evaluating LLM performance"
}
'import requests
url = "https://api.arize.com/v2/spaces"
payload = {
"name": "LLM Evaluation",
"organization_id": "org_12345",
"description": "Space for evaluating LLM performance"
}
headers = {
"Authorization": "Bearer <token>",
"Content-Type": "application/json"
}
response = requests.post(url, json=payload, headers=headers)
print(response.text)const options = {
method: 'POST',
headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
body: JSON.stringify({
name: 'LLM Evaluation',
organization_id: 'org_12345',
description: 'Space for evaluating LLM performance'
})
};
fetch('https://api.arize.com/v2/spaces', 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.arize.com/v2/spaces",
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([
'name' => 'LLM Evaluation',
'organization_id' => 'org_12345',
'description' => 'Space for evaluating LLM performance'
]),
CURLOPT_HTTPHEADER => [
"Authorization: Bearer <token>",
"Content-Type: application/json"
],
]);
$response = curl_exec($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://api.arize.com/v2/spaces"
payload := strings.NewReader("{\n \"name\": \"LLM Evaluation\",\n \"organization_id\": \"org_12345\",\n \"description\": \"Space for evaluating LLM performance\"\n}")
req, _ := http.NewRequest("POST", url, payload)
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://api.arize.com/v2/spaces")
.header("Authorization", "Bearer <token>")
.header("Content-Type", "application/json")
.body("{\n \"name\": \"LLM Evaluation\",\n \"organization_id\": \"org_12345\",\n \"description\": \"Space for evaluating LLM performance\"\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.arize.com/v2/spaces")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n \"name\": \"LLM Evaluation\",\n \"organization_id\": \"org_12345\",\n \"description\": \"Space for evaluating LLM performance\"\n}"
response = http.request(request)
puts response.read_body{
"id": "spc_001",
"name": "LLM Evaluation",
"description": "Space for evaluating LLM performance",
"created_at": "2024-01-01T12:00:00Z"
}{
"status": 400,
"title": "Invalid request parameters",
"detail": "The 'name' field is required and must be a non-empty string.",
"instance": "/resource",
"type": "https://arize.com/docs/ax/rest-reference/errors#invalid-request"
}{
"status": 401,
"title": "Authentication required",
"detail": "You must be authenticated to access this resource.",
"instance": "/resource",
"type": "https://arize.com/docs/ax/rest-reference/errors#authentication-required"
}{
"status": 403,
"title": "Access forbidden",
"detail": "You do not have permission to access this resource.",
"instance": "/resource/12345",
"type": "https://arize.com/docs/ax/rest-reference/errors#access-forbidden"
}{
"status": 404,
"title": "Resource not found",
"detail": "The requested resource with ID '12345' was not found.",
"instance": "/resource/12345",
"type": "https://arize.com/docs/ax/rest-reference/errors#resource-not-found"
}{
"status": 409,
"title": "Resource conflict",
"detail": "A resource with the given identifier already exists.",
"instance": "/resource",
"type": "https://arize.com/docs/ax/rest-reference/errors#resource-conflict"
}{
"status": 422,
"title": "Unprocessable Entity",
"detail": "One or more fields failed validation.",
"instance": "/resource/12345",
"type": "https://arize.com/docs/ax/rest-reference/errors#unprocessable-entity"
}{
"status": 429,
"title": "Rate limit exceeded",
"detail": "You have exceeded the allowed number of requests. Please try again later.",
"instance": "/resource",
"type": "https://arize.com/docs/ax/rest-reference/errors#rate-limit-exceeded"
}Spaces
Create a space
Create a new space within an organization.
Payload Requirements
nameandorganization_idare required.- The space name must be unique within the organization.
descriptionis optional and defaults to an empty string if omitted.- System-managed fields (
id,created_at) are generated automatically and rejected if provided.
This endpoint is in beta, read more here.
POST
/
v2
/
spaces
Create a space
curl --request POST \
--url https://api.arize.com/v2/spaces \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data '
{
"name": "LLM Evaluation",
"organization_id": "org_12345",
"description": "Space for evaluating LLM performance"
}
'import requests
url = "https://api.arize.com/v2/spaces"
payload = {
"name": "LLM Evaluation",
"organization_id": "org_12345",
"description": "Space for evaluating LLM performance"
}
headers = {
"Authorization": "Bearer <token>",
"Content-Type": "application/json"
}
response = requests.post(url, json=payload, headers=headers)
print(response.text)const options = {
method: 'POST',
headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
body: JSON.stringify({
name: 'LLM Evaluation',
organization_id: 'org_12345',
description: 'Space for evaluating LLM performance'
})
};
fetch('https://api.arize.com/v2/spaces', 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.arize.com/v2/spaces",
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([
'name' => 'LLM Evaluation',
'organization_id' => 'org_12345',
'description' => 'Space for evaluating LLM performance'
]),
CURLOPT_HTTPHEADER => [
"Authorization: Bearer <token>",
"Content-Type: application/json"
],
]);
$response = curl_exec($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://api.arize.com/v2/spaces"
payload := strings.NewReader("{\n \"name\": \"LLM Evaluation\",\n \"organization_id\": \"org_12345\",\n \"description\": \"Space for evaluating LLM performance\"\n}")
req, _ := http.NewRequest("POST", url, payload)
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://api.arize.com/v2/spaces")
.header("Authorization", "Bearer <token>")
.header("Content-Type", "application/json")
.body("{\n \"name\": \"LLM Evaluation\",\n \"organization_id\": \"org_12345\",\n \"description\": \"Space for evaluating LLM performance\"\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.arize.com/v2/spaces")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n \"name\": \"LLM Evaluation\",\n \"organization_id\": \"org_12345\",\n \"description\": \"Space for evaluating LLM performance\"\n}"
response = http.request(request)
puts response.read_body{
"id": "spc_001",
"name": "LLM Evaluation",
"description": "Space for evaluating LLM performance",
"created_at": "2024-01-01T12:00:00Z"
}{
"status": 400,
"title": "Invalid request parameters",
"detail": "The 'name' field is required and must be a non-empty string.",
"instance": "/resource",
"type": "https://arize.com/docs/ax/rest-reference/errors#invalid-request"
}{
"status": 401,
"title": "Authentication required",
"detail": "You must be authenticated to access this resource.",
"instance": "/resource",
"type": "https://arize.com/docs/ax/rest-reference/errors#authentication-required"
}{
"status": 403,
"title": "Access forbidden",
"detail": "You do not have permission to access this resource.",
"instance": "/resource/12345",
"type": "https://arize.com/docs/ax/rest-reference/errors#access-forbidden"
}{
"status": 404,
"title": "Resource not found",
"detail": "The requested resource with ID '12345' was not found.",
"instance": "/resource/12345",
"type": "https://arize.com/docs/ax/rest-reference/errors#resource-not-found"
}{
"status": 409,
"title": "Resource conflict",
"detail": "A resource with the given identifier already exists.",
"instance": "/resource",
"type": "https://arize.com/docs/ax/rest-reference/errors#resource-conflict"
}{
"status": 422,
"title": "Unprocessable Entity",
"detail": "One or more fields failed validation.",
"instance": "/resource/12345",
"type": "https://arize.com/docs/ax/rest-reference/errors#unprocessable-entity"
}{
"status": 429,
"title": "Rate limit exceeded",
"detail": "You have exceeded the allowed number of requests. Please try again later.",
"instance": "/resource",
"type": "https://arize.com/docs/ax/rest-reference/errors#rate-limit-exceeded"
}Authorizations
Most Arize AI endpoints require authentication. For those endpoints that require authentication, include your API key in the request header using the format
Body
application/json
Body containing space creation parameters
Name of the space (must be unique within the organization)
Maximum string length:
255The unique identifier of the organization to create the space in
Example:
"RW50aXR5OjEyMzQ1"
A brief description of the space's purpose. Defaults to an empty string if omitted.
Maximum string length:
1000Whether to create the space as private. Private spaces are only visible
to their members and account/org/space admins. Defaults to false
(public) if omitted.
Response
A space object
A space is a container within an organization for grouping related projects, datasets, and experiments. Spaces enable team collaboration or isolated experimentation with role-based access control.
Unique identifier for the space
Name of the space
A brief description of the space's purpose
Timestamp for when the space was created
Whether the space is private. Private spaces are only visible to their members and account/org/space admins.
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