List functions
curl --request GET \
--url https://{cluster}.cognitedata.com/api/v1/projects/{project}/functions \
--header 'Authorization: Bearer <token>'import requests
url = "https://{cluster}.cognitedata.com/api/v1/projects/{project}/functions"
headers = {"Authorization": "Bearer <token>"}
response = requests.get(url, headers=headers)
print(response.text)const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};
fetch('https://{cluster}.cognitedata.com/api/v1/projects/{project}/functions', 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://{cluster}.cognitedata.com/api/v1/projects/{project}/functions",
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://{cluster}.cognitedata.com/api/v1/projects/{project}/functions"
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://{cluster}.cognitedata.com/api/v1/projects/{project}/functions")
.header("Authorization", "Bearer <token>")
.asString();require 'uri'
require 'net/http'
url = URI("https://{cluster}.cognitedata.com/api/v1/projects/{project}/functions")
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{
"items": [
{
"id": 4503599627370496,
"createdTime": 123455234,
"status": "Queued",
"name": "myfunction",
"fileId": 4503599627370496,
"functionType": "classic",
"externalId": "my.known.id",
"owner": "user@cognite.com",
"description": "My fantastic function with advanced ML",
"metadata": {},
"secrets": {
"MySecret": "***"
},
"functionPath": "myfunction/handler.py",
"envVars": {
"MyKey": "MyValue"
},
"cpu": 1,
"memory": 1.5,
"runtime": "py313",
"runtimeVersion": "Python 3.11.10",
"error": {
"message": "Function deployment failed.",
"trace": "ERROR: Could not find a version that satisfies the requirement pandas==99.0.0\nERROR: No matching distribution found for pandas==99.0.0"
},
"lastCalled": 1730204346000
}
]
}{
"error": {
"code": 401,
"message": "Could not authenticate.",
"missing": [
{}
],
"duplicated": [
{}
]
}
}Required capabilities:
functionsAcl:READ
List functions.
GET
/
functions
List functions
curl --request GET \
--url https://{cluster}.cognitedata.com/api/v1/projects/{project}/functions \
--header 'Authorization: Bearer <token>'import requests
url = "https://{cluster}.cognitedata.com/api/v1/projects/{project}/functions"
headers = {"Authorization": "Bearer <token>"}
response = requests.get(url, headers=headers)
print(response.text)const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};
fetch('https://{cluster}.cognitedata.com/api/v1/projects/{project}/functions', 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://{cluster}.cognitedata.com/api/v1/projects/{project}/functions",
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://{cluster}.cognitedata.com/api/v1/projects/{project}/functions"
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://{cluster}.cognitedata.com/api/v1/projects/{project}/functions")
.header("Authorization", "Bearer <token>")
.asString();require 'uri'
require 'net/http'
url = URI("https://{cluster}.cognitedata.com/api/v1/projects/{project}/functions")
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{
"items": [
{
"id": 4503599627370496,
"createdTime": 123455234,
"status": "Queued",
"name": "myfunction",
"fileId": 4503599627370496,
"functionType": "classic",
"externalId": "my.known.id",
"owner": "user@cognite.com",
"description": "My fantastic function with advanced ML",
"metadata": {},
"secrets": {
"MySecret": "***"
},
"functionPath": "myfunction/handler.py",
"envVars": {
"MyKey": "MyValue"
},
"cpu": 1,
"memory": 1.5,
"runtime": "py313",
"runtimeVersion": "Python 3.11.10",
"error": {
"message": "Function deployment failed.",
"trace": "ERROR: Could not find a version that satisfies the requirement pandas==99.0.0\nERROR: No matching distribution found for pandas==99.0.0"
},
"lastCalled": 1730204346000
}
]
}{
"error": {
"code": 401,
"message": "Could not authenticate.",
"missing": [
{}
],
"duplicated": [
{}
]
}
}Authorizations
oidc-tokenoauth2-client-credentialsoauth2-open-industrial-dataoauth2-auth-code
Access token issued by the CDF project's configured identity provider. Access token must be an OpenID Connect token, and the project must be configured to accept OpenID Connect tokens. Use a header key of 'Authorization' with a value of 'Bearer $accesstoken'. The token can be obtained through any flow supported by the identity provider.
Query Parameters
Limits the number of results to be returned.
Required range:
x >= 1Response
List of functions.
Show child attributes
Show child attributes
Last modified on July 10, 2026
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