Edit a note on a contact
curl --request PATCH \
--url https://api.superx.so/v1/contacts/{id}/notes/{noteId} \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data '
{
"body": "Demo booked for 12 September."
}
'import requests
url = "https://api.superx.so/v1/contacts/{id}/notes/{noteId}"
payload = { "body": "Demo booked for 12 September." }
headers = {
"Authorization": "Bearer <token>",
"Content-Type": "application/json"
}
response = requests.patch(url, json=payload, headers=headers)
print(response.text)const options = {
method: 'PATCH',
headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
body: JSON.stringify({body: JSON.stringify('Demo booked for 12 September.')})
};
fetch('https://api.superx.so/v1/contacts/{id}/notes/{noteId}', 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.superx.so/v1/contacts/{id}/notes/{noteId}",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "PATCH",
CURLOPT_POSTFIELDS => json_encode([
'body' => 'Demo booked for 12 September.'
]),
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.superx.so/v1/contacts/{id}/notes/{noteId}"
payload := strings.NewReader("{\n \"body\": \"Demo booked for 12 September.\"\n}")
req, _ := http.NewRequest("PATCH", 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.patch("https://api.superx.so/v1/contacts/{id}/notes/{noteId}")
.header("Authorization", "Bearer <token>")
.header("Content-Type", "application/json")
.body("{\n \"body\": \"Demo booked for 12 September.\"\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.superx.so/v1/contacts/{id}/notes/{noteId}")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Patch.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n \"body\": \"Demo booked for 12 September.\"\n}"
response = http.request(request)
puts response.read_body{
"data": {
"id": "n1a2b3c4d5e6f7g8h9i0j",
"body": "Demo booked for 12 September.",
"created_at": "2026-08-14T16:20:00.000Z",
"updated_at": "2026-09-06T10:05:00.000Z",
"created_by": {
"x_user_id": "44196397",
"username": "yourhandle"
}
}
}{
"error": {
"code": "invalid_parameter",
"message": "since must be a UTC ISO-8601 timestamp"
}
}{
"error": {
"code": "invalid_api_key",
"message": "Unknown or revoked API key"
}
}{
"error": {
"code": "insufficient_scope",
"message": "This API key is read-only. Create a key with the write scope to use this endpoint."
}
}{
"error": {
"code": "note_not_found",
"message": "No note with that id belongs to this contact."
}
}{
"error": {
"code": "rate_limited",
"message": "Rate limit exceeded for the Pro plan (30 requests/min). Upgrade for higher limits.",
"retry_after": 42
}
}{
"error": {
"code": "upstream_error",
"message": "Failed to fetch scheduled posts. Try again shortly."
}
}{
"error": {
"code": "upstream_unavailable",
"message": "The scheduling service is temporarily unavailable. Retry with the same Idempotency-Key."
}
}Audience
Edit a note on a contact
Replace one note’s body. The note must belong to the contact in the
path: a note id from another contact returns 404 note_not_found.
That is the only check - editing works on any id the account already
has a note on, whether or not that person is still one of its
contacts.
Works for your main account or any account linked to it; accounts
shared with you are read-only. Needs the write scope.
PATCH
/
v1
/
contacts
/
{id}
/
notes
/
{noteId}
Edit a note on a contact
curl --request PATCH \
--url https://api.superx.so/v1/contacts/{id}/notes/{noteId} \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data '
{
"body": "Demo booked for 12 September."
}
'import requests
url = "https://api.superx.so/v1/contacts/{id}/notes/{noteId}"
payload = { "body": "Demo booked for 12 September." }
headers = {
"Authorization": "Bearer <token>",
"Content-Type": "application/json"
}
response = requests.patch(url, json=payload, headers=headers)
print(response.text)const options = {
method: 'PATCH',
headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
body: JSON.stringify({body: JSON.stringify('Demo booked for 12 September.')})
};
fetch('https://api.superx.so/v1/contacts/{id}/notes/{noteId}', 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.superx.so/v1/contacts/{id}/notes/{noteId}",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "PATCH",
CURLOPT_POSTFIELDS => json_encode([
'body' => 'Demo booked for 12 September.'
]),
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.superx.so/v1/contacts/{id}/notes/{noteId}"
payload := strings.NewReader("{\n \"body\": \"Demo booked for 12 September.\"\n}")
req, _ := http.NewRequest("PATCH", 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.patch("https://api.superx.so/v1/contacts/{id}/notes/{noteId}")
.header("Authorization", "Bearer <token>")
.header("Content-Type", "application/json")
.body("{\n \"body\": \"Demo booked for 12 September.\"\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.superx.so/v1/contacts/{id}/notes/{noteId}")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Patch.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n \"body\": \"Demo booked for 12 September.\"\n}"
response = http.request(request)
puts response.read_body{
"data": {
"id": "n1a2b3c4d5e6f7g8h9i0j",
"body": "Demo booked for 12 September.",
"created_at": "2026-08-14T16:20:00.000Z",
"updated_at": "2026-09-06T10:05:00.000Z",
"created_by": {
"x_user_id": "44196397",
"username": "yourhandle"
}
}
}{
"error": {
"code": "invalid_parameter",
"message": "since must be a UTC ISO-8601 timestamp"
}
}{
"error": {
"code": "invalid_api_key",
"message": "Unknown or revoked API key"
}
}{
"error": {
"code": "insufficient_scope",
"message": "This API key is read-only. Create a key with the write scope to use this endpoint."
}
}{
"error": {
"code": "note_not_found",
"message": "No note with that id belongs to this contact."
}
}{
"error": {
"code": "rate_limited",
"message": "Rate limit exceeded for the Pro plan (30 requests/min). Upgrade for higher limits.",
"retry_after": 42
}
}{
"error": {
"code": "upstream_error",
"message": "Failed to fetch scheduled posts. Try again shortly."
}
}{
"error": {
"code": "upstream_unavailable",
"message": "The scheduling service is temporarily unavailable. Retry with the same Idempotency-Key."
}
}Authorizations
A SuperX API key ("sxk_..."), created in the SuperX app under Account > API / MCP / CLI. Keys are server-side secrets.
Path Parameters
The person's numeric X user id.
The note id from GET /v1/contacts/{id}/notes.
Response
The updated note.
A private note about one person. Notes live inside SuperX and are never posted.
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