// Single message
const { data, version } = await uc.append('ctx_abc123', { role: 'user', content: 'Hello!' })

// With metadata
const { data, version } = await uc.append('ctx_abc123', {
  role: 'user',
  content: 'Hello!',
  metadata: { source: 'web' }
})

# Single message
result = uc.append('ctx_abc123', {'role': 'user', 'content': 'Hello!'})

# With metadata
result = uc.append('ctx_abc123', {
  'role': 'user',
  'content': 'Hello!',
  'metadata': {'source': 'web'}
})

curl -X POST https://api.ultracontext.ai/contexts/ctx_abc123 \
  -H "Authorization: Bearer $API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"role": "user", "content": "Hello!", "metadata": {"source": "web"}}'

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({metadata: {}})
};

fetch('https://api.ultracontext.ai/contexts/{id}', 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.ultracontext.ai/contexts/{id}",
  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([
    'metadata' => [
        
    ]
  ]),
  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.ultracontext.ai/contexts/{id}"

	payload := strings.NewReader("{\n  \"metadata\": {}\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.ultracontext.ai/contexts/{id}")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"metadata\": {}\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.ultracontext.ai/contexts/{id}")

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  \"metadata\": {}\n}"

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

{
  "data": [
    {
      "id": "msg_x1y2z3",
      "index": 0,
      "metadata": {}
    }
  ],
  "version": 123
}

{
  "error": "<string>"
}