> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://next.developer.frame.io/camera-to-cloud/api-reference/create-comment-c-2-c/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://next.developer.frame.io/_mcp/server.

# Create a Comment from a C2C device

POST https://api.frame.io/v2/devices/assets/{asset_id}/comments
Content-Type: application/json

Leave a comment on an Asset from a paired C2C device.

Reference: https://next.developer.frame.io/camera-to-cloud/api-reference/create-comment-c-2-c

## Authentication

- `Authorization` header (bearer token, required) — Bearer authentication of the form `Bearer <token>`, where token is your auth token.

## Request

### Path parameters

- `asset_id` (string, required) — Asset ID

### Body (application/json)

This endpoint expects an object.

- `text` (string, required) — The body of the comment.
- `timestamp` (double, optional) — Timestamp for the comment, in frames, starting at 0. Comments can be "global" to an asset in which you don't provide the timestamp.

## Response

### 200

C2C Comment success response

- `annotation` (string, optional)
- `completed` (boolean, optional)
- `completed_at` (string, optional)
- `completer_id` (string, optional)
- `has_replies` (boolean, optional)
- `id` (string, optional)
- `like_count` (integer, optional)
- `owner` (User, optional) — User model
- `owner_id` (string, optional)
- `text` (string, optional)
- `timestamp` (integer, optional)
- `_type` (string, optional)
- `anonymous_user_id` (string, optional)
- `aspect_ratio` (double, optional)
- `asset_id` (string, optional)
- `comment_entities` (list of any, optional)
- `deleted_at` (string, optional)
- `device_channel_input_id` (string, optional)
- `duration` (integer, optional)
- `fov` (integer, optional)
- `frame` (double, optional)
- `inserted_at` (string, optional)
- `page` (integer, optional)
- `parent_id` (string, optional)
- `pitch` (integer, optional)
- `private` (boolean, optional)
- `read_count` (integer, optional)
- `review_link_id` (string, optional)
- `target_asset_id` (string, optional)
- `text_edited_at` (string, optional)
- `thumb` (string, optional)
- `timestamp_microseconds` (integer, optional)
- `updated_at` (string, optional)
- `yaw` (integer, optional)

## Errors

### 400 Bad Request Error

Bad Request

- `code` (integer, optional)
- `errors` (list of HttpErrorErrorsItems, optional)
- `message` (string, optional)

### 401 Unauthorized Error

Unauthorized response

- `code` (integer, optional)
- `errors` (list of HttpErrorErrorsItems, optional)
- `message` (string, optional)

### 404 Not Found Error

Not Found response

- `code` (integer, optional)
- `errors` (list of HttpErrorErrorsItems, optional)
- `message` (string, optional)

### 429 Too Many Requests Error

Standard frame.io API error response.

- `code` (integer, optional)
- `errors` (list of HttpErrorErrorsItems, optional)
- `message` (string, optional)

## Types

### User

User model

- `digest_frequency` (string, optional)
- `features_seen` (any, optional)
- `profile_image_original` (any, optional)
- `image_32` (string, optional)
- `image_128` (string, optional)
- `from_google` (boolean, optional)
- `mfa_enforced_at` (string, optional)
- `email` (string, optional)
- `bio` (any, optional)
- `name` (string, optional)
- `image_64` (string, optional)
- `timezone_value` (string, optional)
- `account_id` (string, optional)
- `updated_at` (string, optional)
- `image_256` (string, optional)
- `_type` (string, optional)
- `user_hash` (string, optional)
- `context` (any, optional)
- `upload_url` (string, optional)
- `location` (any, optional)
- `phone` (any, optional)
- `deleted_at` (any, optional)
- `profile_image` (string, optional)
- `first_login_at` (string, optional)
- `joined_via` (string, optional)
- `email_confirm_by` (any, optional)
- `id` (string, optional)
- `next_digest_date` (string, optional)
- `email_preferences` (any, optional)
- `last_seen` (string, optional)
- `inserted_at` (string, optional)
- `from_adobe` (boolean, optional)
- `avatar_color` (string, optional)
- `highest_account_role` (string, optional)
- `integrations` (list of string, optional)
- `roles` (UserRoles, optional)
- `user_default_color` (string, optional)

### HttpErrorErrorsItems

- `code` (integer, optional)
- `detail` (string, optional)
- `status` (integer, optional)
- `title` (string, optional)

### UserRoles

- `admin` (boolean, optional)
- `id` (string, optional)
- `sales` (boolean, optional)
- `support` (boolean, optional)
- `service_desk` (boolean, optional)

## Examples

**Request**

```json
{
  "text": "string"
}
```

**Response**

```json
{
  "annotation": "string",
  "completed": false,
  "completed_at": "string",
  "completer_id": "string",
  "has_replies": false,
  "id": "eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee",
  "like_count": 0,
  "owner": {
    "digest_frequency": "0 * * * *",
    "features_seen": "string",
    "profile_image_original": "string",
    "image_32": "string",
    "image_128": "string",
    "from_google": false,
    "mfa_enforced_at": "string",
    "email": "jane@frame.io",
    "bio": "string",
    "name": "Jane Doe",
    "image_64": "string",
    "timezone_value": "America/New_York",
    "account_id": "string",
    "updated_at": "2025-12-19T14:55:05.324848Z",
    "image_256": "string",
    "_type": "user",
    "context": {
      "company_name": "string",
      "id": "aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa",
      "industry": "string",
      "job_title": "string",
      "role": "string",
      "team_size": 2
    },
    "upload_url": "string",
    "location": "string",
    "phone": "string",
    "deleted_at": "string",
    "profile_image": "https://static-assets.frame.io/app/anon.jpg",
    "first_login_at": "2025-09-17T18:09:39.768640Z",
    "joined_via": "organic",
    "email_confirm_by": "string",
    "id": "cccccccc-cccc-cccc-cccc-cccccccccccc",
    "next_digest_date": "2025-09-17T18:09:35.668306Z",
    "email_preferences": "string",
    "last_seen": "string",
    "inserted_at": "2025-09-17T18:09:35.685694Z",
    "from_adobe": true,
    "avatar_color": "yellow",
    "highest_account_role": "string",
    "integrations": [
      "string"
    ],
    "roles": {
      "admin": false,
      "id": "bbbbbbbb-bbbb-bbbb-bbbb-bbbbbbbbbbbb",
      "sales": true,
      "support": true,
      "service_desk": false
    },
    "user_default_color": "#ff409f"
  },
  "owner_id": "cccccccc-cccc-cccc-cccc-cccccccccccc",
  "text": "This is a comment from the camera",
  "timestamp": 33,
  "_type": "comment",
  "anonymous_user_id": "string",
  "aspect_ratio": 1.777778,
  "asset_id": "dddddddd-dddd-dddd-dddd-dddddddddddd",
  "comment_entities": [],
  "deleted_at": "string",
  "device_channel_input_id": "string",
  "duration": 1,
  "fov": 65,
  "frame": 33,
  "inserted_at": "2026-01-28T19:31:40.501158Z",
  "page": 1,
  "parent_id": "string",
  "pitch": 1,
  "private": true,
  "read_count": 0,
  "review_link_id": "string",
  "target_asset_id": "string",
  "text_edited_at": "string",
  "thumb": "string",
  "timestamp_microseconds": 1,
  "updated_at": "2026-01-28T19:31:40.523368Z",
  "yaw": 1
}
```

**SDK Code**

```python response
import requests

url = "https://api.frame.io/v2/devices/assets/asset_id/comments"

payload = { "text": "string" }
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.json())
```

```javascript response
const url = 'https://api.frame.io/v2/devices/assets/asset_id/comments';
const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: '{"text":"string"}'
};

try {
  const response = await fetch(url, options);
  const data = await response.json();
  console.log(data);
} catch (error) {
  console.error(error);
}
```

```go response
package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.frame.io/v2/devices/assets/asset_id/comments"

	payload := strings.NewReader("{\n  \"text\": \"string\"\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(res)
	fmt.Println(string(body))

}
```

```ruby response
require 'uri'
require 'net/http'

url = URI("https://api.frame.io/v2/devices/assets/asset_id/comments")

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  \"text\": \"string\"\n}"

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

```java response
import com.mashape.unirest.http.HttpResponse;
import com.mashape.unirest.http.Unirest;

HttpResponse<String> response = Unirest.post("https://api.frame.io/v2/devices/assets/asset_id/comments")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"text\": \"string\"\n}")
  .asString();
```

```php response
<?php
require_once('vendor/autoload.php');

$client = new \GuzzleHttp\Client();

$response = $client->request('POST', 'https://api.frame.io/v2/devices/assets/asset_id/comments', [
  'body' => '{
  "text": "string"
}',
  'headers' => [
    'Authorization' => 'Bearer <token>',
    'Content-Type' => 'application/json',
  ],
]);

echo $response->getBody();
```

```csharp response
using RestSharp;

var client = new RestClient("https://api.frame.io/v2/devices/assets/asset_id/comments");
var request = new RestRequest(Method.POST);
request.AddHeader("Authorization", "Bearer <token>");
request.AddHeader("Content-Type", "application/json");
request.AddParameter("application/json", "{\n  \"text\": \"string\"\n}", ParameterType.RequestBody);
IRestResponse response = client.Execute(request);
```

```swift response
import Foundation

let headers = [
  "Authorization": "Bearer <token>",
  "Content-Type": "application/json"
]
let parameters = ["text": "string"] as [String : Any]

let postData = JSONSerialization.data(withJSONObject: parameters, options: [])

let request = NSMutableURLRequest(url: NSURL(string: "https://api.frame.io/v2/devices/assets/asset_id/comments")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "POST"
request.allHTTPHeaderFields = headers
request.httpBody = postData as Data

let session = URLSession.shared
let dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in
  if (error != nil) {
    print(error as Any)
  } else {
    let httpResponse = response as? HTTPURLResponse
    print(httpResponse)
  }
})

dataTask.resume()
```