Comments

March 23, 2026 · View on GitHub

To determine if a resource can be commented on, check for the presence of comments_count and comments_url attributes in its JSON response.

Endpoints:

Get comments

  • GET /recordings/3/comments.json will return a paginated list of active comments for the recording with ID of 3.
Example JSON Response
[
  {
    "id": 1069479407,
    "status": "active",
    "visible_to_clients": false,
    "created_at": "2025-12-30T19:39:00.000Z",
    "updated_at": "2025-12-30T19:39:00.000Z",
    "title": "Re: We won Leto!",
    "inherits_status": true,
    "type": "Comment",
    "url": "https://3.basecampapi.com/195539477/buckets/2085958504/comments/1069479407.json",
    "app_url": "https://3.basecamp.com/195539477/buckets/2085958504/messages/1069479406#__recording_1069479407",
    "bookmark_url": "https://3.basecampapi.com/195539477/my/bookmarks/BAh7BkkiC19yYWlscwY6BkVUewdJIglkYXRhBjsAVEkiLmdpZDovL2JjMy9SZWNvcmRpbmcvMTA2OTQ3OTQwNz9leHBpcmVzX2luBjsAVEkiCHB1cgY7AFRJIg1yZWFkYWJsZQY7AFQ=--2d87c12332eb478cb125670282e0540a56500c87.json",
    "boosts_count": 0,
    "boosts_url": "https://3.basecampapi.com/195539477/buckets/2085958504/recordings/1069479407/boosts.json",
    "parent": {
      "id": 1069479406,
      "title": "We won Leto!",
      "type": "Message",
      "url": "https://3.basecampapi.com/195539477/buckets/2085958504/messages/1069479406.json",
      "app_url": "https://3.basecamp.com/195539477/buckets/2085958504/messages/1069479406"
    },
    "bucket": {
      "id": 2085958504,
      "name": "The Leto Laptop",
      "type": "Project"
    },
    "creator": {
      "id": 1049715916,
      "attachable_sgid": "BAh7BkkiC19yYWlscwY6BkVUewdJIglkYXRhBjsAVEkiK2dpZDovL2JjMy9QZXJzb24vMTA0OTcxNTkxNj9leHBpcmVzX2luBjsAVEkiCHB1cgY7AFRJIg9hdHRhY2hhYmxlBjsAVA==--6414c77c0a206bc7d45987b8335318b768e8651f",
      "name": "Andrew Wong",
      "email_address": "andrew@honchodesign.com",
      "personable_type": "User",
      "title": "Senior Branding Strategist",
      "bio": null,
      "location": null,
      "created_at": "2026-02-12T06:08:51.481Z",
      "updated_at": "2026-02-12T06:08:51.481Z",
      "admin": false,
      "owner": false,
      "client": false,
      "employee": false,
      "time_zone": "America/Chicago",
      "avatar_url": "https://3.basecampapi.com/195539477/people/BAhpBMxkkT4=--0ea74d7e5d39ad2d120da79250b179b7e0b00c44/avatar",
      "can_ping": true,
      "can_manage_projects": true,
      "can_manage_people": true,
      "can_access_timesheet": true,
      "can_access_hill_charts": true
    },
    "content": "Yeah! Great job everyone! Super excited to get going!"
  }
]
Copy as cURL
curl -s -H "Authorization: Bearer $ACCESS_TOKEN" https://3.basecampapi.com/$ACCOUNT_ID/recordings/3/comments.json

Get a comment

  • GET /comments/2.json will return the comment with an ID of 2.
Example JSON Response
{
  "id": 1069479416,
  "status": "active",
  "visible_to_clients": false,
  "created_at": "2025-12-31T01:20:00.000Z",
  "updated_at": "2025-12-31T01:20:00.000Z",
  "title": "Re: We won Leto!",
  "inherits_status": true,
  "type": "Comment",
  "url": "https://3.basecampapi.com/195539477/buckets/2085958504/comments/1069479416.json",
  "app_url": "https://3.basecamp.com/195539477/buckets/2085958504/messages/1069479406#__recording_1069479416",
  "bookmark_url": "https://3.basecampapi.com/195539477/my/bookmarks/BAh7BkkiC19yYWlscwY6BkVUewdJIglkYXRhBjsAVEkiLmdpZDovL2JjMy9SZWNvcmRpbmcvMTA2OTQ3OTQxNj9leHBpcmVzX2luBjsAVEkiCHB1cgY7AFRJIg1yZWFkYWJsZQY7AFQ=--cdd017a73b856e57fbc03bcaf209b104e458a3c9.json",
  "boosts_count": 0,
  "boosts_url": "https://3.basecampapi.com/195539477/buckets/2085958504/recordings/1069479416/boosts.json",
  "parent": {
    "id": 1069479406,
    "title": "We won Leto!",
    "type": "Message",
    "url": "https://3.basecampapi.com/195539477/buckets/2085958504/messages/1069479406.json",
    "app_url": "https://3.basecamp.com/195539477/buckets/2085958504/messages/1069479406"
  },
  "bucket": {
    "id": 2085958504,
    "name": "The Leto Laptop",
    "type": "Project"
  },
  "creator": {
    "id": 1049715938,
    "attachable_sgid": "BAh7BkkiC19yYWlscwY6BkVUewdJIglkYXRhBjsAVEkiK2dpZDovL2JjMy9QZXJzb24vMTA0OTcxNTkzOD9leHBpcmVzX2luBjsAVEkiCHB1cgY7AFRJIg9hdHRhY2hhYmxlBjsAVA==--4ccc567a0a3b10e354bca909b704637b601f0b16",
    "name": "Annie Bryan",
    "email_address": "annie@honchodesign.com",
    "personable_type": "User",
    "title": "Central Markets Manager",
    "bio": "To open a store is easy, to keep it open is an art",
    "location": null,
    "created_at": "2026-02-12T06:08:57.340Z",
    "updated_at": "2026-02-12T06:08:57.340Z",
    "admin": false,
    "owner": false,
    "client": false,
    "employee": true,
    "time_zone": "America/Chicago",
    "avatar_url": "https://3.basecampapi.com/195539477/people/BAhpBOJkkT4=--732a71fbd28ec10d9bf4466abd3588a8bea40bdb/avatar",
    "company": {
      "id": 1033447817,
      "name": "Honcho Design"
    },
    "can_ping": true,
    "can_manage_projects": true,
    "can_manage_people": true,
    "can_access_timesheet": true,
    "can_access_hill_charts": true
  },
  "content": "I just want to echo what just about everyone already said. This is a big one for us, and I can't wait to get going. I'll be spinning up the project shortly!"
}
Copy as cURL
curl -s -H "Authorization: Bearer $ACCESS_TOKEN" https://3.basecampapi.com/$ACCOUNT_ID/comments/2.json

Create a comment

  • POST /recordings/3/comments.json publishes a comment under the recording with an ID of 3.

Required parameters: content as the body of the comment. See our Rich text guide for what HTML tags are allowed.

Note: All people who are subscribed to the recording will be notified when the comment is posted.

This endpoint will return 201 Created with the current JSON representation of the comment if the creation was a success. See the Get a comment endpoint for more info on the payload. The Location header will contain a URL to the HTML version of the new comment.

Example JSON Request
{
  "content": "<div><em>Wow!</em> That is cool.</div>"
}
Copy as cURL
curl -s -H "Authorization: Bearer $ACCESS_TOKEN" -H "Content-Type: application/json" \
  -d '{"content":"<div><em>Wow!</em> That is cool.</div>"}' \
  https://3.basecampapi.com/$ACCOUNT_ID/recordings/3/comments.json

Update a comment

  • PUT /comments/2.json allows changing content of the comment with an ID of 2.

This endpoint will return 200 OK with the current JSON representation of the comment if the update was a success. See the Get a comment endpoint for more info on the payload. The Location header will contain a URL to the HTML version of the updated comment.

Example JSON Request
{
  "content": "<div><em>No way!</em> That isn't cool at all.</div>"
}
Copy as cURL
curl -s -H "Authorization: Bearer $ACCESS_TOKEN" -H "Content-Type: application/json" \
  -d '{"content":"<div><em>No way!</em> That isn't cool at all.</div>"}' -X PUT \
  https://3.basecampapi.com/$ACCOUNT_ID/comments/2.json

Legacy project-scoped routes

The following project-scoped routes are still supported and will remain available, but flat routes above are the canonical form for new integrations.