Get session messages

Returns paginated message history with optional role filtering. This feature is enabled for selected organizations only.

GET /api/v0/sessions/{sessionId}/messages

Get session messages

cURL

curl --request GET \
  --url https://api.factory.ai/api/v0/sessions/{sessionId}/messages \
  --header 'Authorization: Bearer <token>'

200

{
  "messages": [
    {
      "id": "<string>",
      "content": [
        {
          "text": "<string>",
          "id": "<string>"
        }
      ],
      "createdAt": 123,
      "updatedAt": 123,
      "parentId": "<string>",
      "openaiMessageId": "<string>",
      "openaiEncryptedContent": "<string>",
      "openaiReasoningId": "<string>",
      "openaiReasoningSummary": "<string>",
      "geminiThoughtSignature": "<string>",
      "chatCompletionReasoningContent": "<string>",
      "isUserVisible": true,
      "isError": true
    }
  ],
  "pagination": {
    "hasMore": true,
    "nextCursor": "<string>"
  }
}

Authorizations

Authorization · string · header · required

Factory API key or JWT token for authentication

Path Parameters

sessionId · string · required

Query Parameters

limit · string · default: 20

Maximum number of items to return (1-100)

cursor · string

Cursor for pagination

computerId · string

Computer ID to query directly

role · enum<string>

Filter messages by role

Available options: user, assistant, tool

Response

200

application/json

Response for status 200

messages · object[] · required

Show child attributes

pagination · object · required

Show child attributes