# Add or update a user **POST /user** Add or update a user. The user is ingested asynchronously. Default rate limit: 300 requests per minute (free workspaces: 1000 users per week). ## Servers - Lasso Moderation API V1: https://api.lassomoderation.com/api/v1 (Lasso Moderation API V1) ## Authentication methods - Bearer auth ## Parameters ### Body: application/json (object) - **user** (object) Model for a user that you can send to Lasso. If the id of the user does not yet exist a new user will be made. ## Responses ### 200 OK #### Body: application/json (object) - **success** (boolean) ### 400 The request is invalid, see the error field for details #### Body: application/json (object) - **success** (boolean) - **error** (string | object) A message describing the error. For validation errors this is an object with an error message per field. ### 401 The API token is missing or invalid #### Body: application/json (object) - **success** (boolean) - **error** (string | object) A message describing the error. For validation errors this is an object with an error message per field. ### 429 The rate limit has been exceeded, check the X-RateLimit headers for limits #### Headers - **X-RateLimit-Limit** () The rate limit interval in milliseconds - **X-RateLimit-Remaining** () The number of requests remaining in the current interval - **X-RateLimit-Reset** () The number of milliseconds until requests are allowed again #### Body: application/json (object) - **error** (string) [Powered by Bump.sh](https://bump.sh)