# Start a new CAT attempt **POST /api/v1/cats/{id}/new-attempt** Creates a new attempt for a student to take the CAT. Students can only attempt if within the allowed time window and attempt limits. ## Servers - Local server: http://localhost:3500 (Local server) - Production server: https://api.echoplain.social (Production server) ## Parameters ### Path parameters - **id** (string) CAT ID to attempt ## Responses ### 201 CAT attempt started successfully ### 400 Cannot start attempt - CAT not available, time window passed, or attempt limit exceeded ### 404 CAT not found [Powered by Bump.sh](https://bump.sh)