backend/app/core/limits.py

"""Per-user usage limits (enforced in services)."""

# Writing
DAILY_WRITING_SUBMIT_MAX = 5
DAILY_WRITING_CHAT_MAX = 40

# AI tutor (writing chat + dashboard /users/me/chat)
MONTHLY_TUTOR_QUESTIONS_MAX = 120

# Speaking evaluate (optional future)
DAILY_SPEAKING_EVAL_MAX = 20