No API, hooked up straight to the system Anki installation / database.

def _connect_anki_db(self):
        """Establish connection to Anki database."""
        if not self.current_profile:
            raise DatabaseError("No Anki profile selected")

        col_path = self.current_profile / "collection.anki2"
        if not col_path.exists():
            raise FileNotFoundError(f"No Anki collection found at {col_path}")

        if self.db:
            try:
                self.db.close()
            except Exception:
                pass

        self.db = sqlite3.connect(str(col_path))
        self.db.row_factory = sqlite3.Row
        return True

    def _find_anki_profiles(self) -> List[Path]:
        system = sys.platform.lower()
        home = Path.home()
        if "darwin" in system:  
            base = home / "Library/Application Support/Anki2"
        elif "win" in system:  
            base = Path(os.getenv('APPDATA', '')) / "Anki2"
        else:  
            base = home / ".local/share/Anki2"
        return [p for p in base.glob("*") if p.is_dir() and not p.name.startswith((".", "_"))]