Mexican Mid-month CPI (Sep MM) 0.33% vs. Exp. 0.26% (Prev. 0.1%)

The pattern in past episodes is that upside surprises in the biweekly print, particularly where core components rather than energy or food are doing the work, have translated into a more cautious statement at the subsequent decision rather than an outright pause, since Banxico has historically preferred to preserve optionality and adjust the pace of cuts rather than reverse direction. The transmission channel runs through the near end of the TIIE curve and the short-dated swaps where the next meeting is priced, with the peso typically firmer on prints that keep real rates elevated, given how much of the currency's carry appeal rests on the spread over the policy rate elsewhere in the region. The distinction worth drawing is whether the upside sits in core services, which would argue for stickier disinflation, or in volatile agricultural and energy items, which Banxico has tended to look through. The follow-ons are the full-month release and the core breakdown, then the board's rhetoric heading into the next decision, where prior form is to signal a slower path rather than commit to a hold.