Federal Reserve officials who dissented against the central bank's decision to hold interest rates steady in July are now publicly warning that maintaining the current stance could prove costly if inflation remains elevated.

The dissenters, whose votes signaled internal disagreement during the latest policy meeting, have moved from private ballot to public commentary, arguing that the committee risks falling behind the curve by waiting for further data before acting.

The shift in tone from within the Fed has intensified market anxiety over the possibility of a surprise rate increase at the next policy meeting.

Traders have begun to reassess the probability of a hawkish pivot, particularly as recent economic data has shown resilience in labor markets and persistent price pressures in services sectors.

The comments, made on Friday, underscore a growing rift between officials who prioritize disinflation progress and those who fear premature easing could undermine the central bank's credibility.

This development marks a notable escalation in the Fed's internal debate, which had previously been confined to the minutes and voting records.