Will the Bank of Brazil make no change to the target for the Selic rate at the September meeting?

Analysis

The trimmed mean (48.2%) still contains one likely polarity-flipped 2% forecast; the coherent-agent center is ~55%. I shade down to 46% to respect the genuinely dovish local rates-market pricing (DI/B3 imply ~60% Sept cut) that Agent 3 documented and I partially verified (B3 options confirm an August cut is expected). The conditional structure favors hold: ~80% chance August cuts to 14.00% (the Focus YE median), after which a September hold is the consensus path ('mixing pauses with cuts', pre-election meeting, inflation forecasts above ceiling); if August pauses instead, September is roughly a coin flip. That yields ~45-55% hold probability against a 29.5% market price — a 16+ point edge in our strongest measured category (policy/econ, 90% directional). The kill attempt fails because even the market's best justification (DI pricing) implies ~40%, above the current price. Sibling ladder note: this is threshold/band structure over one underlying (the Sept decision); my implied P(25bp cut) is ~48-50% vs the sibling priced at 60%, but the cleanest expression of the edge is YES on the hold market itself.

Key Evidence

Focus YE Selic median of 14.00% implies only one more 25bp cut (most likely August, which B3 Copom options confirm is ~priced in); June COPOM statement was hawkish (2026 inflation forecast raised to 5.2%, easing guidance dropped) and minutes signaled 'mixing pauses with cuts'; Finance Ministry raised 2026 IPCA to 5.1% (above 4.5% ceiling) on July 15; Goldman and Barclays expect a pause; even local DI pricing implies ~40% hold vs Polymarket's 29.5%.

Risks

It's September 15, 2026 and COPOM cut 25bp: soft July/August IPCA prints and a strong BRL kept the easing cycle alive, the DI curve's dovish pricing (60% Sept cut) proved better calibrated than the Focus survey median, and COPOM delivered its last cut before the October election rather than pausing.

View on Polymarket