The Bank of Japan leaves its policy rate unchanged at its October 29–30, 2026 meeting.

Question

Six frontier AI models put this at 86% by 4 Nov 2026. Full reasoning from every model.

WillHappen.ai · Accepted Answer

86% — the median of 6 frontier models, resolving by 2026-11-04.

Answer

Gemini (Google): 94% — BoJ leadership rarely delivers untelegraphed rate hikes, and media leaks 48 hours out confirm an overwhelming preference to hold. Governor Ueda and the Policy Board face domestic political uncertainty and US election risks, favoring waiting until December. Central bank leaks in Japan two days before the decision almost never fail to preview the actual outcome. A surprise 25 bps hike would require immediate currency emergency triggers that the current 152-153 yen range has not breached.

Answer

Claude (Anthropic): 78% — BoJ's own pre-meeting signaling toward a hold is the dominant driver here. Reports just before the meeting already point to the BoJ leaning toward holding steady on Oct 30. BoJ has moved gradually and rarely surprises markets with hikes absent strong prior signaling. A hawkish surprise could come if inflation data or yen weakness forces an unexpected hike, but no such signal is flagged yet.

Answer

GPT (OpenAI): 82% — It chiefly depends on whether October data or market stress forces the board to override its reported hold bias. The nine-member Policy Board can decide on Oct. 30 without outside approval, and reporting two days before favors no move. At scheduled meetings, central banks usually hold; a 2.1% September print is near target, not by itself a clear tightening trigger. A sharp yen slide, wage/inflation surprise, or financial-market shock before the decision would be the main reason to revise upward.

Answer

Grok (xAI): 84% — Pre-meeting leaks already signal a hold; Ueda’s board almost never surprises hawkishly 24h out. Nikkei/Reuters 28 Oct say majority for unchanged despite 2.1% CPI; meeting starts tomorrow. BoJ hiked only twice since exiting NIRP in 2024; holds are the modal outcome. Only a sudden yen plunge or leaked wage shock overnight would reverse it.

Answer

DeepSeek (DeepSeek): 88% — The BoJ has signaled a hold and no data between now and Oct. 30 is likely to force a hike. The BoJ's own communications and press reports point to a hold at the Oct. 29-30 meeting, and the bank rarely surprises markets when it has pre-signaled. September CPI at 2.1% is only modestly above target and core-core inflation remains below 2%, giving the BoJ room to wait for wage and service-price evidence. The main risk is a yen slide or political pressure forcing an off-cycle move, but with the meeting two days away that window is nearly closed.

Answer

Qwen (Alibaba): 94% — BoJ is signaling a hold with the meeting starting tomorrow; surprise moves are rare when guidance is this clear. Reports explicitly indicate the BoJ is leaning toward holding, and the meeting begins tomorrow—very little time for a policy pivot. The BoJ has surprised markets before (July 2024 hike), but those surprises came amid ambiguous signaling, not explicit hold guidance. A 2.1% CPI reading is near target but not above it enough to force an urgent hike, removing the main catalyst for a surprise.

The Bank of Japan leaves its policy rate unchanged at its October 29–30, 2026 meeting.

The Reserve Bank of New Zealand raises interest rates this week.

The Federal Reserve raises its benchmark interest rate on December 9, 2026.

The European Central Bank leaves interest rates unchanged at its October 29, 2026 meeting.

The Bank of Canada keeps interest rates unchanged on October 28, 2026.