RBI Rate Odds Rise as October Decision Nears: Hike at 78%

Polymarket put the chance of a 25-basis-point Reserve Bank of India rate increase at 77.5% at 07:44 UTC on October 6. That is up from 65% at 13:00 UTC on October 5, a 12.5 percentage-point swing in a market whose event has not happened yet. The RBI Monetary Policy Committee is meeting from October 5 to 7, and its decision is scheduled for October 7.

The repricing is the clearest prediction-market signal on the calendar today. It does not tell us what the RBI has decided. The official RBI meeting schedule says the committee will meet over those three days, and Polymarket’s market rules say the contract resolves from the committee’s published October statement. As of this morning, that statement is still ahead of the market.

Related reading: Event markets moved to a 56 percent October hike after Warsh's first raise. The 2-year Treasury moved with them..

What the odds measure

The Polymarket contract asks, verbatim, “Will the Reserve Bank of India increase the policy repo rate by 25 bps at the October meeting?” Its outcome price was 0.775 on the Gamma market endpoint at 07:44 UTC October 6, with a displayed one-day trading volume of about $2,095 and total volume near $13,915. The market’s liquidity field was about $884. Those are venue-reported figures, not an audited measure of the full event-market activity.

The sharpest move came on October 5. The CLOB hourly history shows the YES price at 88.5% at 11:00 UTC, then 65% at 13:00 UTC. It recovered to 78.5% at 07:00 UTC on October 6 before the Gamma endpoint showed 77.5% at 07:44 UTC. The market has been volatile around a high baseline, not steadily repricing in one direction.

For the broader framework, see our Fed policy coverage.

Related reading: 29K payrolls cut October hike odds to near 20% from 70%.

That distinction matters. A probability price is a consensus expressed through a particular venue and contract, not a poll of policymakers and not a reliable account of what happened behind closed doors. The intraday 23.5-point fall from 11:00 to 13:00 UTC on October 5 could reflect new information, thin order books, a large participant, or some combination. The public market data retrieved here does not identify a cause, so attributing the move to a specific report would go beyond the evidence.

The official RBI calendar is the firm anchor. The Reserve Bank published the 2026-27 Monetary Policy Committee schedule as a formal press release, listing October 5, 6 and 7 for the meeting. The previous RBI policy statement, press release 63403, said the prior committee voted unanimously to keep the repo rate at 5.25%, with the standing deposit facility at 5.00% and the marginal standing facility and Bank Rate at 5.50%. Those are the last reported settings, not a forecast of Wednesday’s decision.

Related reading: October Hike Odds Jump 14 Points on the Barr Speech.

A narrow contract, a broad policy question

The contract covers one outcome: a 25-basis-point increase. It does not by itself summarize the probability of every possible decision unless paired with all of the other contracts in the event. Nor does it say whether a hike would be a one-meeting adjustment or the start of a longer cycle. Readers should treat the 77.5% as the price of this precise question at a precise time.

The venue’s displayed liquidity and volume also counsel against reading every tick as a macro signal. A move in a relatively modest pool of liquidity can be large without representing broad agreement across investors. Polymarket’s own data lists roughly $13,915 in cumulative volume and $884 in liquidity for the specific contract on October 6. Those numbers characterize this market, not India’s much larger rates complex.

Related reading: Weak September jobs report cuts October Fed hike odds to 18%.

There is a straightforward countercase to the hike probability: the last published RBI statement kept the rate unchanged and retained a neutral stance. That earlier decision is not evidence that the committee will repeat it, but it establishes the documented baseline. The market price has shifted toward an increase, while the official outcome remains pending. The forecast should be judged only after the RBI releases the resolution.

What to watch next

The Polymarket contract rules say the RBI decision is expected October 7. The decisive check is the official monetary policy statement and its announced repo-rate change, not another movement in the contract price. Polymarket’s rules specify the RBI’s October statement as the resolution source and state that the contract may resolve after publication. Until then, the 77.5% price is an expectation, not a result.

For event-market readers, the useful information today is the scale and timing of the repricing: a sharp drop on October 5 followed by a rebound into the scheduled announcement. Whether this reflects durable conviction or short-lived trading pressure becomes measurable when the official statement arrives and the contract settles. The next comparison is the market’s final price against the RBI’s published decision.

This content is for informational purposes only and does not constitute financial advice. Past performance is not indicative of future results. Consult a qualified financial advisor before making investment decisions.

Sources: Polymarket Gamma market data and Polymarket CLOB hourly price history, retrieved October 6, 2026; Reserve Bank of India MPC meeting schedule and previous RBI policy resolution.