Market comparison

CPI core in October

2 venues · 34 outcome rows · 0 comparable lines · 0 verified parity · active

Kalshi

Open venue ↗

11 outcomes · $712K reported volume

Observed 1m ago

Recorded venue end date: Nov 10, 2026

Polymarket

Open venue ↗

23 outcomes · $91K reported volume

Observed 2m ago

Observed 1m ago

Recorded venue end date: Apr 1, 2027

Check settlement rules before comparing contracts. Matched outcomes may settle differently. These are stored prices; record update times do not certify live quotes. Differences exclude fees and available size.

No shared outcome identities or comparable outcome lines are available for this event. Each venue’s outcomes are listed separately.

Available outcome prices by venue for CPI core in October
Outcome	Kalshi	Polymarket	Difference
0.0% Not aligned No persisted outcome identity connects these venue contracts.	—	3.6% Bid 2.0% · Ask 5.3% ≤0.0% Open Polymarket ↗	—
0.1% Not aligned No persisted outcome identity connects these venue contracts.	—	19.0% Bid 17.0% · Ask 21.0% 0.1% Open Polymarket ↗	—
0.2% Not aligned No persisted outcome identity connects these venue contracts.	—	37.5% Bid 35.0% · Ask 40.0% 0.2% Open Polymarket ↗	—
0.3% Not aligned No persisted outcome identity connects these venue contracts.	—	32.5% Bid 31.0% · Ask 34.0% 0.3% Open Polymarket ↗	—
0.4% Not aligned No persisted outcome identity connects these venue contracts.	—	12.5% Bid 10.0% · Ask 15.0% 0.4% Open Polymarket ↗	—
0.5% Not aligned No persisted outcome identity connects these venue contracts.	—	2.1% Bid 0.6% · Ask 3.7% 0.5% Open Polymarket ↗	—
0.6%+ Not aligned No persisted outcome identity connects these venue contracts.	—	0.4% Bid 0.2% · Ask 0.7% 0.6%+ Open Polymarket ↗	—
1.9% Not aligned No persisted outcome identity connects these venue contracts.	—	3.2% Bid 1.3% · Ask 5.1% ≤1.9% Open Polymarket ↗	—
2.0-2.4% Not aligned No persisted outcome identity connects these venue contracts.	—	91.0% Bid 89.0% · Ask 93.0% 2.0-2.4% Open Polymarket ↗	—
2.2% Not aligned No persisted outcome identity connects these venue contracts.	—	1.1% Bid 0.3% · Ask 1.9% ≤2.2% Open Polymarket ↗	—
2.3% Not aligned No persisted outcome identity connects these venue contracts.	—	1.4% Bid 0.2% · Ask 2.5% 2.3% Open Polymarket ↗	—
2.4% Not aligned No persisted outcome identity connects these venue contracts.	—	1.4% Bid 0.2% · Ask 2.5% 2.4% Open Polymarket ↗	—
2.5-2.9% Not aligned No persisted outcome identity connects these venue contracts.	—	4.7% Bid 1.3% · Ask 8.0% 2.5-2.9% Open Polymarket ↗	—
2.5% Not aligned No persisted outcome identity connects these venue contracts.	—	2.0% Bid 0.3% · Ask 3.7% 2.5% Open Polymarket ↗	—
2.6% Not aligned No persisted outcome identity connects these venue contracts.	—	77.5% Bid 77.0% · Ask 78.0% 2.6% Open Polymarket ↗	—
2.7% Not aligned No persisted outcome identity connects these venue contracts.	—	5.0% Bid 1.0% · Ask 9.0% 2.7% Open Polymarket ↗	—
2.8% Not aligned No persisted outcome identity connects these venue contracts.	—	0.5% Bid 0.1% · Ask 1.0% 2.8% Open Polymarket ↗	—
2.9% Not aligned No persisted outcome identity connects these venue contracts.	—	0.5% Bid 0.1% · Ask 1.0% 2.9% Open Polymarket ↗	—
3.0-3.4% Not aligned No persisted outcome identity connects these venue contracts.	—	4.8% Bid 1.6% · Ask 8.0% 3.0-3.4% Open Polymarket ↗	—
3.0% Not aligned No persisted outcome identity connects these venue contracts.	—	14.5% Bid 13.1% · Ask 16.0% 3.0% Open Polymarket ↗	—
3.1% Not aligned No persisted outcome identity connects these venue contracts.	—	0.7% Bid 0.1% · Ask 1.2% ≥3.1% Open Polymarket ↗	—
3.5-3.9% Not aligned No persisted outcome identity connects these venue contracts.	—	0.1% Bid 0.1% · Ask 0.1% 3.5-3.9% Open Polymarket ↗	—
4.0%+ Not aligned No persisted outcome identity connects these venue contracts.	—	0.9% Bid 0.7% · Ask 1.1% 4.0%+ Open Polymarket ↗	—
Above 0.0% Not aligned No persisted outcome identity connects these venue contracts.	95.0% Bid 94.0% · Ask 95.0% Above 0.0% Open Kalshi ↗	—	—
Above 0.1% Not aligned No persisted outcome identity connects these venue contracts.	76.0% Bid 75.0% · Ask 76.0% Above 0.1% Open Kalshi ↗	—	—
Above 0.2% Not aligned No persisted outcome identity connects these venue contracts.	51.0% Bid 51.0% · Ask 55.0% Above 0.2% Open Kalshi ↗	—	—
Above 0.3% Not aligned No persisted outcome identity connects these venue contracts.	17.0% Bid 17.0% · Ask 18.0% Above 0.3% Open Kalshi ↗	—	—
Above 0.4% Not aligned No persisted outcome identity connects these venue contracts.	6.0% Bid 5.0% · Ask 6.0% Above 0.4% Open Kalshi ↗	—	—
Above 0.5% Not aligned No persisted outcome identity connects these venue contracts.	1.0% Bid 0.0% · Ask 2.0% Above 0.5% Open Kalshi ↗	—	—
Above 0.6% Not aligned No persisted outcome identity connects these venue contracts.	1.0% Bid 1.0% · Ask 2.0% Above 0.6% Open Kalshi ↗	—	—
Above 0.7% Not aligned No persisted outcome identity connects these venue contracts.	1.0% Bid 0.0% · Ask 1.0% Above 0.7% Open Kalshi ↗	—	—
Above 0.8% Not aligned No persisted outcome identity connects these venue contracts.	1.0% Bid 0.0% · Ask 1.0% Above 0.8% Open Kalshi ↗	—	—
Above 0.9% Not aligned No persisted outcome identity connects these venue contracts.	1.0% Bid 0.0% · Ask 1.0% Above 0.9% Open Kalshi ↗	—	—
Above 1.0% Not aligned No persisted outcome identity connects these venue contracts.	1.0% Bid 0.0% · Ask 1.0% Above 1.0% Open Kalshi ↗	—	—

0.0%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

3.6%

Bid 2.0% · Ask 5.3%

≤0.0%

Open Polymarket ↗

0.1%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

19.0%

Bid 17.0% · Ask 21.0%

0.1%

Open Polymarket ↗

0.2%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

37.5%

Bid 35.0% · Ask 40.0%

0.2%

Open Polymarket ↗

0.3%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

32.5%

Bid 31.0% · Ask 34.0%

0.3%

Open Polymarket ↗

0.4%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

12.5%

Bid 10.0% · Ask 15.0%

0.4%

Open Polymarket ↗

0.5%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

2.1%

Bid 0.6% · Ask 3.7%

0.5%

Open Polymarket ↗

0.6%+

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

0.4%

Bid 0.2% · Ask 0.7%

0.6%+

Open Polymarket ↗

1.9%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

3.2%

Bid 1.3% · Ask 5.1%

≤1.9%

Open Polymarket ↗

2.0-2.4%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

91.0%

Bid 89.0% · Ask 93.0%

2.0-2.4%

Open Polymarket ↗

2.2%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

1.1%

Bid 0.3% · Ask 1.9%

≤2.2%

Open Polymarket ↗

2.3%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

1.4%

Bid 0.2% · Ask 2.5%

2.3%

Open Polymarket ↗

2.4%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

1.4%

Bid 0.2% · Ask 2.5%

2.4%

Open Polymarket ↗

2.5-2.9%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

4.7%

Bid 1.3% · Ask 8.0%

2.5-2.9%

Open Polymarket ↗

2.5%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

2.0%

Bid 0.3% · Ask 3.7%

2.5%

Open Polymarket ↗

2.6%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

77.5%

Bid 77.0% · Ask 78.0%

2.6%

Open Polymarket ↗

2.7%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

5.0%

Bid 1.0% · Ask 9.0%

2.7%

Open Polymarket ↗

2.8%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

0.5%

Bid 0.1% · Ask 1.0%

2.8%

Open Polymarket ↗

2.9%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

0.5%

Bid 0.1% · Ask 1.0%

2.9%

Open Polymarket ↗

3.0-3.4%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

4.8%

Bid 1.6% · Ask 8.0%

3.0-3.4%

Open Polymarket ↗

3.0%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

14.5%

Bid 13.1% · Ask 16.0%

3.0%

Open Polymarket ↗

3.1%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

0.7%

Bid 0.1% · Ask 1.2%

≥3.1%

Open Polymarket ↗

3.5-3.9%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

0.1%

Bid 0.1% · Ask 0.1%

3.5-3.9%

Open Polymarket ↗

4.0%+

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

0.9%

Bid 0.7% · Ask 1.1%

4.0%+

Open Polymarket ↗

Above 0.0%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

95.0%

Bid 94.0% · Ask 95.0%

Above 0.0%

Open Kalshi ↗

Polymarket

—

Above 0.1%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

76.0%

Bid 75.0% · Ask 76.0%

Above 0.1%

Open Kalshi ↗

Polymarket

—

Above 0.2%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

51.0%

Bid 51.0% · Ask 55.0%

Above 0.2%

Open Kalshi ↗

Polymarket

—

Above 0.3%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

17.0%

Bid 17.0% · Ask 18.0%

Above 0.3%

Open Kalshi ↗

Polymarket

—

Above 0.4%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

6.0%

Bid 5.0% · Ask 6.0%

Above 0.4%

Open Kalshi ↗

Polymarket

—

Above 0.5%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

1.0%

Bid 0.0% · Ask 2.0%

Above 0.5%

Open Kalshi ↗

Polymarket

—

Above 0.6%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

1.0%

Bid 1.0% · Ask 2.0%

Above 0.6%

Open Kalshi ↗

Polymarket

—

Above 0.7%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

1.0%

Bid 0.0% · Ask 1.0%

Above 0.7%

Open Kalshi ↗

Polymarket

—

Above 0.8%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

1.0%

Bid 0.0% · Ask 1.0%

Above 0.8%

Open Kalshi ↗

Polymarket

—

Above 0.9%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

1.0%

Bid 0.0% · Ask 1.0%

Above 0.9%

Open Kalshi ↗

Polymarket

—

Above 1.0%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

1.0%

Bid 0.0% · Ask 1.0%

Above 1.0%

Open Kalshi ↗

Polymarket

—

Prices are shown as percentages of a $1 payout. “pp” means percentage points. A dash means data is unavailable.

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