Market comparison

Core inflation in December 2026 (Core CPI YoY)

2 venues · 21 outcome rows · 0 comparable lines · 0 verified parity · active

Kalshi

Open venue ↗

15 outcomes · $178K reported volume

Observed 51s ago

Recorded venue end date: Jan 13, 2027

Polymarket

Open venue ↗

12 outcomes · $154K reported volume

Observed 2m ago

Observed 51s ago

Recorded venue end date: Jan 22, 2027

Check settlement rules before comparing contracts. Matched outcomes may settle differently. These venues also report end dates more than 48 hours apart; event identity does not mean the contracts close or settle together. 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 Core inflation in December 2026 (Core CPI YoY)
Outcome	Kalshi	Polymarket	Difference
1.9% Not aligned No persisted outcome identity connects these venue contracts.	—	26.4% Bid 25.4% · Ask 27.4% ≤1.9% Open Polymarket ↗ 2.7% Bid 1.3% · Ask 4.1% ≤1.9% Open Polymarket ↗	—
2.0-2.4% Not aligned No persisted outcome identity connects these venue contracts.	—	67.3% Bid 64.7% · Ask 69.8% 2.0-2.4% Open Polymarket ↗ 91.0% Bid 89.0% · Ask 93.0% 2.0-2.4% Open Polymarket ↗	—
2.5-2.9% Not aligned No persisted outcome identity connects these venue contracts.	—	0.6% Bid 0.5% · Ask 0.7% 2.5-2.9% Open Polymarket ↗ 5.1% Bid 1.4% · Ask 8.7% 2.5-2.9% Open Polymarket ↗	—
3.0-3.4% Not aligned No persisted outcome identity connects these venue contracts.	—	0.5% Bid — · Ask 1.1% 3.0-3.4% Open Polymarket ↗ 5.0% Bid 1.6% · Ask 8.3% 3.0-3.4% Open Polymarket ↗	—
3.5-3.9% Not aligned No persisted outcome identity connects these venue contracts.	—	0.2% Bid 0.1% · Ask 0.3% 3.5-3.9% Open Polymarket ↗ 0.1% Bid 0.1% · Ask 0.2% 3.5-3.9% Open Polymarket ↗	—
4.0%+ Not aligned No persisted outcome identity connects these venue contracts.	—	0.2% Bid — · Ask 0.4% 4.0%+ Open Polymarket ↗ 0.9% Bid 0.7% · Ask 1.1% 4.0%+ Open Polymarket ↗	—
Above 2.1% Not aligned No persisted outcome identity connects these venue contracts.	98.0% Bid 98.0% · Ask 99.0% Above 2.1% Open Kalshi ↗	—	—
Above 2.2% Not aligned No persisted outcome identity connects these venue contracts.	96.0% Bid 95.0% · Ask 96.0% Above 2.2% Open Kalshi ↗	—	—
Above 2.3% Not aligned No persisted outcome identity connects these venue contracts.	96.0% Bid 95.0% · Ask 96.0% Above 2.3% Open Kalshi ↗	—	—
Above 2.4% Not aligned No persisted outcome identity connects these venue contracts.	95.0% Bid 94.0% · Ask 95.0% Above 2.4% Open Kalshi ↗	—	—
Above 2.5% Not aligned No persisted outcome identity connects these venue contracts.	95.0% Bid 94.0% · Ask 95.0% Above 2.5% Open Kalshi ↗	—	—
Above 2.6% Not aligned No persisted outcome identity connects these venue contracts.	86.0% Bid 82.0% · Ask 90.0% Above 2.6% Open Kalshi ↗	—	—
Above 2.7% Not aligned No persisted outcome identity connects these venue contracts.	77.0% Bid 77.0% · Ask 85.0% Above 2.7% Open Kalshi ↗	—	—
Above 2.8% Not aligned No persisted outcome identity connects these venue contracts.	62.0% Bid 61.0% · Ask 62.0% Above 2.8% Open Kalshi ↗	—	—
Above 2.9% Not aligned No persisted outcome identity connects these venue contracts.	50.0% Bid 49.0% · Ask 50.0% Above 2.9% Open Kalshi ↗	—	—
Above 3.0% Not aligned No persisted outcome identity connects these venue contracts.	28.0% Bid 28.0% · Ask 29.0% Above 3.0% Open Kalshi ↗	—	—
Above 3.1% Not aligned No persisted outcome identity connects these venue contracts.	15.0% Bid 13.0% · Ask 15.0% Above 3.1% Open Kalshi ↗	—	—
Above 3.2% Not aligned No persisted outcome identity connects these venue contracts.	7.0% Bid 6.0% · Ask 7.0% Above 3.2% Open Kalshi ↗	—	—
Above 3.3% Not aligned No persisted outcome identity connects these venue contracts.	5.0% Bid 5.0% · Ask 6.0% Above 3.3% Open Kalshi ↗	—	—
Above 3.4% Not aligned No persisted outcome identity connects these venue contracts.	5.0% Bid 5.0% · Ask 6.0% Above 3.4% Open Kalshi ↗	—	—
Above 3.5% Not aligned No persisted outcome identity connects these venue contracts.	1.0% Bid 1.0% · Ask 2.0% Above 3.5% Open Kalshi ↗	—	—

1.9%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

26.4%

Bid 25.4% · Ask 27.4%

≤1.9%

Open Polymarket ↗

2.7%

Bid 1.3% · Ask 4.1%

≤1.9%

Open Polymarket ↗

2.0-2.4%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

67.3%

Bid 64.7% · Ask 69.8%

2.0-2.4%

Open Polymarket ↗

91.0%

Bid 89.0% · Ask 93.0%

2.0-2.4%

Open Polymarket ↗

2.5-2.9%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

0.6%

Bid 0.5% · Ask 0.7%

2.5-2.9%

Open Polymarket ↗

5.1%

Bid 1.4% · Ask 8.7%

2.5-2.9%

Open Polymarket ↗

3.0-3.4%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

0.5%

Bid — · Ask 1.1%

3.0-3.4%

Open Polymarket ↗

5.0%

Bid 1.6% · Ask 8.3%

3.0-3.4%

Open Polymarket ↗

3.5-3.9%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

0.2%

Bid 0.1% · Ask 0.3%

3.5-3.9%

Open Polymarket ↗

0.1%

Bid 0.1% · Ask 0.2%

3.5-3.9%

Open Polymarket ↗

4.0%+

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

—

Polymarket

0.2%

Bid — · Ask 0.4%

4.0%+

Open Polymarket ↗

0.9%

Bid 0.7% · Ask 1.1%

4.0%+

Open Polymarket ↗

Above 2.1%

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

98.0%

Bid 98.0% · Ask 99.0%

Above 2.1%

Core inflation in December 2026 (Core CPI YoY)

Kalshi

Polymarket

1.9%

Kalshi

Polymarket

2.0-2.4%

Kalshi

Polymarket

2.5-2.9%

Kalshi

Polymarket

3.0-3.4%

Kalshi

Polymarket

3.5-3.9%

Kalshi

Polymarket

4.0%+

Kalshi

Polymarket

Above 2.1%

Kalshi

Polymarket

Above 2.2%

Kalshi

Polymarket

Above 2.3%

Kalshi

Polymarket

Above 2.4%

Kalshi

Polymarket

Above 2.5%

Kalshi

Polymarket

Above 2.6%

Kalshi

Polymarket

Above 2.7%

Kalshi

Polymarket

Above 2.8%

Kalshi

Polymarket

Above 2.9%

Kalshi

Polymarket

Above 3.0%

Kalshi

Polymarket

Above 3.1%

Kalshi

Polymarket

Above 3.2%

Kalshi

Polymarket

Above 3.3%

Kalshi

Polymarket

Above 3.4%

Kalshi

Polymarket

Above 3.5%

Kalshi

Polymarket