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POST
prediction.markets.daily-comparison

Authorizations

Authorization
string
header
required

API key: sk_live_…

Headers

Idempotency-Key
string

Optional. A retry with the same key returns the stored result.

Maximum string length: 255
Pramaan-Max-Price-Micro
string

Optional. The most this request may be priced at, in micro-USD (a whole number above 0). It replaces the capability's own price ceiling for this request, lower or higher. Sources that could cost more are left out; when none is left the answer is 400 with the lowest limit that would work.

Pattern: ^[1-9]\d{0,14}$

Body

application/json
kalshiMarketTicker
string
required

Kalshi market ticker. Example: KXBTC2026250-27JAN01-250000.

Required string length: 1 - 512
polymarketConditionId
string
required

Polymarket condition ID. Example: 0x6fefc0438c7598b23531457c8c60541990d0786bd4bd9dfc3eabc8d95c291092.

Required string length: 1 - 512
limit
number

How many to return, 1 to 20. Default 10.

Required range: x >= 1
timeRange
enum<string>

Window of daily data to return: 1d, 7d, 30d, 90d, 180d, 1y, or all. Bucket size is fixed at 1 day — this endpoint uses time_range only and does NOT accept interval. Example: 30d. Defaults to "30d".

Available options:
1d,
7d,
30d,
90d,
180d,
1y,
all

Response

The result

results
object[]
required

The matching items.

nextCursor
string

Pass as cursor to get the next page; absent on the last page.