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POST
prediction.kalshi.trades

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
ticker
string
required

Market ticker identifier. Use GET /v1/prediction-market/kalshi/markets or GET /v1/search/prediction-market?platform=kalshi&q={keyword} to discover valid tickers. Example: KXBTC2026250-27JAN01-250000.

Required string length: 1 - 512
from
string

Start of time range. Accepts Unix seconds (1704067200) or date string (2024-01-01).

Required string length: 1 - 512
limit
number

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

Required range: x >= 1
minAmount
integer

Minimum notional volume in USD (each contract = $1).

Required range: 0 <= x <= 1000000
order
enum<string>

Sort order. Example: desc. Defaults to "desc".

Available options:
asc,
desc
sortBy
enum<string>

Field to sort results by. Example: timestamp. Defaults to "timestamp".

Available options:
timestamp,
notional_volume_usd
takerSide
enum<string>

Filter by taker side: yes or no.

Available options:
yes,
no
to
string

End of time range. Accepts Unix seconds (1706745600) or date string (2024-02-01).

Required string length: 1 - 512

Response

The result

results
object[]
required

The matching items.

nextCursor
string

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