Get a Kalshi market

Try in Playground

Get one Kalshi market by ticker: the question, Yes and No bid and ask, last price, volume, open interest, rules, strike and settlement result. Settled markets that Kalshi has moved to its archive are returned with archived true. A kalshi.com event link also works when its event has one market.

GET/v1/kalshi/marketx-api-key

Headers

Get your API key

x-api-keystringrequiredheader

Your ScrapeAtlas customer key. Create one on /account/ and set SCRAPEATLAS_API_KEY.

Query parameters

tickerstringquery

Market ticker, for example KXWC-30-ESP. Lower case is accepted.

ExampleKXWC-30-ESP

urlstringquery

Alternative to ticker: a kalshi.com/markets/<series>/<slug>/<event> link whose event has exactly one market.

max 600 chars

Response fields

requestIdstring

Request correlation UUID.

Upstream requests, decoded response bytes and elapsed milliseconds.

accounting.upstreamRequestsinteger

Always included.

≥ 0

accounting.responseBytesinteger

Always included.

≥ 0

accounting.durationMsnumber

Always included.

≥ 0

successboolean

True when usable data is returned; inspect status and coverage for omissions.

statusenum

success, partial, failed or challenged. HTTP 200 can be partial.

one of: success, partial

sourceUrlstring

Kalshi public API URL the data was read from.

absolute HTTPS URL

fetchedAtstring

UTC retrieval time.

complete is false when a warning names an omission. order states the record order.

coverage.sourcestring

Always included.

coverage.completeboolean

Always included.

coverage.warningsstring[]

Always included.

Market record with Kalshi’s field names. Prices are dollar strings with up to 4 decimals (0.1510 is 15.1¢, a 15.1% implied probability); *_fp fields are contract counts as strings with 2 decimals.

market.tickerstring

Always included.

market.event_tickerstring

Always included.

market.market_typestring

Always included.

market.titlestringoptional

Optional.

market.subtitlestringoptional

Optional.

market.yes_sub_titlestring

Always included.

market.no_sub_titlestring

Always included.

market.created_timestring

Always included.

market.updated_timestring

Always included.

market.open_timestring

Always included.

market.close_timestring

Always included.

market.expected_expiration_timestringnullableoptional

Optional.

market.expiration_timestringoptional

Optional.

market.latest_expiration_timestring

Always included.

market.settlement_timer_secondsinteger

Always included.

market.statusstring

initialized, inactive, active, closed, determined, disputed, amended or finalized. Filter names differ: open returns active, settled returns finalized.

market.yes_bid_dollarsstring

Always included.

market.yes_bid_size_fpstring

Always included.

market.yes_ask_dollarsstring

Always included.

market.yes_ask_size_fpstring

Always included.

market.no_bid_dollarsstring

Always included.

market.no_ask_dollarsstring

Always included.

market.last_price_dollarsstring

Always included.

market.volume_fpstring

Always included.

market.volume_24h_fpstring

Always included.

market.resultstring

Always included.

market.can_close_earlyboolean

Always included.

market.open_interest_fpstring

Always included.

market.notional_value_dollarsstring

Always included.

market.previous_yes_bid_dollarsstring

Always included.

market.previous_yes_ask_dollarsstring

Always included.

market.previous_price_dollarsstring

Always included.

market.settlement_value_dollarsstringnullableoptional

Optional.

market.settlement_tsstringnullableoptional

Optional.

market.settlement_bounds_typestringoptional

Optional.

market.settlement_floor_dollarsstringnullableoptional

Optional.

market.expiration_valuestring

Always included.

market.occurrence_datetimestringnullableoptional

Optional.

market.fee_waiver_expiration_timestringnullableoptional

Optional.

market.early_close_conditionstringnullableoptional

Optional.

market.strike_typestringoptional

Optional.

market.floor_strikenumbernullableoptional

Optional.

market.cap_strikenumbernullableoptional

Optional.

market.functional_strikestringnullableoptional

Optional.

market.custom_strikeobjectnullableoptional

Optional.

market.rules_primarystring

Always included.

market.rules_secondarystring

Always included.

market.mve_collection_tickerstringoptional

Optional.

up to 100 items

market.mve_selected_legs.event_tickerstringoptional

Optional.

market.mve_selected_legs.market_tickerstringoptional

Optional.

market.mve_selected_legs.sidestringoptional

Optional.

market.primary_participant_keystringnullableoptional

Optional.

market.price_level_structurestring

Always included.

up to 50 items

market.price_ranges.startstring

Always included.

market.price_ranges.endstring

Always included.

market.price_ranges.stepstring

Always included.

market.is_provisionalbooleanoptional

Optional.

market.exchange_indexintegeroptional

Optional.

archivedboolean

true when the market was read from Kalshi’s archive of markets settled before its archive cutoff.

HTTP 200 returns the success variant. Check status: partial means usable data with warnings, and failed or challenged requests carry a failure object described in Errors & responses.

Error codes

HTTP	failure.code	Meaning
200	`partial`	Usable data with market_limit, metadata_unavailable, candle_limit, window_truncated, comment_limit or metrics_unavailable warnings.
400	`invalid_request`	Missing, duplicate, malformed or unsupported parameters, a link outside kalshi.com/markets, a price-history window above its period limit, or parameters Kalshi rejected.
401	`unauthorized`	Missing or invalid worker API key.
404	`not_found`	Unknown market, event, series, post or trader.
429	`upstream_rate_limited`	Kalshi rate limited the request.
502	`upstream_challenged`	Kalshi refused the public request.
502	`unsupported_page`	Malformed, mismatched or non-JSON source data.
502	`response_too_large` `payload_too_complex`	Response exceeded byte or parsing limits.
502	`unsafe_redirect` `request_limit` `upstream_error`	Bounded source retrieval could not complete.
503	`busy`	All worker slots and the waiting queue are occupied.
504	`timeout`	Total request deadline expired.

Code example

curl "https://api.scrapeatlas.com/v1/kalshi/market?ticker=KXWC-30-ESP" \
  -H "x-api-key: YOUR_API_KEY"

const response = await fetch(
  "https://api.scrapeatlas.com/v1/kalshi/market?ticker=KXWC-30-ESP",
  {
    headers: {
      "x-api-key": "YOUR_API_KEY"
    }
  }
);

const data = await response.json();
console.log(data.status, data);

type Result = {
  status: "success" | "partial" | "failed" | "challenged";
  requestId: string;
  [field: string]: unknown;
};

const response = await fetch(
  "https://api.scrapeatlas.com/v1/kalshi/market?ticker=KXWC-30-ESP",
  {
    headers: {
      "x-api-key": process.env.SCRAPEATLAS_API_KEY!
    }
  }
);

const data = (await response.json()) as Result;
if (data.status === "failed" || data.status === "challenged") {
  throw new Error(`Kalshi request failed: ${data.requestId}`);
}
console.log(data);

import requests

response = requests.get(
    "https://api.scrapeatlas.com/v1/kalshi/market",
    headers={"x-api-key": "YOUR_API_KEY"},
    params={
        "ticker": "KXWC-30-ESP"
    },
    timeout=60,
)
data = response.json()
print(data["status"], data)

package main

import (
	"encoding/json"
	"fmt"
	"net/http"
)

func main() {
	req, _ := http.NewRequest("GET", "https://api.scrapeatlas.com/v1/kalshi/market?ticker=KXWC-30-ESP", nil)
	req.Header.Set("x-api-key", "YOUR_API_KEY")
	resp, err := http.DefaultClient.Do(req)
	if err != nil {
		panic(err)
	}
	defer resp.Body.Close()

	var data map[string]interface{}
	json.NewDecoder(resp.Body).Decode(&data)
	fmt.Println(data["status"], data)
}

import java.net.URI;
import java.net.http.HttpClient;
import java.net.http.HttpRequest;
import java.net.http.HttpResponse;

public class Main {
    public static void main(String[] args) throws Exception {
        var client = HttpClient.newHttpClient();
        var request = HttpRequest.newBuilder()
            .uri(URI.create("https://api.scrapeatlas.com/v1/kalshi/market?ticker=KXWC-30-ESP"))
            .GET()
            .header("x-api-key", "YOUR_API_KEY")
            .build();
        var response = client.send(request, HttpResponse.BodyHandlers.ofString());
        System.out.println(response.body());
    }
}

Use your sa_live_… customer key at https://api.scrapeatlas.com.

Responses

Successful result. Synthetic example validated against the runtime contract.

{
  "success": true,
  "status": "success",
  "requestId": "00000000-0000-4000-8000-000000000001",
  "sourceUrl": "https://api.elections.kalshi.com/trade-api/v2/markets/KXSYNTH-30-AAA",
  "fetchedAt": "2026-10-13T00:00:00.000Z",
  "coverage": {
    "source": "public_api",
    "complete": true,
    "warnings": []
  },
  "accounting": {
    "upstreamRequests": 1,
    "responseBytes": 3000,
    "durationMs": 340
  },
  "market": {
    "ticker": "KXSYNTH-30-AAA",
    "event_ticker": "KXSYNTH-30",
    "market_type": "binary",
    "title": "Will the synthetic team win?",
    "yes_sub_title": "Synthetic team",
    "no_sub_title": "Synthetic team",
    "created_time": "2026-07-19T22:09:28.598631Z",
    "updated_time": "2026-07-20T15:29:58.638628Z",
    "open_time": "2026-07-19T22:15:00Z",
    "close_time": "2031-01-15T03:00:00Z",
    "expected_expiration_time": "2031-01-01T03:00:00Z",
    "expiration_time": "2031-01-15T03:00:00Z",
    "latest_expiration_time": "2031-01-15T03:00:00Z",
    "settlement_timer_seconds": 300,
    "status": "active",
    "yes_bid_dollars": "0.1520",
    "yes_bid_size_fp": "1.75",
    "yes_ask_dollars": "0.1640",
    "yes_ask_size_fp": "512.42",
    "no_bid_dollars": "0.8360",
    "no_ask_dollars": "0.8480",
    "last_price_dollars": "0.1510",
    "volume_fp": "247474.74",
    "volume_24h_fp": "774.43",
    "result": "",
    "can_close_early": true,
    "open_interest_fp": "46527.79",
    "notional_value_dollars": "1.0000",
    "previous_yes_bid_dollars": "0.1530",
    "previous_yes_ask_dollars": "0.1620",
    "previous_price_dollars": "0.1670",
    "settlement_bounds_type": "default",
    "expiration_value": "",
    "occurrence_datetime": "2031-01-01T03:00:00Z",
    "early_close_condition": "This market will close after a winner is declared.",
    "strike_type": "structured",
    "custom_strike": {
      "soccer_team": "00000000-0000-4000-8000-000000000002"
    },
    "rules_primary": "If the synthetic team wins, the market resolves to Yes.",
    "rules_secondary": "",
    "price_level_structure": "deci_cent",
    "price_ranges": [
      {
        "start": "0.0000",
        "end": "1.0000",
        "step": "0.0010"
      }
    ],
    "exchange_index": 0
  },
  "archived": false
}

Missing, duplicate, malformed or unsupported parameters, a link outside kalshi.com/markets, a price-history window above its period limit, or parameters Kalshi rejected.

{
  "requestId": "9d2f1c0a-6b1e-4c7d-9a8e-2f3b4c5d6e7f",
  "accounting": {
    "upstreamRequests": 0,
    "responseBytes": 0,
    "durationMs": 0
  },
  "success": false,
  "status": "failed",
  "failure": {
    "code": "invalid_request",
    "message": "Invalid request: missing, duplicate, unsupported or malformed parameters."
  }
}