Get a Kalshi series

Try in Playground

Get a Kalshi series, the template that recurring events share, by ticker or kalshi.com link: title, frequency, category, tags, fee structure, contract terms, settlement sources and total volume.

GET/v1/kalshi/seriesx-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

Series ticker, for example KXHIGHNY.

ExampleKXHIGHNY

urlstringquery

Alternative to ticker: a kalshi.com/markets/<series> link.

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.

Series with Kalshi’s field names: ticker, title, frequency, category, categories, tags, settlement_sources, contract_url, contract_terms_url, fee_type, fee_multiplier, additional_prohibitions, volume_fp (total contracts traded) and product_metadata. tags, settlement_sources and additional_prohibitions can be null.

series.tickerstring

Always included.

series.titlestring

Always included.

series.frequencystring

Always included.

series.categorystring

Always included.

series.categoriesstring[]

Always included.

up to 50 items

series.tagsstring[]nullable

Always included.

series.settlement_sources.namestring

Always included.

series.settlement_sources.urlstring

Always included.

series.contract_urlstring

Always included.

series.contract_terms_urlstring

Always included.

series.product_metadataobjectnullableoptional

Optional.

series.fee_typestring

Always included.

series.fee_multipliernumber

Always included.

series.additional_prohibitionsstring[]nullable

Always included.

series.volume_fpstringoptional

Optional.

series.last_updated_tsstringoptional

Optional.

series.exchange_indexintegeroptional

Optional.

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/series?ticker=KXHIGHNY" \
  -H "x-api-key: YOUR_API_KEY"

const response = await fetch(
  "https://api.scrapeatlas.com/v1/kalshi/series?ticker=KXHIGHNY",
  {
    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/series?ticker=KXHIGHNY",
  {
    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/series",
    headers={"x-api-key": "YOUR_API_KEY"},
    params={
        "ticker": "KXHIGHNY"
    },
    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/series?ticker=KXHIGHNY", 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/series?ticker=KXHIGHNY"))
            .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/series/KXSYNTH?include_volume=true",
  "fetchedAt": "2026-10-13T00:00:00.000Z",
  "coverage": {
    "source": "public_api",
    "complete": true,
    "warnings": []
  },
  "accounting": {
    "upstreamRequests": 1,
    "responseBytes": 1500,
    "durationMs": 340
  },
  "series": {
    "ticker": "KXSYNTH",
    "title": "Synthetic championship",
    "frequency": "custom",
    "category": "Sports",
    "categories": [
      "Sports"
    ],
    "tags": [
      "Soccer"
    ],
    "settlement_sources": [
      {
        "name": "Synthetic source",
        "url": "https://example.com/source"
      }
    ],
    "contract_url": "https://example.com/contract.pdf",
    "contract_terms_url": "https://example.com/terms.pdf",
    "product_metadata": {},
    "fee_type": "quadratic",
    "fee_multiplier": 1,
    "additional_prohibitions": [],
    "volume_fp": "148387215.00",
    "last_updated_ts": "2026-10-12T17:01:04.511742Z",
    "exchange_index": 0
  }
}

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."
  }
}