# Kalshi

Kalshi declares [7 subprocessors](https://thirdpartyindex.com/vendors/kalshi#subprocessors) in [its subprocessor list](https://trust.kalshi.com/subprocessors), which we last checked on 2026-11-11 ([evidence](https://thirdpartyindex.com/evidence/53976)). They include [Amazon Web Services](https://thirdpartyindex.com/vendors/amazon-web-services), [Stripe](https://thirdpartyindex.com/vendors/stripe) and [Datadog](https://thirdpartyindex.com/vendors/datadog). No published changes since we first read it on 2026-09-21.

Kalshi (kalshi.com): subprocessors, data processing agreement, security documents and changes, as monitored by Third Party Index.

- Page: https://thirdpartyindex.com/vendors/kalshi
- Documents last verified: 2026-11-11
- Transparency rating: 65/100 (how much it publishes, not how secure it is): Subprocessor list 30/30; Processing locations 8/8; Purposes 0/7 (partial); Data processing addendum 0/12 (not found); Trust center 8/8; Privacy policy 6/6; security.txt 0/6 (not found); Security page 5/5; Status page 0/5 (not found); Vulnerability disclosure 0/5 (not found); Pages still reachable 8/8
- Supply chain: relies on 7 tracked vendors directly, 68 within two hops, 346 within three; 0 tracked vendors rely on it directly, 0 within two hops, 0 within three
- Cite as: Kalshi, Third Party Index, https://thirdpartyindex.com/vendors/kalshi (data CC BY 4.0)

## Documents

| Document | URL | Last verified | Last changed |
|---|---|---|---|
| Trust center | https://trust.kalshi.com/ | 2026-11-11 | 2026-11-09 |
| Subprocessor list | https://trust.kalshi.com/subprocessors | 2026-11-11 | 2026-10-06 |
| Privacy policy | https://kalshi.com/privacy-policy | 2026-11-11 | 2026-10-22 |
| Security page | https://kalshi.com/security | 2026-11-11 | 2026-11-01 |

## Subprocessors (7)

As its own list states them.

| Subprocessor | Purpose | Location | Listed since |
|---|---|---|---|
| [Amazon Web Services](https://thirdpartyindex.com/vendors/amazon-web-services.md) | — | Cloud provider | 2026-10-01 |
| [Checkout](https://thirdpartyindex.com/vendors/checkout-com.md) | — | Finance and payments | 2026-10-01 |
| [Datadog](https://thirdpartyindex.com/vendors/datadog.md) | — | Cloud monitoring | 2026-10-01 |
| [Intercom](https://thirdpartyindex.com/vendors/intercom.md) | — | Customer support | 2026-10-01 |
| [Okta](https://thirdpartyindex.com/vendors/okta.md) | — | Identity provider | 2026-10-01 |
| [Stripe](https://thirdpartyindex.com/vendors/stripe.md) | — | Finance and payments | 2026-10-01 |
| [Vercel](https://thirdpartyindex.com/vendors/vercel.md) | — | Cloud provider | 2026-10-01 |

Read from ([evidence](https://thirdpartyindex.com/evidence/9104)). CSV: https://thirdpartyindex.com/vendors/kalshi/subprocessors.csv

## Compliance

As its trust center lists them.

- Audited: SOC 1, SOC 2, PCI DSS ([evidence](https://thirdpartyindex.com/evidence/10659))
- Claimed: SOC 2 Type II ([evidence](https://thirdpartyindex.com/evidence/55640))

## Web Technologies

Kalshi's homepage made 460 requests to 61 domains, 33 services controlled by another company, and 10 domains not identified. Loaded on 2026-10-12 by a browser that accepted nothing; other visits may load more or less. What a page loads is not a list of who receives customer data.

33 third parties by category: Advertising 18 (Google Cloud, AppLovin, MNTN, Inc., Hype Network, Inc. (HypeLab), Podscribe, Reddit, Inc., Spotify AB, Upscale AI, X Corp.; reviewed: BidSwitch GmbH, ArtsAI, Claritas, LLC, FreeWheel; usually detected as Advertising: Microsoft, Adform, Magnite, Inc., PubMatic, Xandr); Analytics 9 (Riskified, TikTok, AppsFlyer, LinkedIn, Magellan AI, Amplitude, Meta, TikTok; reviewed: Statsig); Personalisation 1 (Rokt); RUM 1 (Datadog); Security 1 (Amazon Web Services); Unclassified 3 (Sportradar, Sprig, Universal Ads). Each company that appears controlled by another organization is counted once, under the main category of the technologies detected from it on this homepage or, when none was, the category recorded from the company's own page (marked reviewed) or else the one it is usually detected as on other published homepages (marked as such); unclassified: none of these.

### Third parties (33)

- Google Cloud: 35 requests to google.com, doubleclick.net, googletagmanager.com, googleadservices.com; DoubleClick Floodlight, Google Analytics, Google Sign-in, Google Tag Manager
- Datadog: 32 requests to browser-intake-datadoghq.com; Datadog (its subprocessor list names it too)
- Amazon Web Services: 12 requests to awswaf.com; AWS WAF Bot Control (its subprocessor list names it too)
- Rokt: 11 requests to rokt.com, rokt-api.com; Rokt
- AppLovin: 7 requests to applovin.com, axon.ai; APPLOVIN
- Riskified: 7 requests to riskified.com; Riskified
- TikTok: 6 requests to tiktok.com; TikTok Pixel
- Sportradar: 5 requests to sportradar.com, sportradarserving.com
- AppsFlyer: 4 requests to onelink.me, appsflyer.com, appsflyersdk.com; Appsflyer
- BidSwitch GmbH: 4 requests to bidswitch.net
- LinkedIn: 4 requests to licdn.com, linkedin.com; Linkedin Insight Tag
- MNTN, Inc.: 4 requests to mountain.com; Mountain
- Magellan AI: 4 requests to mgln.ai; Magellan AI
- Sprig: 4 requests to sprig.com
- Statsig: 4 requests to prodregistryv2.org, featureassets.org
- Amplitude: 3 requests to amplitude.com; Amplitude
- Hype Network, Inc. (HypeLab): 3 requests to hypelab.com; HypeLab
- Meta: 3 requests to facebook.net, capi-automation.s3.us-east-2.amazonaws.com; Facebook Pixel 2.9.419
- Microsoft: 3 requests to bing.com, bing.net
- Podscribe: 3 requests to pdscrb.com, d34r8q7sht0t9k.cloudfront.net; Podscribe
- Reddit, Inc.: 3 requests to reddit.com, redditstatic.com; Reddit Ads
- Spotify AB: 3 requests to spotify.com, byspotify.com; Spotify Pixel
- Upscale AI: 3 requests to tvads.ai; TVAdsAI
- X Corp.: 3 requests to ads-twitter.com, t.co, twitter.com; Twitter Ads
- Adform: 1 request to adform.net
- ArtsAI: 1 request to arttrk.com
- Claritas, LLC: 1 request to trkn.us
- FreeWheel: 1 request to bidr.io
- Magnite, Inc.: 1 request to springserve.com
- PubMatic: 1 request to pubmatic.com
- TikTok: 1 request to tiktokw.us; TikTok Pixel
- Universal Ads: 1 request to universalads.com
- Xandr: 1 request to adnxs.com

### Unknown (10)

Domains not identified yet: adrsbl.io, adsmeasurement.com, kalshi-public-docs.s3.amazonaws.com, 34.215.155.61, adradv.io, apiarydata.net, beehiiv-adnetwork-production.s3.amazonaws.com, d21y75miwcfqoq.cloudfront.net, pointmediatracker.com, server-side-tagging-zhywnqwwdq-uc.a.run.app

### First party (1)

- Kalshi: 264 requests to kalshi.com; ArtsAI, Framer Motion, HSTS, Microsoft Advertising, Next.js 16.3.6, Next.js App Router, Open Graph, PWA, Priority Hints, RSS, React, Sprig, Statsig 3.31.2, Turbopack, Vercel, Vercel Analytics, Vercel Speed Insights 2.0.0, Visx, Webpack, core-js 3.32.2, mParticle 2.8

14 tracked companies loaded by the homepage are not in Kalshi's subprocessor list. A website can use a service without it processing customer data.

## Subprocessor of (0)

No tracked vendor lists it.

## Incidents reported by Kalshi's subprocessors

Incidents reported in the last 30 days on their own status pages by 4 vendors Kalshi lists as subprocessors. A subprocessor list names a company, not the service an incident touched.

- 2026-11-10: [Vercel](https://thirdpartyindex.com/vendors/vercel#status), which Kalshi lists as a subprocessor, reported Elevated Sandbox and Blob request latency and errors (minor)
- 2026-11-06: [Intercom](https://thirdpartyindex.com/vendors/intercom#status), which Kalshi lists as a subprocessor, reported Elevated errors and latencies in the European hosting region. (major)
- 2026-11-05: [Vercel](https://thirdpartyindex.com/vendors/vercel#status), which Kalshi lists as a subprocessor, reported Build delays and degraded Vercel Dashboard performance (minor)
- 2026-11-01: [Stripe](https://thirdpartyindex.com/vendors/stripe#status), which Kalshi lists as a subprocessor, reported Elevated Instant Payouts failures (no impact stated)
- 2026-10-30: [Intercom](https://thirdpartyindex.com/vendors/intercom#status), which Kalshi lists as a subprocessor, reported Slow Fin Procedures (minor)
- 2026-10-28: [Stripe](https://thirdpartyindex.com/vendors/stripe#status), which Kalshi lists as a subprocessor, reported Elevated Issuing errors from 17:13 - 20:41 UTC (minor)
- 2026-10-28: [Datadog](https://thirdpartyindex.com/vendors/datadog#status), which Kalshi lists as a subprocessor, reported Metrics query are disrupted (major)
- 2026-10-26: [Datadog](https://thirdpartyindex.com/vendors/datadog#status), which Kalshi lists as a subprocessor, reported Elevated Error Rates for Workflow Automation, App Builder, Bits Code, Bits Agent Builder (major)
- 2026-10-24: [Stripe](https://thirdpartyindex.com/vendors/stripe#status), which Kalshi lists as a subprocessor, reported Elevated Blik errors (no impact stated)
- 2026-10-23: [Vercel](https://thirdpartyindex.com/vendors/vercel#status), which Kalshi lists as a subprocessor, reported Delays in Logs and Observability data (minor)
- 2026-10-22: [Stripe](https://thirdpartyindex.com/vendors/stripe#status), which Kalshi lists as a subprocessor, reported Elevated Bancontact errors (no impact stated)
- 2026-10-22: [Stripe](https://thirdpartyindex.com/vendors/stripe#status), which Kalshi lists as a subprocessor, reported Elevated Bancontact errors (no impact stated)
- 2026-10-20: [Stripe](https://thirdpartyindex.com/vendors/stripe#status), which Kalshi lists as a subprocessor, reported Spike in cancellations and expired errors with PayByBank payments (no impact stated)
- 2026-10-20: [Stripe](https://thirdpartyindex.com/vendors/stripe#status), which Kalshi lists as a subprocessor, reported Elevated Revolut Pay errors (no impact stated)
- 2026-10-15: [Stripe](https://thirdpartyindex.com/vendors/stripe#status), which Kalshi lists as a subprocessor, reported Elevated declines on Mastercard (no impact stated)
- 2026-10-15: [Stripe](https://thirdpartyindex.com/vendors/stripe#status), which Kalshi lists as a subprocessor, reported Elevated declines on Visa (no impact stated)
- 2026-10-15: [Stripe](https://thirdpartyindex.com/vendors/stripe#status), which Kalshi lists as a subprocessor, reported Elevated Amazon Pay errors (no impact stated)
- 2026-10-14: [Intercom](https://thirdpartyindex.com/vendors/intercom#status), which Kalshi lists as a subprocessor, reported Customer contact details showing up as "Redacted" in the Intercom Inbox (minor)

The subprocessor list as we read it on any date: https://thirdpartyindex.com/labs/time-machine/kalshi

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Third Party Index (https://thirdpartyindex.com) monitors vendors' public security and privacy documents and keeps each version as evidence. Data CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/); vendors' own documents are theirs. API: https://thirdpartyindex.com/api