Kalshi

kalshi.com

Kalshi declares 7 subprocessors in its subprocessor list, which we last checked on Nov 11, 2026 (evidence). They include Amazon Web Services, Stripe and Datadog. No published changes since we first read it on Sep 21, 2026.

Subprocessors CSV · Atom DORA draft CSV what's this? · 

7 third parties.

NamePurposeLocationListed since
Amazon Web Services Cloud provider
Checkout Finance and payments
Datadog Cloud monitoring
Intercom Customer support
Okta Identity provider
Stripe Finance and payments
Vercel Cloud provider

Web TechnologiesCSV · Atom

Kalshi's homepage made 460 requests to 61 domains, 33 services controlled by another company, and 10 domains not identified.

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, XandrAnalytics (9): Riskified, TikTok, AppsFlyer, LinkedIn, Magellan AI, Amplitude, Meta, TikTok; reviewed: StatsigOther (3): Personalisation: Rokt; RUM: Datadog; Security: Amazon Web ServicesUnclassified (3): no technology detected from them: Sportradar, Sprig, Universal Ads

33 third parties by category: Advertising 18Analytics 9Other 3Unclassified 3

Third parties 33 · 179 requests
Google Cloud DoubleClick Floodlight Google Analytics Google Sign-in Google Tag Manager 8% of the page's requests 35
Datadogsubprocessor Datadog 7% of the page's requests 32
Amazon Web Servicessubprocessor AWS WAF Bot Control 3% of the page's requests 12
Rokt Rokt 2% of the page's requests 11
AppLovin APPLOVIN 2% of the page's requests 7
Riskified Riskified 2% of the page's requests 7
TikTok TikTok Pixel 1% of the page's requests 6
Sportradar sportradar.com, sportradarserving.com 1% of the page's requests 5
AppsFlyer Appsflyer <1% of the page's requests 4
BidSwitch GmbH bidswitch.net <1% of the page's requests 4
LinkedIn Linkedin Insight Tag <1% of the page's requests 4
MNTN, Inc. Mountain <1% of the page's requests 4
Magellan AI Magellan AI <1% of the page's requests 4
Sprig sprig.com <1% of the page's requests 4
Statsig prodregistryv2.org, featureassets.org <1% of the page's requests 4
Amplitude Amplitude <1% of the page's requests 3
Hype Network, Inc. (HypeLab) HypeLab <1% of the page's requests 3
Meta Facebook Pixel 2.9.419 <1% of the page's requests 3
Microsoft bing.com, bing.net <1% of the page's requests 3
Podscribe Podscribe <1% of the page's requests 3
Reddit, Inc. Reddit Ads <1% of the page's requests 3
Spotify AB Spotify Pixel <1% of the page's requests 3
Upscale AI TVAdsAI <1% of the page's requests 3
X Corp. Twitter Ads <1% of the page's requests 3
Adform adform.net <1% of the page's requests 1
ArtsAI arttrk.com <1% of the page's requests 1
Claritas, LLC trkn.us <1% of the page's requests 1
FreeWheel bidr.io <1% of the page's requests 1
Magnite, Inc. springserve.com <1% of the page's requests 1
PubMatic pubmatic.com <1% of the page's requests 1
TikTok TikTok Pixel <1% of the page's requests 1
Universal Ads universalads.com <1% of the page's requests 1
Xandr adnxs.com <1% of the page's requests 1
Unknown 10 · 17 requests

adrsbl.ioadsmeasurement.comkalshi-public-docs.s3.amazonaws.com34.215.155.61adradv.ioapiarydata.netbeehiiv-adnetwork-production.s3.amazonaws.comd21y75miwcfqoq.cloudfront.netpointmediatracker.comserver-side-tagging-zhywnqwwdq-uc.a.run.app

First party 1 · 264 requests
Kalshi 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 57% of the page's requests 264

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.

ComplianceCSV · Atom

Certified
Says it complies with

Certifications as Kalshi's trust center lists them; reports are usually shared on request (evidence)

Incidents reported by Kalshi's subprocessorsCSV · Atom

18 reported incidents in the last 30 days, by 4 of the vendors Kalshi lists as subprocessors.

A subprocessor list names a company, not the service an incident touched. This does not show that Kalshi was involved.

DateCompanyIncidentImpactLasted
VercelElevated Sandbox and Blob request latency and errors minor1 min
IntercomElevated errors and latencies in the European hosting region. major49 min
VercelBuild delays and degraded Vercel Dashboard performance minor25 min
StripeElevated Instant Payouts failures no impact stated2 h 5 min
IntercomSlow Fin Procedures minor23 min
StripeElevated Issuing errors from 17:13 - 20:41 UTC minor4 h 36 min
DatadogMetrics query are disrupted major2 h 29 min
DatadogElevated Error Rates for Workflow Automation, App Builder, Bits Code, Bits Agent Builder major56 min
StripeElevated Blik errors no impact stated1 h
VercelDelays in Logs and Observability data minor1 h 1 min
StripeElevated Bancontact errors no impact stated3 h 35 min
StripeElevated Bancontact errors no impact stated2 h 25 min
StripeSpike in cancellations and expired errors with PayByBank payments no impact stated2 h 17 min
StripeElevated Revolut Pay errors no impact stated9 h 32 min
StripeElevated declines on Mastercard no impact stated2 h 18 min
StripeElevated declines on Visa no impact stated53 min
StripeElevated Amazon Pay errors no impact stated12 min
IntercomCustomer contact details showing up as "Redacted" in the Intercom Inbox minor12 min

Who is around them.

ChangesCSV · Atom

See the list as we read it on any date: Time machine

None since tracking began.

Rating badge for Kalshi's site

Kalshi transparency rating

It updates with the rating.

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