CloudX was founded by Dan Sack in 2025.

Who are CloudX's investors?

CloudX's investors include Breakpoint Capital, Eniac Ventures, Javelin Venture Partners, Terrain, Addition.

How much funding has CloudX raised?

CloudX has disclosed $30M raised across 1 round.

CloudX

Founded 2025 · 45 employees on LinkedIn · 5 known investors

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CloudX is a programmatic advertising stack (SSP) for mobile publishers, offering a "monetization as code" approach with AI agents that automate SDK integration, testing, and auction configuration. It runs verified auctions connecting mobile publishers with demand partners across performance and brand advertising.

AdTech AI & Machine Learning Marketing Tech

Founders & leadership

CloudX was founded in 2025 by Dan Sack.

Dan Sack Co-Founder & President, PlatformDan Sack previously ran platform as VP at AppLovin and co-founded the mobile ad exchange MAX, where he served as CEO until its acquisition. Earlier in his career he joined MoPub as an early business development hire, continuing on the MoPub BD team after Twitter's acquisition, and began at Next Jump in business development; he also advised Arctop from 2023 to 2025.

Jim PayneFounder

Investors · 5

Breakpoint Capitallisted by Breakpoint CapitalAspen

How we know: Breakpoint Capital's portfolio page · Not right? Tell us

Eniac Ventureslisted by Eniac VenturesNew York City · $1.2M

How we know: Eniac Ventures's portfolio page · the VCSheet dataset · open dataset · 5k.vc investor directory · Not right? Tell us

Javelin Venture Partnerslisted by Javelin Venture PartnersSan Francisco · $500K – $4M

How we know: the VCSheet dataset · open dataset · 5k.vc investor directory · Not right? Tell us

Terrainlisted by TerrainHunt Valleyvia Eric Stromberg · inferred

How we know: Terrain's portfolio page · open dataset · 5k.vc investor directory · Not right? Tell us

AdditionreportedNew York

How we know: a partner's Signal profile · prnewswire.com · open dataset · 5k.vc investor directory · Not right? Tell us

Funding

SEC filings, press & company announcements

$30M disclosed across 1 round · 2025

$30MSeries ANov 2025 · 2 sources
Addition (lead)
Source ↗

Source: company announcements and press reports — follow each round's link for the claim.

In the news

MoPub and MAX Founders Launch CloudX with $30M Series A Led by Addition to Rebuild Mobile Ad Monetization for the AI Eraprnewswire.com · Nov 2025

Frequently asked questions

What does CloudX do?: CloudX is a programmatic advertising stack (SSP) for mobile publishers, offering a "monetization as code" approach with AI agents that automate SDK integration, testing, and auction configuration. It runs verified auctions connecting mobile publishers with demand partners across performance and brand advertising.
Who founded CloudX?: CloudX was founded by Dan Sack in 2025.
Who are CloudX's investors?: CloudX's investors include Breakpoint Capital, Eniac Ventures, Javelin Venture Partners, Terrain, Addition.
How much funding has CloudX raised?: CloudX has disclosed $30M raised across 1 round.