Xo
San Francisco, US · Founded 2025 · 3 known investors
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Permissionless “conviction” / prediction-market protocol where users create, trade, and resolve yes/no markets on real-world events, with adaptive liquidity (LS-LMSR) instead of a fully curated Polymarket/Kalshi-style catalog. Built as a sovereign rollup with Celestia DA.
Founders & leadership
Xo was founded in 2025 by Ali Habbabeh and Walid Al Habboul.
AH

Ali HabbabehCo-FounderFormer Kaskade CGO and Roche Web3 lead. Based in Zug/Switzerland while the company lists San Francisco. Describes XO as the “YouTube of prediction markets.”
WA

Walid Al HabboulCo-Founder & CTOEngineering co-founder; previously at Cega and Amazon. CoinDesk published a company-supplied photo of both founders.
Investors · 3
20VClisted by 20VCLondon · $250K – $5M
How we know: 20vc.fund · open dataset · 5k.vc investor directory · Not right? Tell us
PICUS CAPITALlisted by PICUS CAPITALMunich · $100K – $5M
How we know: PICUS CAPITAL's portfolio page · open dataset · Picus Capital portfolio dossier (foxmachine) · Not right? Tell us
Frequently asked questions
- What does Xo do?
- Permissionless “conviction” / prediction-market protocol where users create, trade, and resolve yes/no markets on real-world events, with adaptive liquidity (LS-LMSR) instead of a fully curated Polymarket/Kalshi-style catalog. Built as a sovereign rollup with Celestia DA.
- Who founded Xo?
- Xo was founded by Ali Habbabeh, Walid Al Habboul in 2025.
- Who are Xo's investors?
- Xo's investors include 20VC, Insiders Ventures, PICUS CAPITAL.
- Where is Xo headquartered?
- Xo is headquartered in San Francisco, US.

