Kalshi vs XO Market
Which Prediction Markets AI tool is better in 2026?
Kalshi
The first US-regulated prediction market exchange
XO Market
The YouTube of prediction markets: user-generated conviction markets on any event.
Side-by-side
Kalshi is the more established option (raised $2.5B); pricing is comparable on both sides.
| Metric | Kalshi | XO Market |
|---|---|---|
| Taglinei | The first US-regulated prediction market exchange | The YouTube of prediction markets: user-generated conviction markets on any event. |
| Foundedi | 2018🏆 | 2024 |
| HQi | New York, US | AE |
| Employeesi | 201-500🏆 | 1-10 |
| Neuron scorei | 82🏆 | 61 |
| Total fundingi | $2.5B🏆 | $6M |
| Latest roundi | Series F · May 2026 | Seed · Apr 2026 |
| Valuationi | $22B🏆 | — |
| Cheapest paid plani | Pricing not disclosed | Pricing not disclosed |
| Free plani | ✓ | ✗ |
| Free triali | ✓ | ✗ |
| Top tier pricei | Pricing not disclosed | Pricing not disclosed |
| Pricing summaryi | Free | Pricing not listed |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for Kalshi and XO Market.
| Capability | Kalshi | XO Market |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✓ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | — |
| Free plan | ✓ | ✗ |
| Free trial | ✓ | ✗ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Kalshi
- Has raised more capital ($2.5B vs $6M)
- Higher Neuron score (82 vs 61)
- Offers a free plan
- Offers a free trial
🔵 Strengths of XO Market
- Newer company (2024)
Which should you choose?
Choose XO Market if price matters most — it starts at Pricing not listed, which is friendlier for teams watching burn. Both AI Prediction Markets tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose Kalshi if you want the most established option — it has raised $2.5B, suggesting more runway for enterprise features, support, and long-term roadmap. For mission-critical workflows or larger teams, that stability often outweighs a lower monthly price.
Frequently asked questions
Kalshi vs XO Market — which is better?
It depends on your priority. Kalshi has raised more capital and is the more established option; XO Market has broader feature depth. See the side-by-side table above.
Is Kalshi cheaper than XO Market?
No — XO Market's cheapest paid plan is Pricing not listed, while Kalshi's is Free.
Do Kalshi and XO Market offer free plans?
Kalshi: Yes, has a free plan. XO Market: Paid only.
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