A head-to-head comparison of Metaculus and Sporttrade — pricing, the features that actually differ, and which one fits which use case.
Reputation-based forecasting platform for serious probabilistic prediction
US-regulated sports prediction exchange with real-time tradable prices
These are the 9 capabilities where the two tools genuinely diverge — the rest of their feature sets overlap.
| Capability | Metaculus | Sporttrade |
|---|---|---|
| Settlement Mechanism | Admin/community resolution | Regulated exchange |
| Trading Model | Forecast aggregation (no money) | Order book (exchange) |
| Collateral Token | None (reputation) | USD |
| Min Trade | N/A | $1 |
| Api Access | Yes | No |
| Embeddable Odds | Yes | No |
| Geo Restrictions | None | Licensed US states only |
| Market Creation | Community-proposed | Exchange-approved |
| Mobile App | No | Yes |
| Feature | Metaculus | Sporttrade |
|---|---|---|
| Settlement Mechanism | Admin/community resolution | Regulated exchange |
| Trading Model | Forecast aggregation (no money) | Order book (exchange) |
| Collateral Token | None (reputation) | USD |
| Min Trade | N/A | $1 |
| Api Access | ✓ | ✗ |
| Embeddable Odds | ✓ | ✗ |
| Geo Restrictions | None | Licensed US states only |
| Market Creation | Community-proposed | Exchange-approved |
| Mobile App | ✗ | ✓ |
| Governance Token | ✗ | ✗ |
Both tools are free to use — costs come from network or usage fees.
Metaculus
Free
Sporttrade
Free
Watch out: No money at stake — different incentives than real markets.
Watch out: Available only in licensed US states.
Metaculus edges ahead on our editorial score (4.4/5), but these tools aren’t straight substitutes. Pick Metaculus when rigorous, calibration-scored forecasting matters most to your workflow; pick Sporttrade when legal, us-regulated sports exchange is the priority. The deciding factor is usually the trade-off you can least afford — Metaculus means accepting that no money at stake — different incentives than real markets, while Sporttrade means available only in licensed us states.
Metaculus carries the higher editorial rating (4.4/5 vs 4.1/5), but they solve different problems. Metaculus is the stronger pick when you need rigorous, calibration-scored forecasting. Sporttrade wins when legal, us-regulated sports exchange.
Both tools are free to use, with costs coming from network or usage fees rather than subscriptions.
Metaculus's main limitation is that no money at stake — different incentives than real markets. For Sporttrade, available only in licensed us states. Weigh these against how you actually plan to use the tool.
In most cases yes — many teams run both, using each where it's strongest. Since Metaculus leads on rigorous, calibration-scored forecasting and Sporttrade on legal, us-regulated sports exchange, the two are often complementary rather than mutually exclusive.