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OpenDota vs Cito API (2026)
Short answer: OpenDota scores clearly higher overall (56 vs 45). Cito API is the better pick for developers building UFC and MMA apps or betting models who need fighters, cards, round stats and odds, with a free key to start.
From public data checked . How we know

Choose OpenDota if you…
Esports data
- ✓ value a large open-source ecosystem of wrappers and examples
- ✓ care most about what developers report in practice
What developers say
Open-source Dota 2 data API widely used in hobby apps, ML projects and Stack Overflow questions. Praised as an excellent, flexible resource with parsed match data and estimated MMR. Free use is rate limited (about 60 requests per minute), and users report 429 errors, occasional unresponsiveness and trouble obtaining a premium key.

Choose Cito API if you…
Sports data API
Best for: Developers building UFC and MMA apps or betting models who need fighters, cards, round stats and odds, with a free key to start.
- ✓ need MMA, Tennis
- ✓ want WebSocket push instead of polling
Not ideal for: Teams that need official or rights-cleared league data, or wide coverage beyond MMA, esports and tennis.
What developers say
Newer unified sports and esports API with UFC, CS2, Dota 2 and LoL data, a free key and paid plans. Only a few small hobby repos use it, plus an automatic OpenAPI import issue. There are no user discussions, so quality, limits and pricing feedback are unknown.
Side by side
| OpenDota | Cito API | |
|---|---|---|
| SportDex Score | 56/100 (#28) | 45/100 (#86) |
| Popularity | 38 | 15 |
| Community & reliability | 76 | Not enough data |
| Transparency | 50 | 75 |
| Developer experience | 67 | 68 |
| Type | Esports data | Sports data API |
| Starting price | Free tier | Free tier |
| Free tier | Yes | Yes |
| Free trial | Not stated | Demo access |
| Sports | Esports | MMA, Esports, Tennis |
| Data | Historical data, Player stats, Results, Team stats | Fixtures, Historical data, Odds, Player stats, Results, Live scores, Standings, Team stats |
| Delivery | Polling only (REST) | Streaming (WebSocket, SSE) |
| Protocols | REST | REST, WebSocket, SSE |
| Live / in-play | Not disclosed | Not disclosed |
| Commercial use | Commercial: not disclosed | Commercial: Paid plans only |
| Betting products | Betting: not disclosed | Betting: not disclosed |
| Documentation | Docs | Docs |
| Developer discussions | 16 | 0 |
| GitHub repos | 500 | 11 |
| Community tone | Mostly positive | Too little discussion |
Empty fields mean the provider does not say, not that the feature is missing.
Quick answers
- Is OpenDota or Cito API better?
- OpenDota scores clearly higher overall (56 vs 45). Cito API is the better pick for developers building UFC and MMA apps or betting models who need fighters, cards, round stats and odds, with a free key to start.
- Which is cheaper, OpenDota or Cito API?
- OpenDota: Free tier. Cito API: Free tier. Entry plans differ in limits and coverage, so compare what each plan includes.
- Do OpenDota and Cito API have a free tier?
- OpenDota: yes. Cito API: yes.