KONTESTS
For upcoming and ongoing competitive coding contests
- Authentication
- No auth
- HTTPS
- Yes
- CORS
- Unknown
- Category
- Programming
- Data source
- public-apis
- Documentation / URL
- https://kontests.net/api
Overview
KONTESTS aggregates programming contests from Codeforces, LeetCode, AtCoder, and more — keyless.
⚠️ Status (verified 2026-08):
kontests.netwas unreachable from our network (connection failures). Verify from your network before relying on it.
What it provides
curl "https://kontests.net/api/v1/all"[
{ "name": "Codeforces Round", "url": "https://codeforces.com/...", "start_time": "2026-08-22T12:00:00", "end_time": "2026-08-22T14:00:00", "site": "Codeforces" }
]Notes
- Aggregates contests from Codeforces, LeetCode, AtCoder, HackerRank, etc.
- Sites filter:
/api/v1/{site}.
FAQ
Is KONTESTS free? Yes — free and keyless.
Why can’t I reach it? Our 2026-08 check hit connection failures — verify from your network.
What does it return? Upcoming programming contests.
More in Programming
| API | Auth | HTTPS | CORS | |
|---|---|---|---|---|
| Codeforces Get access to Codeforces data | API Key | Yes | Unknown | ↗ |
| Hackerearth For compiling and running code in several languages | API Key | Yes | Unknown | ↗ |
| JMESPath Run JMESPath queries on JSON data for filtering, transforming, and extracting results | No auth | Yes | Unknown | ↗ |
| Judge0 CE Online code execution system | API Key | Yes | Unknown | ↗ |
| Mintlify For programmatically generating documentation for code | API Key | Yes | Yes | ↗ |