LiveCodeBench Pro

A live competitive-programming benchmark that rates LLMs with a Codeforces-style Elo on fresh contest problems.

CodingCodeforces EloHigher is better

Known official sources 1

NextRaw JSONStructured dataPartial run guidePublic data

The actively-updated 2026 successor to LiveCodeBench; rates frontier models on live competitive-programming contests.

Category: Coding
Owner: LiveCodeBench Pro
Data path: Use the official leaderboard Elo ratings; the metric is an Elo, not a percentage.

Known caveat

Elo is contest-relative and not comparable to pass@1 coding benchmarks; keep it separate.