Epoch ECI leaderboard: which LLMs score highest

Epoch ECI (Epoch Capabilities Index: Epoch's own aggregate of ~40 benchmarks) currently has scores for 205 models. The top score is 157 by Qwen 3.8 Max; the median model scores 127 and the lowest scores 56.

Compare all benchmarks side by side on the live leaderboard →

Among the ten highest scorers, the cheapest listed API price belongs to Gemini 3 Flash at $0.500 per million input tokens (score 152).

What Epoch ECI measures

Epoch ECI measures Epoch Capabilities Index: Epoch's own aggregate of ~40 benchmarks.

How to read these scores

Higher scores are better; the scale is specific to this benchmark, so compare models only on this board. Where a model is listed at several reasoning efforts, only its highest-effort row is shown. See the methodology for how rows are chosen.

Where the data comes from

Epoch AI Benchmarking Hub (CC BY 4.0). Scores were last captured 2026-10-05; the Captured column gives each row's date.

Related benchmarks

• OTIS Mock AIME
• GPQA Diamond
• WeirdML
• DTBench
• Chess Puzzles
• CritPt