AutoEval-ECov (Agentic): leaderboard

Metric: Coverage pass rate (%): share of the 156 problems of AutoEval-ECov (VerilogEval turned into testbench coverage tasks following CorrectBench, golden RTL and specification given) for which the model's SystemVerilog testbench reaches 100 percent coverage; agentic setting: up to three refinement rounds with simulator and coverage feedback; Pass@1 estimated from five samples; models in instruct mode with their recommended sampling; higher is better. Source: arxiv.org. Saturation forecast: Estimated already saturated. 14 models tracked.

Top models

#ModelScoreOverall rank
1Qwen 3 235B A22B 2507 Instruct84#291
2Qwen 3 Coder 30B A3B Instruct83.8#399
3Qwen 3 30B A3B 2507 Instruct81.9#464
4Qwen 2.5 Coder 32B Instruct74.5#516
5Qwen 2.5 72B Instruct63.8#436
6Qwen 2.5 Coder 7B Instruct59.9#927
7Qwen 3 4B 2507 Instruct48.3#745
8Llama 4 Maverick32.9#451

No result here: #3 Claude Opus 5.5, #5 GPT-6 Astra, #8 Claude Fable 5.1.

Interactive version: theaggregate.ai/benchmark?slug=autoeval-ecov-agentic · How It Works · Data refreshed daily, snapshot 2026-10-11.