PAST-Bench - Procedural Reuse: leaderboard

Metric: Capability task score (%; procedural-reuse families; persistence on: the agent may reuse memory records, skills, profile state and session history produced by earlier episodes of the family; 26 scenarios and 204 episodes run as ordered sequences of fresh-session tasks; each evaluation episode scores completion (audit-data checks, or a MiniMax-M2.7 rubric judge for open-ended families), tool-error recovery and a safety gate; family-balanced means over three trials; Hermes agent framework). Source: arxiv.org. Saturation forecast: Around March 2027. 7 models tracked.

Top models

#ModelScore
1GPT-5.4 (Medium)68
2Claude Opus 4.6 (Medium)64
3Kimi K2.6 (Thinking)63
4MiniMax-M2.755
5DeepSeek V4 Pro (High)54
6Claude Sonnet 4.653
7GLM-5.153

Interactive version: theaggregate.ai/benchmark?slug=past-bench-procedural-reuse · How It Works · Data refreshed daily, snapshot 2026-09-29.