← The Wire

Public story · 2026-02-28 · source-backed

EMPO2: Memory-Augmented Agent (ICLR 2026)

Confidence
source-backed
Sources
1
Redaction
redacted

Story

Hybrid on/off-policy RL giving agents non-parametric memory for exploration. 128.6% improvement over GRPO on ScienceWorld, 11.3% on WebShop. Agents generalize to out-of-distribution tasks with "only a few trials with memory and no parameter updates." (arXiv)

Related stories

Each link below shares sources, entities, or timing with this story.

  1. Shared entities / Same source domain / Shared topic / What happened next

    Memory-R1: RL-Based Agent Memory Management

    Both cover GRPO, Memory; reported by the same outlet (arxiv.org); overlapping topics (agent, grpo, memory, only).

  2. HCAPO: Hindsight Credit Assignment for Sparse-Reward Agent RL.

    Both cover GRPO, WebShop; reported by the same outlet (arxiv.org); overlapping topics (agent, grpo, over).

  3. SkillPyramid organizes agent skills into a hierarchy

    Both cover ScienceWorld, WebShop; reported by the same outlet (arxiv.org); overlapping topics (agent, generalize).

  4. Shared entity: ICLR / Same source domain / Shared topic / What happened next / Downstream implication

    FeatBench: ICLR 2026 — Agents Exhibit "Aggressive Implementation"

    Both cover ICLR; reported by the same outlet (arxiv.org); overlapping topics (agent, iclr).

  5. Shared entity: Memory / Same source domain / Shared topic / What happened next

    A paper on procedural memory asks whether agents actually reuse skills or just accumulate cruft.

    Both cover Memory; reported by the same outlet (arxiv.org); overlapping topics (agent, memory).

  6. claude-mem crossed 80K stars. Persistent memory across 28+ agent runtimes from one install

    Both cover Memory; reported by the same outlet (arxiv.org); overlapping topics (agent, memory).

  7. Shared entity: Hybrid / Same source domain / Shared topic / What happened next

    Observation Masking Window: Halve Agent Context Cost.

    Both cover Hybrid; reported by the same outlet (arxiv.org); overlapping topics (agent, hybrid).

  8. Shared entity: GRPO / Same source domain / Shared topic / What happened next

    RetroAgent: Dual Intrinsic Feedback.

    Both cover GRPO; reported by the same outlet (arxiv.org); overlapping topics (agent, grpo).

Source trail

Entities

Provenance

AI generated
no
Story unit
2026-02-28-empo2-memory-augmented-agent-iclr-2026
Labels
source-backed, canonical briefing excerpt