agent-memory-systems

agent-memory-systems is a skill for Claude Code from sickn33/agentic-awesome-skills. It costs 33 tokens per session (534 once invoked), scanned A, original, MIT.

A guide to designing memory for AI agents, including temporary conversation context, long-term storage, and ways to organize remembered facts, experiences, and procedures.

In plain words
What is it for?
Use it to plan how an agent stores, divides, retrieves, and eventually discards information. It also helps choose between short-term, semantic, episodic, and procedural memory.
Why use it?
It helps prevent agents from starting every interaction without useful past information. It focuses on finding the right stored information, not merely saving more of it.

Skill for Claude Code

Written for Claude Code: shipped in a Claude Code plugin.

Part of the agentic-awesome-skills plugin — 257 skills shipped together

Good fit Use it to plan how an agent stores, divides, retrieves, and eventually discards information. It also helps choose between short-term, semantic, episodic, and procedural memory.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/sickn33/agentic-awesome-skills/agent-memory-systems
About the project

AAS Core is a local control plane for coding agents that lets them search a large catalogue of skills, choose a stack, validate it, and create a reproducible plan. It is used to assemble and review agent workflows through its CLI, local MCP server, catalogue, plugins, and Workbench. The catalogue add-ons provide the skills, plugins, bundles, and workflows that AAS Core helps agents select and validate.

sickn33/agentic-awesome-skills · 48,465 stars · on GitHub · aaskills.tech

Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add sickn33/agentic-awesome-skills --skill agent-memory-systems
Clone the repo
git clone --depth 1 https://github.com/sickn33/agentic-awesome-skills

Made for: Claude Code.

Or install agentic-awesome-skills, the plugin that ships this one along with the rest of its 257 skills.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for agent-memory-systems

README.md
[![agentmods](https://agentmods.dev/badge/skills/sickn33/agentic-awesome-skills/agent-memory-systems/github.svg)](https://agentmods.dev/skills/sickn33/agentic-awesome-skills/agent-memory-systems)
Your own site
<a href="https://agentmods.dev/skills/sickn33/agentic-awesome-skills/agent-memory-systems"><img src="https://agentmods.dev/badge/skills/sickn33/agentic-awesome-skills/agent-memory-systems/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for agent-memory-systems

Your own site · 80×15
<a href="https://agentmods.dev/skills/sickn33/agentic-awesome-skills/agent-memory-systems"><img src="https://agentmods.dev/badge/skills/sickn33/agentic-awesome-skills/agent-memory-systems.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 33 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 534 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe. Third-party audits
  • Socket pass 15 Oct 2026
  • Snyk pass 15 Oct 2026
  • NVIDIA SkillSpector pass 7 Sept 2026
How audits are shown
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00033 $0.00534
Opus 5.5 $0.00013 $0.00214
Sonnet 5.5 $0.00007 $0.00107
Haiku 4.5 $0.00003 $0.00053

Measured 10d ago against content hash 22f3841f3ad9, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

agent-memory-systems scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 10d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

Origin

Copies of this mod

8 near-identical copies found in the catalogue:

plugins/agentic-awesome-skills-claude/skills/agent-memory-systems/SKILL.md · 40 lines

How it starts

The opening of the file, as written. The whole thing — 40 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Agent Memory Systems

Choose semantic records for facts/preferences, episodic records for events, and procedural records for reusable methods. Keep retrieval quality separate from storage volume and bind persistent access to verified identity.

Procedure

  1. Establish the actual task, authenticated tenant/user, permission to retain content, retention limits and existing store/model versions.
  2. Read the guide's tenant-scoped contract and relevant storage/chunking sections. Select an adapter supported by the installed SDK; the guide's historical sketches are not deployable integrations.
  3. Specify record IDs, source evidence, timestamps, namespace, retrieval limits and conflict/version policy. Preserve originals and propose consolidation without deletion.
  4. Test cross-identity rejection, stale/conflicting records, bounded retrieval and failed writes with isolated fixtures. Benchmark retrieval against held-out questions before expanding storage.
  5. Deliver the architecture and evidence-backed change plan, listing unresolved adapters and hosted cost/data destinations. Apply only the persistence or provider operations actually authorized.

Detailed Guide

Read the detailed guide before executing this skill. It retains the complete procedure and reference material. Treat its safety, prerequisites, and validation requirements as mandatory. For focused work, load the relevant sections; for end-to-end work, read the guide completely.

When to Use

  • Design memory namespaces and retention for an agent serving distinct tenants or users.
  • Diagnose retrieval of stale, conflicting or unauthorized conversation records.
  • Plan an embedding/store migration while preserving source records and verifying isolation.

Example

Request: “Our support agent forgets preferences between sessions. Design memory for two customer tenants without sharing their history.”

Output: Load the tenant-scoped contract and background-extraction sections. Propose a semantic namespace per verified tenant/user, records with source IDs and revisions, and bounded retrieval. Retain conflicting preferences until the owner resolves them; include tests that tenant B cannot retrieve or consolidate tenant A records. Identify the existing persistent adapter and consent/retention evidence before any write.

Read the full file on GitHub · 40 lines

Files

What ships with it

1 file beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 10d ago Changed · -15 lines · -18 tokens per session 22f3841f3ad9
  2. 1mo ago Changed · -1,034 lines a288f3315fe0
  3. 1mo ago First seen · 1,089 lines · 51 tokens per session scan A 2003324855b6

Subscribe to this mod's changes

agent-memory-systems is a skill published in the GitHub repository sickn33/agentic-awesome-skills (48,465 stars, last pushed today), licensed MIT. It adds 33 tokens to every session and 534 once invoked, about $0.0001 per session on Opus 5.5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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