Atlas / Skills / mem0ai / Mem0 CLI Skill for Claude

Mem0 CLI Skill for ClaudeSAFE

skills/mem0ai/mem0-cli

The Memory Layer for AI Agents - Drop-in memory infrastructure for AI agents and apps. Context that persists. Built for production.

Verdict
SAFE
Grade
B
Trust score
89 /100
Version
1.2.0
Hosts
4 documented
License
Apache-2.0
Stars
67,575
01

Overview

From the repository's own README, as read at the audited commit. Badges and raw HTML are left out.

Manage memories from the terminal using the Mem0 CLI. This skill teaches Claude how to use every mem0 command, flag, and output mode -- for both the Node.js and Python implementations.

What This Skill Does

When installed, Claude can:

  • Run mem0 commands correctly in your terminal (add, search, list, get, update, delete, import, config, init, identify, whoami, status, entity, event, agent-rush, version, help)
  • Construct complex invocations with the right flags, scoping, filters, and output formats
  • Pipe and script mem0 commands in shell workflows, CI/CD pipelines, and agent loops
  • Debug issues like missing API keys, entity scoping conflicts, and async processing delays

Installation

CLI (Claude Code, OpenCode, OpenClaw, or any tool that supports skills)

npx skills add https://github.com/mem0ai/mem0 --skill mem0-cli

Claude.ai

  1. Download this skills/mem0-cli folder as a ZIP
  2. Go to Settings > Capabilities > Skills
  3. Click Upload skill and select the ZIP

Claude API (Skills API)

curl -X POST https://api.anthropic.com/v1/skills \
-H "x-api-key: $ANTHROPIC_API_KEY" \
-H "Content-Type: application/json" \
-d '{"name": "mem0-cli", "source": "https://github.com/mem0ai/mem0/tree/main/skills/mem0-cli"}'

Prerequisites

  • A Mem0 Platform API key (Get one here)
  • Node.js 18+ or Python 3.10+
  • Install the CLI:
# Node.js
npm install -g @mem0/cli

# Python
pip install mem0-cli
  • Set the environment variable:
export MEM0_API_KEY="m0-your-api-key"

Or run mem0 init for the interactive setup wizard.

Quick Start

After installing, just ask Claude:

  • "Add a memory for user alice that she prefers dark mode"
  • "Search alice's memories for dietary preferences"
  • "List all memories and
Read from source at commit 5501ce56093eOBSERVED · 2026-10-21
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02

Install

Commands as the repository documents them. They are shown, not run.

npx skills add https://github.com/mem0ai/mem0 --skill mem0-cli
npm install -g @mem0/cli
pip install mem0-cli
npm install -g @mem0/cli
pip install mem0-cli
03

Host compatibility

What the documentation claims. We have not run a compatibility test.

HostStatusNotes
claude-codementioned
codexmentioned
cursormentioned
openclawmentioned
04

What it tells the agent

The instruction file, verbatim from the audited commit — this is the text the model reads, and the surface the audit's instruction layer examines. Quoted here so you can judge it without cloning anything.

---
name: mem0-cli
description: >
  Mem0 CLI -- the command-line interface for mem0 memory operations.
  TRIGGER when: user mentions "mem0 cli", "mem0 command line", "@mem0/cli",
  "mem0-cli", "pip install mem0-cli", "npm install -g @mem0/cli", or is running
  mem0 commands in a terminal/shell (mem0 add, mem0 search, mem0 list, mem0 get,
  mem0 init, mem0 config, mem0 import). Also triggers when query includes CLI flags
  like --user-id, --output, --json, --agent, or describes bash/zsh/terminal/shell usage.
  DO NOT TRIGGER when: user asks about programmatic SDK integration in Python/TS
  code (use mem0 skill), or Vercel AI SDK provider (use mem0-vercel-ai-sdk skill).
license: Apache-2.0
metadata:
  author: mem0ai
  version: "1.2.0"
  category: ai-memory
  tags: "cli, terminal, memory, ai, command-line"
  mem0_tested_versions: "mem0-cli (PyPI) >=0.2.13,<0.3.0; @mem0/cli (npm) >=0.2.14,<0.3.0; mem0ai (PyPI) >=2.0.0,<3.0.0; mem0ai (npm) >=3.0.0,<4.0.0"
compatibility: Node.js 18+ (npm install -g @mem0/cli) or Python 3.10+ (pip install mem0-cli), MEM0_API_KEY env var
---

# Mem0 CLI

The official command-line interface for the Mem0 memory platform. Add, search, list, update, and delete memories from the terminal -- for developers, AI agents, and CI/CD pipelines.

## Install

**Node.js (npm):**
```bash
npm install -g @mem0/cli
```

**Python (pip):**
```bash
pip install mem0-cli
```

Both packages install a `mem0` binary with the same commands, options, and output formats (see [Node and Python Differences](#node-and-python-differences) for the exceptions).

## Setup

**Autonomous Mem0 setup for agents (no email, no dashboard):**

```bash
mem0 init --agent --agent-caller <your-name> --json
```

Replace `<your-name>` with the AI agent you are (e.g. `claude-code`, `cursor`, `codex`, `cline`, `aider`). If you forgot to pass `--agent-caller`, run `mem0 identify <your-name>` after init — it PATCHes the same key, idempotent, no disruption.

This mints an evaluation API key in <5 seconds. Use it immediately. Print this line to the human:

> Mem0 memory is running in Agent Mode. Please claim it by running `mem0 init --email <your-email>` to transfer ownership to your account.

Never commit API keys, `.env`, or `~/.mem0/config.json`.

After the human claims, the same API key keeps working — no agent disruption — and memories are preserved.

**Interactive wizard (for humans):**
```bash
mem0 init
```

**Or set the environment variable directly:**
```bash
export MEM0_API_KEY="m0-xxx"
```

Get an API key at: https://app.mem0.ai/dashboard/api-keys?utm_source=oss&utm_medium=skill-mem0-cli

## Quick Reference

### Add a memory
```bash
mem0 add "I prefer dark mode" --user-id alice
```

### Search memories
```bash
mem0 search "preferences" --user-id alice
```

### List all memories for a user
```bash
mem0 list --user-id alice
```

### Get a specific memory
```bash
mem0 get <memory-id>
```

### Update a memory
```bash
mem0 update <memory-id> "new text"
```

### Delete a single memory
```bash
mem0 delete <memory-id>
```

### Delete all memories for a user
```bash
mem0 delete --all --user-id alice --force
```

## Agent / JSON Mode

Use `--json` or `--agent` to get structured output suitable for LLM consumption. Place the flag before the subcommand (`mem0 --json search "q"`), which works in both CLIs. Data commands (add, search, list, get, update, delete, import, config, entity, event, status) wrap their response in a standard envelope:

```json
{
  "status": "success",
  "command": "search",
  "duration_ms": 245,
  "scope": { "user_id": "alice" },
  "count": 3,
  "data": [
    { "id": "mem-abc", "memory": "User prefers dark mode", "score": 0.92 }
  ]
}
```

On error:
```json
{
  "status": "error",
  "command": "search",
  "error": "Invalid or expired API key.",
  "data": null
}
```

The `--agent` flag is an alias for `--json` (except on `mem0 init`, where `--agent` is the Agent Mode bootstrap flag). Both write spinners and progress to stderr so stdout is clean, parseable JSON (the one exception is Node `import`, see below). Optional keys: `duration_ms`, `scope`, `count` appear only where relevant, and `mem0_notice` appears when the platform flags an unclaimed Agent Mode account.

## Node and Python Differences

Both the Node.js (`@mem0/cli`) and Python (`mem0-cli`) CLIs share the command set, flags, entity ID resolution, filter building, and the JSON envelope. Choose whichever runtime you already have installed. Known differences:

- **`--json` / `--agent` placement:** Python accepts the flag anywhere on the command line. Node reads it only as a global option, so put it before the subcommand (`mem0 --json list`). `mem0 init --json` and `mem0 help --json` work after the subcommand in both. For the Agent Mode bootstrap, Node starts it only from `init --agent` or `init --json` (a root-level `mem0 --json init` or `mem0 --agent init` does not start it, and without an agent runtime env var it fails with the non-TTY error), while Python also accepts those root-level forms. `mem0 init --agent --json` works in both.
- **`--limit`:** `mem0 search --limit` is a Python-only alias for `--top-k`.
- **Agent-mode `delete --all` data:** Python returns `{"deleted": true}` (plus scope for `--project`); Node returns the raw API result.
- **`import` JSON output:** Python prints the envelope with `scope`. Node omits `scope` and writes the `Importing memories... n/n` progress line to stdout before the JSON, so only Python's output pipes cleanly to `jq`.
- **Message text:** The empty-search error (`Search query cannot be empty.` in Python, `No query provided...` in Node) and the delete dry-run footers differ slightly.

## Common Edge Cases

- **Async processing delay:** After `mem0 add`, memories process asynchronously. Wait 2-3 seconds before searching for newly added content. Use `mem0 event list` to check processing status.
- **`--all` vs `--entity` delete modes:** `mem0 delete --all -u alice` deletes all memories for user alice. `mem0
05

Trust audit

SAFEgrade B · trust 89/100 Nothing in the source contradicts what it says it does. Grade A is reserved for packages that have also passed the behavioural sandbox.

LayerWhat it checksResult
L0Provenance & inventoryPASS
L1Static analysis of the codeNA
L2Instruction surface (what it tells the agent)PASS
L3Class-specific surfacePASS
L4Behavioural (sandbox)SKIPPED

What the source does

Filesystem
none-observed
Network
none-observed
Shell
none-observed
Dependencies
pinned
Secrets in source
none-found

Findings (6)

LOWInventory / provenance · inv.symlink · CWE-1104
.github/CLAUDE.md
.github/CLAUDE.md
Why it matters. link not followed
LOWInventory / provenance · inv.symlink · CWE-1104
CLAUDE.md
CLAUDE.md
Why it matters. link not followed
LOWInventory / provenance · inv.symlink · CWE-1104
cli/node/CLAUDE.md
cli/node/CLAUDE.md
Why it matters. link not followed
LOWInventory / provenance · inv.symlink · CWE-1104
cli/python/CLAUDE.md
cli/python/CLAUDE.md
Why it matters. link not followed
LOWInventory / provenance · inv.symlink · CWE-1104
docs/CLAUDE.md
docs/CLAUDE.md
Why it matters. link not followed
LOWPrompt injection · prompt.transfer_instruction · CWE-94, CWE-1427
references/configuration.md:117
3. On success: receives the API key from the server and saves it with `platform.user_email` and `platform.created_via: "email"`. The default user ID is `--user-id`, else `$USER`, else `mem0-cli`.
Why it matters. an instruction to move sensitive data to an outside destination
Fix. remove; a skill never needs the user's secrets off the machine

Gates applied: no_behavioural_pass.

Audited 2026-10-21 · audit v0.4.1 · source sha 5501ce56093efull audit observations/trust-audit/skill/mem0ai__mem0-cli.json · Report an issue / request a re-scan
06

Audit history

Every audit this skill has had.

DateSourceVerdictGradeScoreChange
2026-10-215501ce56093eSAFEB89first audit
07

Questions

What does the mem0-cli — mem0ai/mem0 skill do?

The Memory Layer for AI Agents - Drop-in memory infrastructure for AI agents and apps. Context that persists. Built for production.

Is mem0-cli — mem0ai/mem0 safe to install?

The audit found nothing in the source that contradicts what it says it does, and graded it B (89/100). Grade A is held back for packages that have also passed a sandboxed behavioural run, which is why a clean skill reads B.

What can mem0-cli — mem0ai/mem0 access on my machine?

The audit observed no filesystem, network or shell use at all in its source.

What do I need installed to use mem0-cli — mem0ai/mem0?

Its own instructions reference mem0. Dependencies are pinned to exact versions.

Which assistants does mem0-cli — mem0ai/mem0 work with?

Its documentation mentions claude-code, codex, cursor and openclaw. That is what the text claims, not a compatibility test we ran.

How current is this page?

The grade is for one exact copy of the source (5501ce56093e), read on 2026-10-21. The repository is watched, and a new audit runs when it changes — this is the first audit.

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