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.
npx agentmods add skills/mem0ai/mem0/mem0-scopenpx skills add mem0ai/mem0 --skill mem0-scopegit clone --depth 1 https://github.com/mem0ai/mem0What 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.
| Model | Per session | Once invoked |
|---|---|---|
| Fable 5 | $0.00052 | $0.01149 |
| Opus 5 | $0.00026 | $0.00575 |
| Sonnet 5 | $0.00010 | $0.00230 |
| Haiku 4.5 | $0.00005 | $0.00115 |
Grade A, and why
mem0-scope scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured yesterday.
A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.
Nothing flagged
None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.
How it starts
The opening of the file, as written. The whole thing — 120 lines — stays where its author put it; the contents beside it link to each section on GitHub.
Mem0 Scope
View or change the default memory scope — the scope the memory tools use when
no explicit scope is given. The setting persists in ~/.mem0/settings.json
(default_scope) and the plugin reads it fresh on each memory operation, so a
change takes effect immediately in the current session.
The three scopes:
project(default) — this repo only. Filters byuser_id+app_id.session— this run only. Addsrun_id(the current session) so memories are isolated to this conversation.global— across ALL your projects. Reads useapp_id="*"; writes dropapp_idso the memory is user-wide.
Execution
Step 1: Determine intent
Look at the user's message for a target scope word: project, session, or
global (also accept "repo"→project, "run"→session, "all"/"everywhere"→global).
- No target word present → View mode (Step 2).
- A target word present → Change mode (Step 3).
Step 2: View mode — show the current scope
-
Read the current default scope from settings:
_S="$HOME/.mem0/settings.json" [ -f "$_S" ] && grep -o '"default_scope"[[:space:]]*:[[:space:]]*"[a-z]*"' "$_S" | grep -o '[a-z]*"$' | tr -d '"' || echo "project"If the command prints nothing, the scope is
project(the default). -
(Optional) Show how many memories live in the current scope by calling
get_memorieswithscope="<current>",page_size=1, and reading thecount(or result length) from the response. -
Display using the identity the plugin exported (do NOT re-shell git):
Mem0 memory scope Current default scope: <current> project - this repo only (user + app_id) <marker if active> session - this run only (adds run_id) <marker if active> global - all your projects (app_id = *) <marker if active> User: ${MEM0_USER_ID} Project: ${MEM0_APP_ID} Session: ${MEM0_SESSION_ID} To change: /mem0-scope session (or project / global)
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.
- yesterday First seen · 120 lines · 52 tokens per session scan A 61e857edf724
mem0-scope is a skill published in the GitHub repository mem0ai/mem0 (64,360 stars, last pushed 3d ago), licensed Apache-2.0. It adds 52 tokens to every session and 1,149 once invoked, about $0.0003 per session on Opus 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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