context-loader

A context-loading skill searches saved project memories and adds relevant results to the agent's working context before a task begins. Working context is the information the agent can use while handling the task.

In plain words
What is it for?
It is used at session start, when changing context, for complex tasks, or when asking what the project already knows about a topic.
Why use it?
It reduces the need to repeat past decisions, project history, and coding conventions when switching tasks or returning to a project.

Skill for Claude CodeCodex

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.

agentmods
npx agentmods add skills/mem0ai/mem0/context-loader
Any agent
npx skills add mem0ai/mem0 --skill context-loader
Clone the repo
git clone --depth 1 https://github.com/mem0ai/mem0

Made for: Claude Code, Codex.

Per session 45 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 514 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. Scan, not verified.
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 $0.00045 $0.00514
Opus 5 $0.00023 $0.00257
Sonnet 5 $0.00009 $0.00103
Haiku 4.5 $0.00005 $0.00051

Measured 2d ago against content hash a00f2b0f3391, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade A, and why

context-loader 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 2d 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.

integrations/mem0-plugin/skills/context-loader/SKILL.md · 49 lines

What it actually says

Context Loader

Pre-fetches relevant memories to prime context before working on a task.

When to use

  • Session start (invoke manually or auto-triggered by skill description matching)
  • User starts work on a specific feature or file set
  • Complex multi-step task begins
  • User says "what do we know about X" or "context for X"

Steps

  1. Extract topics from current message/task. Identify: file paths, module names, feature areas, error patterns.

  2. Run 2-4 parallel search_memories calls with different angles:

    Query angle Filter Purpose
    Feature/module name {"AND": [{"user_id": "<id>"}, {"app_id": "<pid>"}, {"metadata": {"type": "decision"}}]} Architecture decisions
    File paths mentioned {"AND": [{"user_id": "<id>"}, {"app_id": "<pid>"}, {"metadata": {"type": "convention"}}]} Coding patterns
    Error keywords (if any) {"AND": [{"user_id": "<id>"}, {"app_id": "<pid>"}, {"metadata": {"type": "anti_pattern"}}]} Known pitfalls
    Broad project context {"AND": [{"user_id": "<id>"}, {"app_id": "<pid>"}]} Catch-all
  3. Deduplicate results by memory ID across all search responses.

  4. Output compact context block (max 10 memories):

context-loader: loaded <N> memories for "<task summary>"
  - [decision] <content> [mem0:<short_id>]
  - [convention] <content> [mem0:<short_id>]
  - [anti_pattern] <content> [mem0:<short_id>]
  1. If zero results: output nothing. Don't announce empty context.

Constraints

  • Read-only — never modify or delete memories
  • Max 10 memories returned (most relevant only)
  • Silent on empty — only surfaces findings if relevant context exists
  • Skip memories already visible in current session context
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. 2d ago First seen · 49 lines · 45 tokens per session scan A a00f2b0f3391

Subscribe to this mod's changes

context-loader is a skill published in the GitHub repository mem0ai/mem0 (64,535 stars, last pushed today), licensed Apache-2.0. It adds 45 tokens to every session and 514 once invoked, about $0.0002 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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