redmem: Instructions file for Claude Code

CLAUDE.md

redmem CLAUDE.md is an instructions file for Claude Code from tokligence/redmem. It costs 4,890 tokens per session, scanned A, original, Apache-2.0.

Project-specific development instructions for redmem, a system built from short-lived subprocesses such as code hooks and security safeguards. They explain its interpreter, tests, architecture, and data model.

In plain words
What is it for?
Use them before changing redmem code, running its tests, or working on its interpreter, dispatcher chain, shield, or encrypted memory.
Why use it?
They warn about project constraints that can cause tests to use the wrong Python environment or risk damaging stored data.

Instructions file for Claude Code

Written for Claude Code: PreToolUse hook event. Also seen: reads .claude/ paths; mentions CLAUDE.md; mentions subagents.

This is tokligence/redmem's own configuration. It tells Claude Code how to work on redmem itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything redmem configures →

Not installable: its command points at a path on the author’s own machine, so it runs nowhere else. The line is /Users/you/redmem.

Reuse

Borrowing it

Nothing to install: this file belongs to tokligence/redmem. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/tokligence/redmem/main/CLAUDE.md
Clone the repo
git clone --depth 1 https://github.com/tokligence/redmem

Made for: Claude Code.

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Per session 4,890 This file is loaded in full into every session.
When invoked 4,890 The same file — it is already loaded in full.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
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 $0.04890 $0.04890
Opus 5.5 $0.01956 $0.01956
Sonnet 5.5 $0.00978 $0.00978
Haiku 4.5 $0.00489 $0.00489

Measured 2mo ago against content hash fc8465bd2c63, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

redmem CLAUDE.md 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 2mo 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.

CLAUDE.md · 385 lines

How it starts

The opening of the file, as written. The whole thing — 385 lines — stays where its author put it; the contents beside it link to each section on GitHub.

redmem — development guide

Claude Code hooks: a secret shield, session memory, an image compressor, an autopilot loop, and a set of guards. Everything runs as a short-lived subprocess spawned per tool call, which shapes almost every constraint below.

Read docs/design/architecture.md for the full specification. This file is what you need before touching the code.


The one that will bite you first: the interpreter

python3 on PATH is not necessarily the interpreter with your packages.

A hook process does not source your shell rc. So the python3 that resolves correctly when you type it can resolve to something else entirely when Claude Code spawns the hook. An alias python3=... is worse than useless here: an alias exists only in interactive shells, so it hides the split rather than fixing it.

On 2026-07-27 this destroyed a 235-entry encrypted vault twice in one session. The machine had two brew pythons; the one holding the linked python3 had no cryptography, so the shield could not decrypt its own mapping, treated it as empty, and truncated it. Every check run by hand said the right interpreter.

Consequences for you:

  • Run tests with an interpreter that has cryptography, not with whatever python3 resolves to. Verify before you trust it:
    <your python3> -c 'import sys, cryptography; print(sys.executable)'
    
  • install.sh resolves an interpreter, requires import cryptography, and writes its absolute path into settings.json. It refuses to install if none qualifies. Do not "simplify" that back to python3.
  • Claude Code caches hook commands at session start. Editing settings.json does not affect the running session. After install.sh, restart Claude Code or you will be testing the old configuration and drawing confident, wrong conclusions.

Running the tests

<python-with-cryptography> -m pytest -q          # full suite, ~90s
<python-with-cryptography> -m pytest test_vault_integrity.py -q

Read the full file on GitHub · 385 lines

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. 2mo ago First seen · 385 lines · 4,890 tokens per session scan A fc8465bd2c63

Subscribe to this mod's changes

redmem CLAUDE.md is an instructions file published in the GitHub repository tokligence/redmem (4 stars, last pushed 2mo ago), licensed Apache-2.0. It adds 4,890 tokens to every session, about $0.0196 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 2026-08-31.

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