mind-mem: Instructions file for Claude Code

CLAUDE.md

mind-mem CLAUDE.md is an instructions file for Claude Code from star-ga/mind-mem. It costs 4,881 tokens per session, scanned A, original, Apache-2.0.

Project instructions for mind-mem, a persistent memory system for AI agents that combines keyword and meaning-based search.

In plain words
What is it for?
Use them when changing mind-mem's memory storage, search, indexing, daemon, encryption, or MCP tools.
Why use it?
They describe the system's components, configuration, storage backends, security limits, and verification expectations.

Instructions file for Claude Code

Written for Claude Code: the file is CLAUDE.md. Also seen: mentions CLAUDE.md.

This is star-ga/mind-mem's own configuration. It tells Claude Code how to work on mind-mem 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 mind-mem configures →

Reuse

Borrowing it

Nothing to install: this file belongs to star-ga/mind-mem. 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/star-ga/mind-mem/main/CLAUDE.md
Clone the repo
git clone --depth 1 https://github.com/star-ga/mind-mem

Made for: Claude Code.

Wrote this? Show the measurements

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Per session 4,881 This file is loaded in full into every session.
When invoked 4,881 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 $0.04881 $0.04881
Opus 5.5 $0.01952 $0.01952
Sonnet 5.5 $0.00976 $0.00976
Haiku 4.5 $0.00488 $0.00488

Measured 17d ago against content hash 6f2177541efc, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

mind-mem 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 17d 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 · 294 lines

How it starts

The opening of the file, as written. The whole thing — 294 lines — stays where its author put it; the contents beside it link to each section on GitHub.

MIND-Mem — Persistent AI Memory System

Overview

BM25F + vector hybrid search memory system for AI agents. Published on PyPI: pip install mind-mem

v4.1.1 (released 2026-06-14) — Postgres backend parity: the recall / scan / governance / export / reindex / daemon feature layer was reading the local Markdown corpus + SQLite FTS index and ignoring the configured block_store backend, so Postgres users' blocks were invisible to those features. Added a shared backend-aware storage.iter_active_blocks() + PostgresRecallBackend (BM25 + pgvector RRF), backend-aware/read-only-safe build_index/index_status, pgvector cross-schema detection, daemon cron module path, init_workspace PG setup, MCP _check_workspace backend-aware gate. SQLite/markdown default unchanged (5566 tests, no regression); 81 new both-backend tests. Builds on

v4.1.1 (released 2026-06-05) — security-hardening companion to v4.0.16 (same audit). At-rest encryption relabeled honestly (256-bit HMAC-SHA256 keystream + encrypt-then-MAC, not AES-256/SQLCipher; recall index not encrypted) + 256 MiB encrypt/decrypt DoS cap + .mind-mem-keys 0700 / salt 0600 / decrypt-audit-jsonl 0600. verify_model warns on in-tree-key (self-describing) verification + manifest skips sidecars only at root (no smuggling). MIC-b parser bounds n_syms/n_types. gRPC binds 127.0.0.1 by default (was [::]). tenant_kms (real AESGCM) unchanged.

v4.0.16 (released 2026-06-05) — correctness-hardening release from a six-agent audit. Postgres backend: delete_block silent-rollback (missing deleted_blocks table aborted the txn), diff() AND/OR precedence + active metadata leak, restore() file_path wipe, new ping() health probe surfaced in mm doctor. Replication: ReplicatedPostgresBlockStore now forwards embedding and implements hybrid_search/backfill_embedding/ping. Recall: FTS5 bm25() weight shift (block_id stole statement's weight) + unified _apply_post_filters() so sqlite/vector paths no longer drop lifecycle/event_id/min_maturity. Governance/concurrency: federation.resolve_conflict rowcount guard, apply_proposal re-validate under lock (double-apply), conflict_resolver winner/loser hash mapping, ConnectionManager.close() write-lock, tier-schema ALTER race. MCP: DB errors become structured responses instead of crashing the stdio server. 5465 tests (live PG). No mind-mem-4b retraining. Builds on v4.0.15 (MindLLM backend + token rotation + time-bounded recall + N-08/T-007).

Read the full file on GitHub · 294 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. 17d ago Changed 6f2177541efc
  2. 20d ago Changed a024c793db27
  3. 21d ago Changed 863e8034a3df
  4. 1mo ago Changed 5631bc04f09d
  5. 1mo ago Changed · +1 lines · +4 tokens per session 9f7f258ca324
  6. 1mo ago Changed 467e18c37358
  7. 1mo ago Changed 7c54c0ce0e88
  8. 1mo ago Changed bd81a5bf0bce
  9. 1mo ago Changed 5ca4bd23fd2b
  10. 1mo ago First seen · 293 lines · 4,877 tokens per session scan A 2a8fccc0c40a

Subscribe to this mod's changes

mind-mem CLAUDE.md is an instructions file published in the GitHub repository star-ga/mind-mem (18 stars, last pushed yesterday), licensed Apache-2.0. It adds 4,881 tokens to every session, about $0.0195 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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