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Mnemoscope

toonight/mnemoscope

Exposes four MCP tools to monitor and protect Markdown vaults used as agent memory. Predict_rot scores your corpus on five context degradation factors before you inject it into an LLM. Get_tiered_read splits notes into working, episodic, and semantic tiers based on recency. Record_journal and read_journal maintain an Ed25519-signed, hash-chained audit log of every agent write, which you verify with the CLI to catch tampering. Ships with a Claude Code PostToolUse hook that passively signs writes as they happen. Useful when you're growing a vault with an agent over months and need to know whether the corpus is rotting, what subset to load, and whether anyone has modified the history.

tools
4
transport
STDIO
last updated
Apr 28, 2026

Tools

4 tools

Public tool metadata for what this MCP can expose to an agent.

predict_rotScore 0–100, dominant factor, full factor breakdown, top 5 risk notes, vault stats

Score 0–100, dominant factor, full factor breakdown, top 5 risk notes, vault stats

No parameter schema in public metadata yet.

get_tiered_readNote paths grouped into working / episodic / semantic

Note paths grouped into working / episodic / semantic

No parameter schema in public metadata yet.

record_journalThe signed entry, including its sig, keyFingerprint, and prevHash

The signed entry, including its sig, keyFingerprint, and prevHash

No parameter schema in public metadata yet.

read_journalAll journal entries, or a single session's entries

All journal entries, or a single session's entries

No parameter schema in public metadata yet.

Sponsors

Readme

Mnemoscope — See how your agent remembers (and forgets).

View the full README on GitHub

Details

Repository
github.com/toonight/mnemoscope
Website
github.com/toonight/Mnemoscope
Categories
AI & LLM Tools, Documents & Knowledge
Package
@mnemoscope/mcp-server
Transport
STDIO
Registry
MCP registry, active

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