C
Caution
74/100
13 days ago

keymem

Associative key-graph memory for LLM agents — recall facts by association (recall → read_key → read_memory) instead of vector similarity alone, with persistent cross-session memory and cross-lingual keys.

Caution. Specific findings reduced this grade. They are listed on the page. Grades reflect the full trust pyramid: code, verification depth, and reputation. New projects cap at C until adoption is earned.

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Who stands behind it

donggyun112

Source: Glama

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// key findings
🚨
Secret credentials may flow to a network call
1 flow detected: KEYMEM_DAEMON_PORT. We can’t prove the destination matches the brand the credential belongs to.
⚠️
Known vulnerabilities in dependencies: 1 high
Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.
🔐
You'll be asked for 1 credential: OPENAI_API_KEY
These are read from process.env at runtime. Make sure you trust where they’ll be sent.
// known CVEs in dependencies1 high1 low

Disclosed vulnerabilities in this server's declared npm dependencies (via OSV). Whether each is reachable depends on the installed versions.

high@modelcontextprotocol/sdk@1.0.0GHSA-w48q-cv73-mx4w

Model Context Protocol (MCP) TypeScript SDK does not enable DNS rebinding protection by default

lowzod@3.22.0GHSA-m95q-7qp3-xv42

Zod denial of service vulnerability

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// environment variables
To run this server yourself, you supply these values. They go in your own MCP client configuration and stay on your machine. The secret label means the value is sensitive, not that the server mishandles it.
configCLAUDE_CODE_SESSION_ID
configCLAUDE_CONFIG_DIRClaude Code — ~/.claude/projects//{session_id}.jsonl ($)
configCODEX_HOMECodex — ~/.codex/sessions//rollout--{session_id}.jsonl ($)
configCODEX_THREAD_ID
configEMBEDDING_BACKEND"": "local",
configKEYMEM_AUTO_MIGRATE
configKEYMEM_DAEMON_AUTOSTART
configKEYMEM_DAEMON_IDLE_MS
configKEYMEM_DAEMON_PORT
configKEYMEM_DATA_DIRSet to use a different storage directory.
configKEYMEM_HOOK_MIN_CHARS
configKEYMEM_HOOK_MIN_REL
configKEYMEM_HOOK_TIMEOUT_MS
configKEYMEM_HOOK_TOP_K
configKEYMEM_KEY_MERGE
configKEYMEM_SESSION_REAP_GRACE_MS
configKEYMEM_TRANSCRIPT_ACCESS
configKM_ANON
configKM_SRC
configLOCAL_EMBEDDING_CACHE_DIR
configLOCAL_EMBEDDING_MODEL"": "bge-m3"
configLOCAL_EMBEDDING_MODEL_FILE=model.onnx # optional; default is model.onnx
configLOCAL_EMBEDDING_MODEL_PATH=/absolute/path/to/model-dir # dir with model.onnx + tokenizer files
🔐 secretOPENAI_API_KEY"": "your-openai-api-key"
configOPENAI_EMBEDDING_MODELtext-embedding-3-small
configSUPER_MEMORY_DATA_DIR
// quality suggestions

Tool annotations

No tools have read-only/destructive annotations

Add readOnlyHint or destructiveHint annotations to every tool so hosts can warn users before invoking.

All four hints declared on every tool

15/15 tools missing one or more hints — recall (missing: readOnlyHint, destructiveHint, idempotentHint, openWorldHint); browse_keys (missing: readOnlyHint, destructiveHint, idempotentHint, openWorldHint); read_key (missing: readOnlyHint, destructiveHint, idempotentHint, openWorldHint), +12 more. OpenAI's directory rejects tools where any of the four hints are missing or non-boolean.

For every tool, set all four hints (readOnlyHint, destructiveHint, idempotentHint, openWorldHint) to explicit true/false values that match the handler’s actual behaviour.

Tool test coverage

9/15 tools referenced in tests (60%)

Write tests that reference each tool by name so every tool has at least one test.

Secrets stay with their owner

1 secret/sensitive value flow into network calls (KEYMEM_DAEMON_PORT → dynamic)

Audit where credentials are sent. A NOTION_TOKEN should only reach api.notion.com — never a third-party host.

Production dependencies are patched

0 critical, 1 high severity in production deps — @modelcontextprotocol/sdk@1.0.0 (high), zod@3.22.0 (low)

Run npm audit fix, or upgrade the affected packages to a non-vulnerable version.

Dependency freshness

1/7 production deps stale: async-mutex@2024-03-11 (2.4y)

Claim the listing to review these findings one by one and send us a correction where you disagree, straight to the team. Claiming also means we tell you when the grade moves, and reach you first if we find anything urgent.

// full audit trail
The findings above are the summary. The full trail, every check we ran, each deduction, the network hosts observed and the dependency advisories, goes to verified publishers, along with an alert whenever a new one lands. Verified publishers can also review each finding and dispute it in one click. Publisher corrections have sharpened several of our checks this month, because the maintainer knows the codebase better than any scanner.
// improvement guidance — verified publishers only
We have 5 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.
// embed badge in your README
[![M8ven Verified](https://m8ven.ai/badge/mcp/donggyun112-keymem-105i88?variant=verified)](https://m8ven.ai/mcp/donggyun112-keymem-105i88)
Shows verification status without the grade. Want the grade badge instead? Remove ?variant=verified from the URL.
commit: 7b49f71d06b7b3e8baea86d21f768d7e8816bf52
code hash: baf4643c9da338057ec87fc4efe594c943304270579f4b50de9fbfe5a127c2d1
verified: 8/7/2026, 4:37:13 AM
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