mem9-guard-mcp
Server Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| MEM9_API_KEY | No | mem9 API key. Falls back to a local JSON store when unset. | |
| MEM9_API_URL | No | Defaults to https://api.mem9.ai. Override for self-hosted mem9. | |
| MEM9_AGENT_ID | No | X-Mnemo-Agent-Id header (optional). | |
| MEM9_GUARD_POLICY | No | Path to a policy YAML. Defaults to Policy.strict(). | |
| MEM9_GUARD_LOCAL_PATH | No | Path of the fallback JSON store (default mem9_local_store.json). |
Capabilities
Features and capabilities supported by this server
| Capability | Details |
|---|---|
| tools | {
"listChanged": false
} |
| prompts | {
"listChanged": false
} |
| resources | {
"subscribe": false,
"listChanged": false
} |
| experimental | {} |
Tools
Functions exposed to the LLM to take actions
| Name | Description |
|---|---|
| memory_writeA | Write a value to guarded mem9 memory. |
| memory_readB | Read a value from guarded mem9 memory. Reads run integrity verification and outbound screening; sensitive content may come back redacted, and tampered or policy-violating entries are blocked. |
| memory_deleteC | Delete a key from guarded mem9 memory. Protected keys cannot be deleted. |
| memory_listA | List all keys currently stored in guarded mem9 memory. |
| security_eventsA | Return recent security events emitted by the guard (newest first). Useful for auditing why a write was blocked, redacted, or quarantined. |
| quarantine_listA | List writes currently held in quarantine (detected anomalies pending review). |
Prompts
Interactive templates invoked by user choice
| Name | Description |
|---|---|
No prompts | |
Resources
Contextual data attached and managed by the client
| Name | Description |
|---|---|
No resources | |
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