memory_delete
Permanently delete a memory by ID
How to use it
memory_delete is exposed by the Cortex MCP server. Add the server to your MCP client (Claude Desktop, Cursor, Windsurf and others), and the memory_delete tool becomes available to the model automatically. See the full listing for setup details and every tool this server provides.
Install Cortex
claude mcp add cortex-memory -- cortex-mcp-server ~/.cortex/memory.dbOther tools in Cortex (29)
Query beliefs above confidence threshold
Update a Bayesian belief with evidence
Check for fact contradictions
Store structured knowledge (subject-predicate-object)
Query facts by entity (SQL-indexed)
Archive a memory to cold storage
Compress old conversation sessions
Run decay + promotion + sweep cycle
Generate LLM-ready context summary (token-budgeted)
Run temporal decay on episodic memories
Preview inference without storing
Store a memory (text, channel, person context, optional privacy)
Ingest multiple memories in a single transaction
Restore an archived memory back to an active tier
Semantic search across all memory tiers
Change a memory's privacy level — promote to shared to sync it, demote to private to retract it from other devices
Get memory statistics (counts per tier, index size)
List all namespaces with memory counts
List all known people
Merge two person identities into one
Cross-channel identity resolution
Query preferences by key pattern
Store user preference with confidence
Extract relationships from text
Enable cross-device cloud sync with optional encryption
Detect available cloud storage providers
Pull and apply remote changes from other devices
Cloud sync status (provider, devices, pending ops)
List all tags in use across memories with counts