// MCP TOOL REFERENCE

HIPPOCAMPUS TOOLS

11 tools from the Hippocampus MCP Server, categorised by risk level.

// ALL 11 HIPPOCAMPUS TOOLS

READ 5 tools

Read check_version Check if cached entity content is still current. Pass a previously received version_hash to verify freshnes... Read context Get full context about a topic: the entity, its observations, relationships, and related entities. Follows ... Read recall Search memories by semantic similarity and keyword match. Returns relevant stored information ranked by rel... Read consolidate Identify groups of similar or overlapping memories that could be merged into fewer, denser observations. Re... Read export Export memories as a CLAUDE.md context file, readable markdown, JSON, wire format, or Obsidian vault. Use c...

WRITE 4 tools

Write merge Merge multiple observations into one. Atomic operation: provide merged text + list of observation IDs. Crea... Write onboard Bootstrap memory from the current AI session. Returns extraction instructions — follow them to capture user... Write remember Store a memory or piece of information. Use this to save facts, preferences, decisions, reasoning, or explo... Write update Replace an existing observation with new content. Finds the old observation by exact content match and repl...

DESTRUCTIVE 2 tools

Destructive forget Delete a specific memory or an entire entity and all its associated data. Use with care — this is permanent. Destructive merge_entities Merge multiple entities into one. Moves all observations, embeddings, and relationships from source entitie...

// FAQ

How many tools does the Hippocampus MCP server have? +

The Hippocampus MCP server exposes 11 tools across 3 categories: Read, Write, Destructive.

How do I enforce policies on Hippocampus tools? +

Route the Hippocampus server through the PolicyLayer gateway. Define allow, deny, or approval rules per tool in the dashboard; they are enforced on every call before it reaches the server.

What risk categories do Hippocampus tools fall into? +

Hippocampus tools are categorised as Read (5), Write (4), Destructive (2). Each category has a recommended default policy.

Enforce policy on every Hippocampus tool call.

Start from Hippocampus, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

CHECK YOUR STACK →

Free to start. No card required.

43,000+ MCP servers and 220,000+ tools scanned and risk-classified.