Debug segment information (internal structure). Shows internal index structure for debugging. Segment types: - lex: Lexical/full-text index (Tantivy) - vec: Vector index (embeddings) - time: Temporal index Args: file: Path to the .mv2 memory file segment_type: Type of segment to debug Returns: In...
AI agents call memvid_debug_segment to retrieve information from Memvid without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This is a diagnostic/introspection tool that retrieves and displays internal structure information about memory file segments (lexical, vector, and temporal indexes). It performs no mutations, executes no code, and has no side effects.
From the tool's definition The tool description explicitly states it 'Shows internal index structure for debugging' and 'Returns: Internal segment structure and statistics'. The verb 'debug' and 'shows' indicate read-only inspection of internal metadata.
Attacks that exploit this kind of access
Debug segment information (internal structure). Shows internal index structure for debugging. Segment types: - lex: Lexical/full-text index (Tantivy) - vec: Vector index (embeddings) - time: Temporal index Args: file: Path to the .mv2 memory file segment_type: Type of segment to debug Returns: Internal segment structure and statistics. It is categorised as a Read tool in the Memvid MCP Server, which means it retrieves data without modifying state.
Register the Memvid MCP server in PolicyLayer and add a rule for memvid_debug_segment: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Memvid. Nothing to install.
memvid_debug_segment is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the memvid_debug_segment rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for memvid_debug_segment. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
memvid_debug_segment is provided by the Memvid MCP server (tapiocapioca/memvid-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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