tag_and_search_library
Faceted browse + tag editing over a vault library (Recipes/ + Components/ markdown notes).
This record as markdown: /tools/io-github-pantani-tdmcp/tag-and-search-library.md
What tag_and_search_library does on tdmcp — TouchDesigner MCP server
AI agents use tag_and_search_library to create or update resources in tdmcp — TouchDesigner MCP server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your tdmcp — TouchDesigner MCP server environment.
Why tag_and_search_library is rated Medium
The tool supports both reading (faceted browse/search) and writing (tag editing). Since tag editing modifies stored data, the most severe applicable category is Write. Blast radius is medium: misuse could corrupt or pollute library metadata, but changes are likely reversible.
From the tool's definition 'tag editing over a vault library' — the tool modifies tags on library entries (markdown notes in Recipes/ and Components/)
Attacks that exploit this kind of access
The rule that runs tag_and_search_library safely
PolicyLayer is an MCP gateway: it sits between your AI agents and tdmcp — TouchDesigner MCP server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For tag_and_search_library, this is the rule to start with:
tag_and_search_library stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect tdmcp — TouchDesigner MCP server, apply this rule, and every tag_and_search_library call is checked against it from then on.
Questions about tag_and_search_library
Faceted browse + tag editing over a vault library (Recipes/ + Components/ markdown notes). It is categorised as a Write tool in the tdmcp — TouchDesigner MCP server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the tdmcp — TouchDesigner MCP server MCP server in PolicyLayer and add a rule for tag_and_search_library: 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 tdmcp — TouchDesigner MCP server. Nothing to install.
tag_and_search_library is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the tag_and_search_library 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 tag_and_search_library. 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.
tag_and_search_library is provided by the tdmcp — TouchDesigner MCP server MCP server (@dpantani/tdmcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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