list_audio_catalog
List the curated speech-recognition models this node can load.
This record as markdown: /tools/network-tenzro-tenzro/list-audio-catalog.md
What list_audio_catalog does on Tenzro Ledger MCP
AI agents call list_audio_catalog to retrieve information from Tenzro Ledger MCP without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why list_audio_catalog is rated Low
This tool queries and returns information about available speech-recognition models without modifying, executing, or deleting any data. It is a straightforward read operation that retrieves a catalog of models. The low severity reflects minimal blast radius—an AI agent misusing this tool would only gain knowledge of available models, with no ability to execute code, modify state, or cause financial harm.
From the tool's definition Tool name is 'list_audio_catalog' and description states 'List the curated speech-recognition models this node can load' — a retrieval operation with no side effects.
Attacks that exploit this kind of access
The rule that runs list_audio_catalog safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Tenzro Ledger MCP, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For list_audio_catalog, this is the rule to start with:
list_audio_catalog is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Tenzro Ledger MCP, apply this rule, and every list_audio_catalog call is checked against it from then on.
Questions about list_audio_catalog
List the curated speech-recognition models this node can load. It is categorised as a Read tool in the Tenzro Ledger MCP MCP Server, which means it retrieves data without modifying state.
Register the Tenzro Ledger MCP server in PolicyLayer and add a rule for list_audio_catalog: 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 Tenzro Ledger MCP. Nothing to install.
list_audio_catalog 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 list_audio_catalog 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 list_audio_catalog. 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.
list_audio_catalog is provided by the Tenzro Ledger MCP server (https://canton-mcp.tenzro.network/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
More on Tenzro Ledger, and thousands of servers like it.
This server
Across the catalogue