List all tokens available for trading on True Markets. Args: - chain (string, optional): Filter by
AI agents call tm_list_assets to retrieve information from Truemarkets without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves publicly available information about tradable assets without modifying data, executing code, or initiating transactions. It is a straightforward enumeration endpoint typical of financial APIs.
From the tool's definition Tool name 'tm_list_assets' and description 'List all tokens available for trading on True Markets' indicate a query/retrieval operation with no side effects. Args include optional 'chain' parameter for filtering, consistent with a read-only list endpoint.
Attacks that exploit this kind of access
List all tokens available for trading on True Markets. Args: - chain (string, optional): Filter by. It is categorised as a Read tool in the Truemarkets MCP Server, which means it retrieves data without modifying state.
Register the Truemarkets MCP server in PolicyLayer and add a rule for tm_list_assets: 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 Truemarkets. Nothing to install.
tm_list_assets 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 tm_list_assets 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 tm_list_assets. 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.
tm_list_assets is provided by the Truemarkets MCP server (jun229/tm-mcp-server). 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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