Research legal precedents made by the National High Labor Court of
AI agents call TstLegalPrecedentsRequest to retrieve information from Brazilian Law Research MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and queries legal precedent data from a Brazilian court (TST — Tribunal Superior do Trabalho). It has no side effects, does not modify data, execute code, delete information, or involve financial transactions. It is a straightforward Read operation, similar to its sibling tools (StfLegalPrecedentsRequest, StjLegalPrecedentsRequest).
From the tool's definition Tool description indicates it 'Research legal precedents made by the National High Labor Court' — a retrieval and query operation on official legal information.
Documented attack patterns abuse exactly the kind of access TstLegalPrecedentsRequest gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Brazilian Law Research MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for TstLegalPrecedentsRequest:
{
"version": "1",
"default": "deny",
"tools": {
"TstLegalPrecedentsRequest": {}
}
}TstLegalPrecedentsRequest is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Research legal precedents made by the National High Labor Court of. It is categorised as a Read tool in the Brazilian Law Research MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Brazilian Law Research MCP Server MCP server in PolicyLayer and add a rule for TstLegalPrecedentsRequest: 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 Brazilian Law Research MCP Server. Nothing to install.
TstLegalPrecedentsRequest 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 TstLegalPrecedentsRequest 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 TstLegalPrecedentsRequest. 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.
TstLegalPrecedentsRequest is provided by the Brazilian Law Research MCP Server MCP server (pdmtt/brlaw_mcp_server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 3 Brazilian Law Research MCP Server tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
Free to start. No card required.
3 Brazilian Law Research MCP Server tools catalogued and risk-classified — across an index of 42,500+ MCP servers.