Get the current weekly deals and specials at Publix. Optionally filter by category. Returns item name, original price, sale price, and savings.
AI agents call weekly_deals to retrieve information from Mcp Publix without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool only retrieves promotional pricing information from Publix without creating, modifying, deleting, or executing any operations. It is purely informational with no side effects, fitting the Read category definition (retrieves or queries data). The blast radius of misuse is minimal—an AI agent could only retrieve deal information, which poses no security, financial, or operational risk.
From the tool's definition Tool retrieves and queries 'current weekly deals and specials' with optional filtering, returning item names, prices, and savings information. No modification, deletion, or execution of external operations occurs.
Attacks that exploit this kind of access
Get the current weekly deals and specials at Publix. Optionally filter by category. Returns item name, original price, sale price, and savings. It is categorised as a Read tool in the Mcp Publix MCP Server, which means it retrieves data without modifying state.
Register the Mcp Publix MCP server in PolicyLayer and add a rule for weekly_deals: 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 Mcp Publix. Nothing to install.
weekly_deals 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 weekly_deals 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 weekly_deals. 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.
weekly_deals is provided by the Mcp Publix MCP server (markswendsen-code/mcp-publix). 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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