get_denial_reason
Look up why a claim was denied, including CARC/RARC code and description.
This record as markdown: /tools/a-claims-query-agent/get-denial-reason.md
What get_denial_reason does on A-Claims-Query-Agent
AI agents call get_denial_reason to retrieve information from A-Claims-Query-Agent without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why get_denial_reason is rated Low
Even though get_denial_reason only reads data, uncontrolled read access leaks sensitive information and racks up API costs: an agent caught in a retry loop can make thousands of calls a minute without anyone noticing.
Attacks that exploit this kind of access
The rule that runs get_denial_reason safely
PolicyLayer is an MCP gateway: it sits between your AI agents and A-Claims-Query-Agent, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For get_denial_reason, this is the rule to start with:
get_denial_reason 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 A-Claims-Query-Agent, apply this rule, and every get_denial_reason call is checked against it from then on.
Questions about get_denial_reason
Look up why a claim was denied, including CARC/RARC code and description. It is categorised as a Read tool in the A-Claims-Query-Agent MCP Server, which means it retrieves data without modifying state.
Register the A-Claims-Query-Agent MCP server in PolicyLayer and add a rule for get_denial_reason: 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 A-Claims-Query-Agent. Nothing to install.
get_denial_reason 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 get_denial_reason 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 get_denial_reason. 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.
get_denial_reason is provided by the A-Claims-Query-Agent MCP server (pradeep91k/A-Claims-Query-Agent). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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