searchEntitiesWithId
Searches entities with the specified criteria and pagination.
This record as markdown: /tools/io-fusionauth-mcp-api/searchentitieswithid.md
What searchEntitiesWithId does on Fusionauth
AI agents call searchEntitiesWithId to retrieve information from Fusionauth without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why searchEntitiesWithId is rated Low
This tool retrieves or queries data based on search criteria and pagination parameters. There is no indication of side effects, data modification, deletion, or execution of operations. It follows the Read category pattern of a search/query operation that returns results without altering state.
From the tool's definition Tool name contains 'search' and description states 'Searches entities with the specified criteria and pagination.' The verb 'search' and the functional purpose of querying/retrieving entities with pagination indicates data retrieval without modification.
Attacks that exploit this kind of access
The rule that runs searchEntitiesWithId safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Fusionauth, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For searchEntitiesWithId, this is the rule to start with:
searchEntitiesWithId 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 Fusionauth, apply this rule, and every searchEntitiesWithId call is checked against it from then on.
Questions about searchEntitiesWithId
Searches entities with the specified criteria and pagination. It is categorised as a Read tool in the Fusionauth MCP Server, which means it retrieves data without modifying state.
Register the Fusionauth MCP server in PolicyLayer and add a rule for searchEntitiesWithId: 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 Fusionauth. Nothing to install.
searchEntitiesWithId 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 searchEntitiesWithId 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 searchEntitiesWithId. 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.
searchEntitiesWithId is provided by the Fusionauth MCP server (@fusionauth/mcp-api). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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