AI agents call op_get_item to retrieve information from Op without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Although the tool description is empty, the name 'op_get_item' and its position among sibling tools (op_read_secret, op_delete_item, op_edit_item, op_list_items) strongly suggest this retrieves 1Password vault item data without modification.
From the tool's definition Tool name 'op_get_item' suggests retrieval of a password vault item. Server description indicates this MCP server provides 'read, create, edit, and delete password vault items', and the tool name pattern aligns with read operations.
Attacks that exploit this kind of access
op_get_item. It is categorised as a Read tool in the Op MCP Server, which means it retrieves data without modifying state.
Register the Op MCP server in PolicyLayer and add a rule for op_get_item: 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 Op. Nothing to install.
op_get_item 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 op_get_item 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 op_get_item. 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.
op_get_item is provided by the Op MCP server (jluckyiv/op-mcp). 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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