reference.list_mask_proposals
List automatic mask proposals and their review state.
This record as markdown: /tools/visionmcp/reference.list-mask-proposals.md
What reference.list_mask_proposals does on Visionmcp
AI agents call reference.list_mask_proposals to retrieve information from Visionmcp without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why reference.list_mask_proposals is rated Low
The tool retrieves and lists existing mask proposals along with their review state metadata. The verb 'list' combined with the passive 'review state' (not 'update review state') confirms this is a read-only operation that queries data without side effects. No data creation, modification, deletion, or execution is implied.
From the tool's definition Tool name 'list_mask_proposals' and description 'List automatic mask proposals and their review state' indicate a query/retrieval operation with no modification capability.
Attacks that exploit this kind of access
The rule that runs reference.list_mask_proposals safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Visionmcp, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For reference.list_mask_proposals, this is the rule to start with:
reference.list_mask_proposals 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 Visionmcp, apply this rule, and every reference.list_mask_proposals call is checked against it from then on.
Questions about reference.list_mask_proposals
List automatic mask proposals and their review state. It is categorised as a Read tool in the Visionmcp MCP Server, which means it retrieves data without modifying state.
Register the Vision MCP server in PolicyLayer and add a rule for reference.list_mask_proposals: 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 Visionmcp. Nothing to install.
reference.list_mask_proposals 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 reference.list_mask_proposals 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 reference.list_mask_proposals. 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.
reference.list_mask_proposals is provided by the Vision MCP server (joshuahickscorp/visionmcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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