get_active_slide_index
Get the index of the current slide within the active presentation
This record as markdown: /tools/io-github-alxpark-propresenter-mcp/get-active-slide-index.md
What get_active_slide_index does on Propresenter
AI agents call get_active_slide_index to retrieve information from Propresenter without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why get_active_slide_index is rated Low
This tool retrieves the current slide index from ProPresenter 7, which is a read-only query operation. It has no side effects, does not modify any data, and does not trigger presentations or control playback. The blast radius of misuse is minimal—an agent could at most gather presentation state information. This is a classic Read operation.
From the tool's definition Tool name 'get_active_slide_index' and description 'Get the index of the current slide within the active presentation' indicate a query operation that retrieves state information without modification.
Attacks that exploit this kind of access
The rule that runs get_active_slide_index safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Propresenter, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For get_active_slide_index, this is the rule to start with:
get_active_slide_index 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 Propresenter, apply this rule, and every get_active_slide_index call is checked against it from then on.
Questions about get_active_slide_index
Get the index of the current slide within the active presentation. It is categorised as a Read tool in the Propresenter MCP Server, which means it retrieves data without modifying state.
Register the Propresenter MCP server in PolicyLayer and add a rule for get_active_slide_index: 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 Propresenter. Nothing to install.
get_active_slide_index 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_active_slide_index 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_active_slide_index. 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_active_slide_index is provided by the Propresenter MCP server (@alxpark/propresenter-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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