open_app_preferences
Open the Preferences dialog in DaVinci Resolve.
This record as markdown: /tools/samuelgursky-davinci-resolve-mcp/open-app-preferences.md
What open_app_preferences does on DaVinci Resolve MCP
AI agents invoke open_app_preferences to trigger actions in DaVinci Resolve MCP. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call: builds kicked off, notifications sent, workflows started.
Why open_app_preferences is rated High
This tool triggers a UI action in DaVinci Resolve by opening the Preferences dialog. It executes an external operation (opening a dialog in a running application) rather than simply reading data or writing content. The blast radius is low since it merely opens a dialog without changing settings itself.
From the tool's definition Open the Preferences dialog in DaVinci Resolve
Attacks that exploit this kind of access
The rule that runs open_app_preferences safely
PolicyLayer is an MCP gateway: it sits between your AI agents and DaVinci Resolve MCP, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For open_app_preferences, this is the rule to start with:
open_app_preferences stays usable, but rate-capped: a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect DaVinci Resolve MCP, apply this rule, and every open_app_preferences call is checked against it from then on.
Questions about open_app_preferences
Open the Preferences dialog in DaVinci Resolve. It is categorised as a Execute tool in the DaVinci Resolve MCP MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.
Register the DaVinci Resolve MCP server in PolicyLayer and add a rule for open_app_preferences: 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 DaVinci Resolve MCP. Nothing to install.
open_app_preferences is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.
Yes. Add a rate_limit block to the open_app_preferences 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 open_app_preferences. 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.
open_app_preferences is provided by the DaVinci Resolve MCP server (samuelgursky/davinci-resolve-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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