generate_flicker_report
Generate visual flicker report from existing analysis data. Produces SSIM timeline chart (1200x400 PNG, PIL-based, no matplotlib) and side-by-side comparison images for flagged flicker events.
This record as markdown: /tools/io-github-homenshum-nodebench/generate-flicker-report.md
What generate_flicker_report does on Nodebench
AI agents use generate_flicker_report to create or update resources in Nodebench, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Nodebench environment.
Why generate_flicker_report is rated Medium
This tool creates new files (PNG images and report artifacts) from existing analysis data. It does not delete data, execute code dynamically, or involve financial operations. The primary action is generating/writing output files, making Write the most appropriate category. Severity is medium because an agent could produce misleading or voluminous report files, but the blast radius is limited.
From the tool's definition Generate visual flicker report... Produces SSIM timeline chart (1200x400 PNG, PIL-based) and side-by-side comparison images
Attacks that exploit this kind of access
The rule that runs generate_flicker_report safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Nodebench, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For generate_flicker_report, this is the rule to start with:
generate_flicker_report stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Nodebench, apply this rule, and every generate_flicker_report call is checked against it from then on.
Questions about generate_flicker_report
Generate visual flicker report from existing analysis data. Produces SSIM timeline chart (1200x400 PNG, PIL-based, no matplotlib) and side-by-side comparison images for flagged flicker events. It is categorised as a Write tool in the Nodebench MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Nodebench MCP server in PolicyLayer and add a rule for generate_flicker_report: 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 Nodebench. Nothing to install.
generate_flicker_report is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the generate_flicker_report 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 generate_flicker_report. 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.
generate_flicker_report is provided by the Nodebench MCP server (nodebench-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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