wavexis_visual_diff

Compare a screenshot against a baseline image.

SERVERWavexis SOURCEMathiasPaulenko/wavexis-mcp

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/wavexis-mcp/wavexis-visual-diff.md

WHAT IT DOES

What wavexis_visual_diff does on Wavexis

AI agents call wavexis_visual_diff to retrieve information from Wavexis without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why wavexis_visual_diff is rated Low

This tool reads/captures a screenshot and compares it to a baseline image, performing a visual comparison. It retrieves and analyzes data without modifying, deleting, or executing anything with external side effects.

From the tool's definition Compare a screenshot against a baseline image

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs wavexis_visual_diff safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Wavexis, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For wavexis_visual_diff, this is the rule to start with:

wavexis_visual_diff Allowed

wavexis_visual_diff is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "wavexis_visual_diff": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Wavexis, apply this rule, and every wavexis_visual_diff call is checked against it from then on.

FAQ

Questions about wavexis_visual_diff

What does the wavexis_visual_diff tool do? +

Compare a screenshot against a baseline image. It is categorised as a Read tool in the Wavexis MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on wavexis_visual_diff? +

Register the Wavexis MCP server in PolicyLayer and add a rule for wavexis_visual_diff: 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 Wavexis. Nothing to install.

What risk level is wavexis_visual_diff? +

wavexis_visual_diff is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit wavexis_visual_diff? +

Yes. Add a rate_limit block to the wavexis_visual_diff 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.

How do I block wavexis_visual_diff completely? +

Set action: deny in the PolicyLayer policy for wavexis_visual_diff. 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.

What MCP server provides wavexis_visual_diff? +

wavexis_visual_diff is provided by the Wavexis MCP server (MathiasPaulenko/wavexis-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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