generate_image_nano_banana

WHAT IT DOES

What generate_image_nano_banana does on Chinese Tourism Spots MCP Server

AI agents invoke generate_image_nano_banana to trigger actions in Chinese Tourism Spots MCP Server. 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 IT NEEDS A POLICY

Why generate_image_nano_banana needs a policy

This tool calls an external third-party API (Nano Banana) to generate images. It triggers an external operation whose effects depend on the arguments passed (the prompt). This fits the Execute category as it runs an external service/operation rather than simply reading data or writing to a local store.

From the tool's definition 生成图片（使用 Nano Banana API 生成图片）— triggers an external API call to generate images, with side effects dependent on prompt arguments

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

generate_image_nano_banana Rate-limited

generate_image_nano_banana 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.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "generate_image_nano_banana": {
      "limits": [
        {
          "counter": "generate_image_nano_banana_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}

RATE-LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Chinese Tourism Spots MCP Server, so you can run agents against it safely.

FAQ

Questions about generate_image_nano_banana

What does the generate_image_nano_banana tool do? +

使用 Nano Banana API 生成图片（强制：prompt 必须为 travel_image_prompt_guide 的最终六行格式；不要求门票/预算）。若 prompt 不合格，可传 city/weather 获取框架并按其重写后再调用。. It is categorised as a Execute tool in the Chinese Tourism Spots MCP Server MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on generate_image_nano_banana? +

Register the Chinese Tourism Spots MCP Server MCP server in PolicyLayer and add a rule for generate_image_nano_banana: 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 Chinese Tourism Spots MCP Server. Nothing to install.

What risk level is generate_image_nano_banana? +

generate_image_nano_banana is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.

Can I rate-limit generate_image_nano_banana? +

Yes. Add a rate_limit block to the generate_image_nano_banana 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 generate_image_nano_banana completely? +

Set action: deny in the PolicyLayer policy for generate_image_nano_banana. 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 generate_image_nano_banana? +

generate_image_nano_banana is provided by the Chinese Tourism Spots MCP Server MCP server (sekusrevo/mcpproject). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.