Low Risk

plugins_search

Search for plugins by keyword in the SperaxOS plugin marketplace. Finds plugins matching the search query in name, description, or tags.

How to control plugins_search ↓

AI agents call plugins_search to retrieve information from BNB Chain MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

Low Risk

This tool has no side effects beyond data retrieval. It queries the SperaxOS plugin marketplace index and returns matching results based on keywords. There is no data modification, deletion, execution of external code, or financial transaction involved. The search scope is limited to metadata (name, description, tags), making this a straightforward Read operation with minimal security risk.

From the tool's definition Tool performs a search operation ('Search for plugins by keyword') in a marketplace, which retrieves matching results without modifying, deleting, or executing any code.

Documented attack patterns abuse exactly the kind of access plugins_search gives an agent:

PolicyLayer is an MCP gateway — it sits between your AI agents and BNB Chain MCP, and nothing reaches the server without passing your rules. This is the rule we recommend for plugins_search:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "plugins_search": {}
  }
}

plugins_search is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.

  1. Create a free account and register BNB Chain MCP — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
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Go deeper

What does the plugins_search tool do? +

Search for plugins by keyword in the SperaxOS plugin marketplace. Finds plugins matching the search query in name, description, or tags. It is categorised as a Read tool in the BNB Chain MCP MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on plugins_search? +

Register the BNB Chain MCP server in PolicyLayer and add a rule for plugins_search: 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 BNB Chain MCP. Nothing to install.

What risk level is plugins_search? +

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

Can I rate-limit plugins_search? +

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

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

plugins_search is provided by the BNB Chain MCP server (nirholas/bnbchain-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every BNB Chain MCP tool call.

Deterministic rules across all 1240 BNB Chain MCP tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.

Free to start. No card required.

1240 BNB Chain MCP tools catalogued and risk-classified — across an index of 42,500+ MCP servers.

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