Low Risk

list_available_projects

List all cryptocurrency projects available in the knowledge base.

How to control list_available_projects ↓

What list_available_projects does on Crypto Whitepapers

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

Low Risk

Why list_available_projects needs a policy

This tool performs a simple enumeration/listing of cryptocurrency projects, which is a read-only operation with no side effects. It retrieves information from the knowledge base but does not create, modify, delete, or execute any operations. The blast radius of misuse is minimal—an agent can only learn what projects exist in the database.

From the tool's definition Tool name 'list_available_projects' and description 'List all cryptocurrency projects available in the knowledge base' indicate a retrieval operation that queries and returns data without modification.

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

How to control list_available_projects

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

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

list_available_projects 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 Crypto Whitepapers — 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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Related tools and policies

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Questions about list_available_projects

What does the list_available_projects tool do? +

List all cryptocurrency projects available in the knowledge base. It is categorised as a Read tool in the Crypto Whitepapers MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on list_available_projects? +

Register the Crypto Whitepapers MCP server in PolicyLayer and add a rule for list_available_projects: 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 Crypto Whitepapers. Nothing to install.

What risk level is list_available_projects? +

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

Can I rate-limit list_available_projects? +

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

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

list_available_projects is provided by the Crypto Whitepapers MCP server (kukapay/crypto-whitepapers-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Crypto Whitepapers tool call.

Start from Crypto Whitepapers, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

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4 Crypto Whitepapers tools catalogued and risk-classified — across an index of 43,000+ MCP servers.

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