Cw721TokenController-getCw721TokenBalances

THE RISK

Low Risk

Why Cw721TokenController-getCw721TokenBalances needs a policy

This tool retrieves balance information for CW-721 tokens (NFT standard on Cosmos chains). It performs a read-only query operation with no side effects, making it a Read category tool.

From the tool's definition Tool name contains 'getCw721TokenBalances' and description states 'endpoint to get Cw721 token balances' — the verb 'get' indicates data retrieval with no modification.

Documented attack patterns abuse exactly the kind of access Cw721TokenController-getCw721TokenBalances gives an agent:

POLICY

How to control Cw721TokenController-getCw721TokenBalances

PolicyLayer is an MCP gateway — it sits between your AI agents and Seitrace Insights MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for Cw721TokenController-getCw721TokenBalances:

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "Cw721TokenController-getCw721TokenBalances": {}
  }
}

Cw721TokenController-getCw721TokenBalances is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.

Create a free account and register Seitrace Insights MCP Server — nothing to install.
Add this policy — paste it, or build it visually.
Point your MCP client (Claude, Cursor, anything) at your gateway URL.

CAP THIS TOOL →

Free to start. No card required.

EXPLORE

Related tools and policies

More Seitrace Insights MCP Server tools

Financial FaucetController-requestFaucet Request faucet funds (limited to once every 24h per API key). Available chains: arctic-1, Execute Controller-queryContractState Query smart contract state using Multicall3.aggregate3 via EVM RPC. Takes ABI, contract ad Execute RpcLcdController-callCosmosLcd Perform an HTTP request against the Sei Cosmos LCD (REST) endpoint. Provide the LCD path a Execute RpcLcdController-callCosmosRpc Perform a JSON-RPC call against the Sei Cosmos (Tendermint) RPC endpoint. Provide rpc_meth Execute RpcLcdController-callEvmRpc Perform a JSON-RPC call against the Sei EVM endpoint. Provide rpc_method and optional para Read AddressController-getAddressDetail The endpoint to get address details. ||| |---|---| |Eligible For|Free Trial and Paid use Read AddressController-getAddressTokenTransfers The endpoint to get address token transfers. ||| |---|---| |Eligible For|Free Trial and Read AddressController-getAddressTransactions The endpoint to get address transactions. ||| |---|---| |Eligible For|Free Trial and Pai

All 52 Seitrace Insights MCP Server tools →

Read tools on other servers

M-Team MCP Server get_torrent_detail YouTube MCP Server search_channel Android Forensics ADB MCP Server parse_browser_history 0xarchive web3_challenge

Go deeper

The MCP Attack Database → Documented attack patterns against MCP deployments — and the policies that stop them.
Data exfiltration → How read access becomes an exfiltration channel when chained with untrusted content.
MCP token cost → What connecting this server costs in context-window tokens on every request.
Rate Limiting MCP Tool Calls: A Practical Guide →
MCP Security: Why Prompt Guardrails Aren't Enough →

FAQ

Questions about Cw721TokenController-getCw721TokenBalances

What does the Cw721TokenController-getCw721TokenBalances tool do? +

The endpoint to get Cw721 token balances. ||| |---|---| |Eligible For|Free Trial and Paid users| |Cost|50 Credit Units|. It is categorised as a Read tool in the Seitrace Insights MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on Cw721TokenController-getCw721TokenBalances? +

Register the Seitrace Insights MCP Server MCP server in PolicyLayer and add a rule for Cw721TokenController-getCw721TokenBalances: 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 Seitrace Insights MCP Server. Nothing to install.

What risk level is Cw721TokenController-getCw721TokenBalances? +

Cw721TokenController-getCw721TokenBalances is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit Cw721TokenController-getCw721TokenBalances? +

Yes. Add a rate_limit block to the Cw721TokenController-getCw721TokenBalances 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 Cw721TokenController-getCw721TokenBalances completely? +

Set action: deny in the PolicyLayer policy for Cw721TokenController-getCw721TokenBalances. 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 Cw721TokenController-getCw721TokenBalances? +

Cw721TokenController-getCw721TokenBalances is provided by the Seitrace Insights MCP Server MCP server (seitrace/seitrace-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Seitrace Insights MCP Server tool call.

Start from Seitrace Insights MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

CHECK YOUR STACK →