AI agents call get_account_balance to retrieve information from Tron without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
address | string | Yes | Account address (Base58) |
network | string | — | Network name. Defaults to mainnet. |
blockHash | string | Yes | Block hash (hex string) |
blockNumber | number | Yes | Block number |
Parameters from the server's own tool schema.
This tool retrieves account balance information without modifying, executing, or deleting any data. It is a simple query operation typical of blockchain explorers and read-only APIs. The blast radius of misuse is minimal—an attacker could only learn account balances, which are typically public blockchain data.
From the tool's definition Tool name 'get_account_balance' and description 'Get account TRX balance at a specific block height' indicate a read-only query operation with no side effects.
Attacks that exploit this kind of access
Get account TRX balance at a specific block height. It is categorised as a Read tool in the Tron MCP Server, which means it retrieves data without modifying state.
get_account_balance accepts 4 parameters: address, network, blockHash, blockNumber. Required: address, blockHash, blockNumber. The full parameter table on this page comes from the server's own tool schema.
Register the Tron MCP server in PolicyLayer and add a rule for get_account_balance: 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 Tron. Nothing to install.
get_account_balance is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the get_account_balance 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.
Set action: deny in the PolicyLayer policy for get_account_balance. 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.
get_account_balance is provided by the Tron MCP server (@bankofai/mcp-server-tron). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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