get_blockfrost_balances

Get token balances for a Cardano address via Blockfrost

SERVERIndigo Protocol MCP SOURCEindigoprotocol/indigo-mcp

Low RISK CLASS

Category Read

Parameters 10 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/indigoprotocol-indigo-mcp/get-blockfrost-balances.md

WHAT IT DOES

What get_blockfrost_balances does on Indigo Protocol MCP

AI agents call get_blockfrost_balances to retrieve information from Indigo Protocol MCP without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

Parameter	Type	Required	Description
`address`	string	—	Cardano bech32 address

Parameters from the server's own tool schema.

RISK

Why get_blockfrost_balances is rated Low

This tool retrieves cryptocurrency token balance information from Blockfrost for a given Cardano address. It is a pure read operation with no side effects, no ability to modify data, and no financial transactional capability (it only queries balances, not moves funds).

From the tool's definition Tool name is 'get_blockfrost_balances' and description states 'Get token balances for a Cardano address via Blockfrost' — uses 'Get' verb indicating data retrieval with no modification.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs get_blockfrost_balances safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Indigo Protocol MCP, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For get_blockfrost_balances, this is the rule to start with:

get_blockfrost_balances Allowed

get_blockfrost_balances is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "get_blockfrost_balances": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Indigo Protocol MCP, apply this rule, and every get_blockfrost_balances call is checked against it from then on.

FAQ

Questions about get_blockfrost_balances

What does the get_blockfrost_balances tool do? +

Get token balances for a Cardano address via Blockfrost. It is categorised as a Read tool in the Indigo Protocol MCP MCP Server, which means it retrieves data without modifying state.

What parameters does get_blockfrost_balances accept? +

get_blockfrost_balances accepts 1 parameter: address. The full parameter table on this page comes from the server's own tool schema.

How do I enforce a policy on get_blockfrost_balances? +

Register the Indigo Protocol MCP server in PolicyLayer and add a rule for get_blockfrost_balances: 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 Indigo Protocol MCP. Nothing to install.

What risk level is get_blockfrost_balances? +

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

Can I rate-limit get_blockfrost_balances? +

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

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

get_blockfrost_balances is provided by the Indigo Protocol MCP server (indigoprotocol/indigo-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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