get_token_amount
AI agents call get_token_amount to retrieve information from Rejestr Io MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Based on the 'get_' prefix and server context (business registry), this is most likely a Read operation that retrieves token balance or API quota data. No evidence of data modification, deletion, external execution, or financial transactions.
From the tool's definition Tool name 'get_token_amount' suggests retrieval of token/usage quota information. Description is empty, limiting direct evidence of functionality.
Attacks that exploit this kind of access
get_token_amount. It is categorised as a Read tool in the Rejestr Io MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Rejestr Io MCP Server MCP server in PolicyLayer and add a rule for get_token_amount: 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 Rejestr Io MCP Server. Nothing to install.
get_token_amount 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_token_amount 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_token_amount. 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_token_amount is provided by the Rejestr Io MCP Server MCP server (kolegaliterat/rejestr-io-mcp). 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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