get_vault_apy
Get the current APY breakdown (base + reward + total) for an ATV vault.
This record as markdown: /tools/aarna-ai-atv/get-vault-apy.md
What get_vault_apy does on Atv
AI agents call get_vault_apy to retrieve information from Atv 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 | — | Vault contract address |
Parameters from the server's own tool schema.
Why get_vault_apy is rated Low
This tool retrieves vault performance metrics without any side effects. It does not create transactions, execute code, modify state, delete data, or move funds. It is a simple read operation on publicly available vault information. Even though the server deals with financial instruments (tokenized yield vaults), this specific tool only queries data, making it a Read category risk with low severity.
From the tool's definition Tool name 'get_vault_apy' and description 'Get the current APY breakdown (base + reward + total) for an ATV vault' indicate retrieval of financial metrics with no modification, deletion, or execution of transactions.
Attacks that exploit this kind of access
The rule that runs get_vault_apy safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Atv, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For get_vault_apy, this is the rule to start with:
get_vault_apy is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Atv, apply this rule, and every get_vault_apy call is checked against it from then on.
Questions about get_vault_apy
Get the current APY breakdown (base + reward + total) for an ATV vault. It is categorised as a Read tool in the Atv MCP Server, which means it retrieves data without modifying state.
get_vault_apy accepts 1 parameter: address. The full parameter table on this page comes from the server's own tool schema.
Register the Atv MCP server in PolicyLayer and add a rule for get_vault_apy: 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 Atv. Nothing to install.
get_vault_apy 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_vault_apy 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_vault_apy. 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_vault_apy is provided by the Atv MCP server (aarna-ai/atv). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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