Critical Risk →

yield_deposit

Yield Vault Deposit: Deposit tokens into an optimal DeFi yield vault via LI.FI Earn. Handles swap + bridge + deposit atomically across 60+ chains in a single transaction. Falls back to direct Aave V3 / Pendle adapters when LI.FI is unavailable. Returns signed transaction plan + approval data.

Part of the Agent Einstein — Autonomous Crypto Intelligence server.

yield_deposit can move real money through Agent Einstein — Autonomous Crypto Intelligence, with no limits today. PolicyLayer puts allow, deny, and rate-limit rules on every call. Live in minutes.

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AI agents use yield_deposit to initiate financial transactions through Agent Einstein — Autonomous Crypto Intelligence. Financial operations involve real money and are irreversible once processed. PolicyLayer blocks financial tools by default, requiring explicit human approval with transaction-level limits to prevent unauthorised spending.

yield_deposit moves real money. Without a policy, an autonomous agent could initiate transactions that drain accounts or exceed budgets. PolicyLayer blocks financial tools by default, requiring human-in-the-loop approval with configurable spending limits per transaction and per time window.

Financial tools involve real money. Block by default and require explicit human approval before enabling.

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "yield_deposit": {
      "deny_if": [
        {
          "conditions": [],
          "on_deny": "Requires human approval."
        }
      ]
    }
  }
}

See the full Agent Einstein — Autonomous Crypto Intelligence policy for all 72 tools.

Get this rule live on your own Agent Einstein — Autonomous Crypto Intelligence server in minutes. PolicyLayer enforces it on every call, before it runs.

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These attack patterns abuse exactly the kind of access yield_deposit gives an agent. Each links to the full case and the policy that stops it:

Browse the full MCP Attack Database →

Every attack above starts with a tool call. PolicyLayer checks each one against your policy first, so yield_deposit only ever does what you allow.

SECURE AGENT EINSTEIN — AUTONOMOUS CRYPTO INTELLIGENCE →

Other financial tools across the catalogue. The same approach applies to each: deny by default, or require human approval.

What does the yield_deposit tool do? +

Yield Vault Deposit: Deposit tokens into an optimal DeFi yield vault via LI.FI Earn. Handles swap + bridge + deposit atomically across 60+ chains in a single transaction. Falls back to direct Aave V3 / Pendle adapters when LI.FI is unavailable. Returns signed transaction plan + approval data.. It is categorised as a Financial tool in the Agent Einstein — Autonomous Crypto Intelligence MCP Server, which means it involves financial transactions. Block by default and require explicit approval.

How do I enforce a policy on yield_deposit? +

Register the Agent Einstein — Autonomous Crypto Intelligence MCP server in PolicyLayer and add a rule for yield_deposit: 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 Agent Einstein — Autonomous Crypto Intelligence. Nothing to install.

What risk level is yield_deposit? +

yield_deposit is a Financial tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.

Can I rate-limit yield_deposit? +

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

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

yield_deposit is provided by the Agent Einstein — Autonomous Crypto Intelligence MCP server (https://emc2ai.io/api/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Agent Einstein — Autonomous Crypto Intelligence tool call.

Deterministic rules across all 72 Agent Einstein — Autonomous Crypto Intelligence tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.

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