prepare-claim-rewards · Osmosis MCP Server MCP

WHAT IT DOES

What prepare-claim-rewards does on Osmosis MCP Server

AI agents use prepare-claim-rewards to commit financial operations through Osmosis MCP Server — usually the final step of a payment, billing, or trading workflow. A call moves real money.

WHY IT NEEDS A POLICY

Why prepare-claim-rewards needs a policy

Claiming staking rewards involves moving cryptocurrency assets (earned rewards) from the blockchain protocol to the user's wallet, constituting a financial operation. While 'prepare' suggests it may only construct the transaction rather than broadcast it, the end effect when executed is a financial asset transfer.

From the tool's definition Prepares a transaction to claim staking rewards

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

prepare-claim-rewards Approval-gated

Any call to prepare-claim-rewards is blocked until a human approves it. The rest of the server keeps working.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "prepare-claim-rewards": {
      "deny_if": [
        {
          "conditions": [],
          "on_deny": "Requires human approval."
        }
      ]
    }
  }
}

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PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Osmosis MCP Server, so you can run agents against it safely.

FAQ

Questions about prepare-claim-rewards

What does the prepare-claim-rewards tool do? +

Prepares a transaction to claim staking rewards. It is categorised as a Financial tool in the Osmosis MCP Server MCP Server, which means it involves financial transactions. Block by default and require explicit approval.

How do I enforce a policy on prepare-claim-rewards? +

Register the Osmosis MCP Server MCP server in PolicyLayer and add a rule for prepare-claim-rewards: 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 Osmosis MCP Server. Nothing to install.

What risk level is prepare-claim-rewards? +

prepare-claim-rewards 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 prepare-claim-rewards? +

Yes. Add a rate_limit block to the prepare-claim-rewards 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 prepare-claim-rewards completely? +

Set action: deny in the PolicyLayer policy for prepare-claim-rewards. 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 prepare-claim-rewards? +

prepare-claim-rewards is provided by the Osmosis MCP Server MCP server (myronkoch-dev/mcp-osmosis). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.