create_swap
Create a P2P token swap offer on the P2PSwap smart contract. Requires api_key.
This record as markdown: /tools/io-github-wirternow-agent-bank/create-swap.md
What create_swap does on Ai Agent Bank
AI agents use create_swap to commit financial operations through Ai Agent Bank, usually the final step of a payment, billing, or trading workflow. A call moves real money.
| Parameter | Type | Required | Description |
|---|---|---|---|
api_key | string | Yes | Your api_key from register_agent |
creator_id | string | Yes | UUID of the agent creating the swap |
offer_token | string | Yes | Token symbol or address being offered (e.g. USDC) |
offer_amount | number | Yes | Amount of offer token |
request_token | string | Yes | Token symbol or address wanted (e.g. WETH) |
request_amount | number | Yes | Amount of requested token |
Parameters from the server's own tool schema.
Why create_swap is rated Critical
This tool creates a peer-to-peer token swap on a smart contract, which constitutes a financial commitment/transaction. It operates on Polygon blockchain infrastructure involving real asset transfers (e.g., USDC). Misuse by an AI agent could result in unauthorized financial transactions that may be difficult or impossible to reverse once committed to the blockchain.
From the tool's definition 'Create a P2P token swap offer on the P2PSwap smart contract' — initiates a financial transaction involving token exchange on a blockchain smart contract
Risk signalsHandles credentials or secrets (api_key)
Attacks that exploit this kind of access
The rule that runs create_swap safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Ai Agent Bank, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For create_swap, this is the rule to start with:
Any call to create_swap is blocked until a human approves it. The rest of the server keeps working.
The button opens the PolicyLayer dashboard: create your workspace, connect Ai Agent Bank, apply this rule, and every create_swap call is checked against it from then on.
Questions about create_swap
Create a P2P token swap offer on the P2PSwap smart contract. Requires api_key. It is categorised as a Financial tool in the Ai Agent Bank MCP Server, which means it involves financial transactions. Block by default and require explicit approval.
create_swap accepts 6 parameters: api_key, creator_id, offer_token, offer_amount, request_token, request_amount. Required: api_key, creator_id, offer_token, offer_amount, request_token, request_amount. The full parameter table on this page comes from the server's own tool schema.
Register the Ai Agent Bank MCP server in PolicyLayer and add a rule for create_swap: 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 Ai Agent Bank. Nothing to install.
create_swap is a Financial tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the create_swap 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 create_swap. 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.
create_swap is provided by the Ai Agent Bank MCP server (https://tdueqhfxyojmjgactdyc.supabase.co/functions/v1/mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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