Get a quote for swapping assets on THORChain
AI agents call getThorchainSwapQuote to retrieve information from Web3 MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool only retrieves swap pricing information; it does not execute a swap, transfer funds, or modify blockchain state. Getting a quote is a read-only operation with no financial commitment or side effects. Even though the server context involves blockchains and finance, this specific tool merely queries data (the quote) without performing any irreversible action or moving funds.
From the tool's definition Tool name is 'getThorchainSwapQuote' and description states it retrieves 'a quote for swapping assets' — the word 'get' and 'quote' indicate a read operation that queries pricing information without executing any transaction or transferring assets.
Documented attack patterns abuse exactly the kind of access getThorchainSwapQuote gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Web3 MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for getThorchainSwapQuote:
{
"version": "1",
"default": "deny",
"tools": {
"getThorchainSwapQuote": {}
}
}getThorchainSwapQuote is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Get a quote for swapping assets on THORChain. It is categorised as a Read tool in the Web3 MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Web3 MCP Server MCP server in PolicyLayer and add a rule for getThorchainSwapQuote: 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 Web3 MCP Server. Nothing to install.
getThorchainSwapQuote 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 getThorchainSwapQuote 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 getThorchainSwapQuote. 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.
getThorchainSwapQuote is provided by the Web3 MCP Server MCP server (strangelove-ventures/web3-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 55 Web3 MCP Server tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
Free to start. No card required.
55 Web3 MCP Server tools catalogued and risk-classified — across an index of 42,500+ MCP servers.