fill_quote
Act as taker: settle a signed quote on-chain by calling Settlement.fillQuote (or fillQuoteWithPermit if a
This record as markdown: /tools/8004swap/fill-quote.md
What fill_quote does on 8004swap
AI agents use fill_quote to create or update resources in 8004swap, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your 8004swap environment.
Why fill_quote is rated Medium
An AI agent can call fill_quote faster than any human can review: one bad instruction and it creates or modifies resources in 8004swap by the hundred, each call as confident as the last.
Attacks that exploit this kind of access
The rule that runs fill_quote safely
PolicyLayer is an MCP gateway: it sits between your AI agents and 8004swap, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For fill_quote, this is the rule to start with:
fill_quote stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect 8004swap, apply this rule, and every fill_quote call is checked against it from then on.
Questions about fill_quote
Act as taker: settle a signed quote on-chain by calling Settlement.fillQuote (or fillQuoteWithPermit if a. It is categorised as a Write tool in the 8004swap MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the 8004swap MCP server in PolicyLayer and add a rule for fill_quote: 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 8004swap. Nothing to install.
fill_quote is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the fill_quote 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 fill_quote. 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.
fill_quote is provided by the 8004swap MCP server (Stakemate369/8004swap). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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