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Base Uniswap v4 Zero-Slippage RFQ Hook

by lucascordone-spec · remote · no sign-in to list tools · v1.0.0 · published by GitHub user lucascordone-spec

Zero-slippage swaps on Base (8453) via Uniswap v4 Hook 0xd72CD1d46bA05479583fbB561B558f133BA98088.

Changes · 1
CompareRegistry entry

4 tools: 1 change things and 3 only read.

Scanned Oct 21, 2026

1 check matched something in the tool definitions. No finding is not a safety guarantee. How the checks work.

claude mcp add --transport http base-univ4-rfq-hook https://courage-matches-omaha-commissions.trycloudflare.com/mcp

Findings

Matches of fixed checks, with the text they matched.

1 warn

Tools

Open a tool for its reasons and full description. Descriptions are the publisher's own words, shown as they are.

4 tools

Changes things 1Claude Code: ask
  • univ4_rfq_quote_and_build_swapOne-step Zero-Slippage Atomic Swap builder on Base Mainnet (Chain ID: 8453) via Uniswap v4 RFQ Hook (0xd72CD1d46bA05479583fbB561B558f133BA98088).1 finding

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.

    Findings

    • Warn

      The description contains a 42-character base64 string.

      Matched text

      description: "...niswap v4 RFQ Hook (0xd72CD1d46bA05479583fbB561B558f133BA98088). Quotes flat Chain..."

      What this check looks for
    Description, as the server wrote it
    One-step Zero-Slippage Atomic Swap builder on Base Mainnet (Chain ID: 8453) via Uniswap v4 RFQ Hook (0xd72CD1d46bA05479583fbB561B558f133BA98088). Quotes flat Chainlink Oracle price (-0.30% fee, 0% AMM curve price impact) backed by $3.25B+ Morpho Blue & KyberSwap liquidity, and returns the exact PoolKey, SwapParams, and ECDSA-signed bytes hookData for PoolManager.swap.
Only reads 3Claude Code: allow
  • univ4_rfq_get_hookdataRetrieves the pre-fetched ECDSA-signed bytes hookData for a quoteId to pass to Uniswap v4 PoolManager.swap(key, params, hookData).No findings

    Why it is in this group

    • The name "univ4_rfq_get_hookdata" says "get": a word for reading.
    Description, as the server wrote it
    Retrieves the pre-fetched ECDSA-signed bytes hookData for a quoteId to pass to Uniswap v4 PoolManager.swap(key, params, hookData).
  • univ4_rfq_get_quoteSub-millisecond (<1ms) indicative quote from Chainlink On-Chain Oracles on Base Mainnet (-0.30% fee) and speculative KyberSwap route pre-fetch.No findings

    Why it is in this group

    • The name "univ4_rfq_get_quote" says "get": a word for reading.
    Description, as the server wrote it
    Sub-millisecond (<1ms) indicative quote from Chainlink On-Chain Oracles on Base Mainnet (-0.30% fee) and speculative KyberSwap route pre-fetch.
  • univ4_rfq_list_poolsLists all 21 initialized Uniswap v4 RFQ pools on Base Mainnet, live Chainlink oracle prices, and Morpho Blue flash liquidity stock.No findings

    Why it is in this group

    • The name "univ4_rfq_list_pools" says "list": a word for reading.
    Description, as the server wrote it
    Lists all 21 initialized Uniswap v4 RFQ pools on Base Mainnet, live Chainlink oracle prices, and Morpho Blue flash liquidity stock.

This is not a safety rating, and no finding is not a safety guarantee. The groups and findings come from fixed checks of the tool definitions the server returned on the date shown, not from its code or what it does when called. How the checks work.

Install

Pinned to version 1.0.0. Values in angle brackets are yours to fill in.

claude mcp add --transport http base-univ4-rfq-hook https://courage-matches-omaha-commissions.trycloudflare.com/mcp

Run in a terminal.

Claude Code permissions

Allow the reads, ask before a change, deny the deletes. Paste into .claude/settings.json.

.claude/settings.json
{
  "permissions": {
    "allow": [
      "mcp__base-univ4-rfq-hook__univ4_rfq_get_quote",
      "mcp__base-univ4-rfq-hook__univ4_rfq_get_hookdata",
      "mcp__base-univ4-rfq-hook__univ4_rfq_list_pools"
    ],
    "ask": [
      "mcp__base-univ4-rfq-hook__univ4_rfq_quote_and_build_swap"
    ],
    "deny": []
  }
}

Tools that only read are allowed, tools that change things ask first, tools that delete or cancel are denied. It assumes the server is installed as base-univ4-rfq-hook. Review it before you use it.