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uniswap-v4

Swap tokens and query Uniswap V4 pools across Base and Ethereum.

Updated Oct 17, 2025
Search Tags:#uniswap#quotes#on-chain#v4#universal-router#token-swap
One-click install
npx skills add https://github.com/iamcapote/emptyrepo --skill uniswap-v4-iamcapote
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: uniswap-v4
Source: https://github.com/iamcapote/emptyrepo/tree/main/skills/allied/uniswap-v4
Command: npx skills add https://github.com/iamcapote/emptyrepo --skill uniswap-v4-iamcapote

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Uniswap V4 integration enables developers to perform token swaps and retrieve live pool data directly from Uniswap V4, reducing manual steps and on-chain querying.

Core Features & Use Cases

  • Swap tokens via the Uniswap V4 Universal Router with slippage protection and deterministic execution.
  • Read pool state, price, tick, liquidity, and retrieve swap quotes using the V4Quoter.
  • Find the best pool for a given token pair across Base, Ethereum, and Base Sepolia.
  • Set up Permit2 approvals for the Universal Router to streamline ERC20 token approvals.
  • Use with TypeScript (strict types) and environment-provided PRIVATE_KEY for write operations.

Quick Start

Swap a small amount of ETH for a target ERC-20 using Uniswap V4 on Base or Ethereum.

Frequently Asked Questions about uniswap-v4

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I swap tokens on Uniswap V4 using the Universal Router?▼

Token swaps on Uniswap V4 use the Universal Router with slippage protection and deterministic execution. Provide an environment PRIVATE_KEY for write operations to swap ETH for ERC-20 tokens across Base, Ethereum, or Base Sepolia.

How do I read pool state and get swap quotes on Uniswap V4?▼

Uniswap V4 pool-state queries read price, tick, and liquidity directly from pools. Swap quotes are retrieved using the V4Quoter contract to find the best available pool for a given token pair.

Do I need Permit2 approvals to execute on-chain swaps on Uniswap V4?▼

Yes, Permit2 approvals are required to streamline ERC-20 token approvals for the Universal Router. This workflow must be set up before executing on-chain token swaps on Uniswap V4.

Does Uniswap V4 token swapping work on Base and Ethereum?▼

Uniswap V4 token swapping works across Base, Ethereum, and Base Sepolia. You must provide RPC URLs for your chosen networks to execute on-chain swaps and pool-state queries.

What are the TypeScript requirements for Uniswap V4 on-chain swaps?▼

Uniswap V4 on-chain swaps require TypeScript with strict types. You must supply an environment PRIVATE_KEY for write operations and RPC URLs for network connectivity.

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