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NickVanzo
NickVanzoCOMMUNITY
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swap-integration

Integrate Uniswap swaps into frontends, backends, and smart contracts.

Updated Apr 3, 2026
Search Tags:#viem#uniswap#swap#smart-contract#trading-api#universal-router
One-click install
npx skills add https://github.com/NickVanzo/hackathon-eth-global-2026 --skill swap-integration-nickvanzo
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: swap-integration
Source: https://github.com/NickVanzo/hackathon-eth-global-2026/tree/main/.agents/skills/swap-integration
Command: npx skills add https://github.com/NickVanzo/hackathon-eth-global-2026 --skill swap-integration-nickvanzo

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

Integrate Uniswap swaps into applications to provide seamless, end-to-end on-chain trading capabilities for users and developers.

Core Features & Use Cases

  • Build frontends, backends, or smart contracts that perform swaps via Uniswap's Trading API or Universal Router.
  • Use for embedding swap capabilities in wallets, dApps, automated bots, and smart-account workflows.
  • Example: Add a one-click swap feature in a dApp that routes trades through Uniswap's routing types.

Quick Start

Call the Trading API's quote and swap endpoints to fetch a ready-to-sign transaction.

Frequently Asked Questions about swap-integration

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

FAQPage Schema
How do I integrate Uniswap swaps into my application?▼

Integrate Uniswap swaps by calling the Trading API's quote and swap endpoints to fetch a ready-to-sign transaction. This enables end-to-end on-chain trading across frontends, backends, and smart contracts using Universal Router.

What routing types are supported for Uniswap on-chain trades?▼

Uniswap on-chain trades support both Classic and UniswapX pathways. These routing options provide reliable execution and validation for swaps embedded in dApps, wallets, and automated trading bots.

Can I use viem with the Uniswap Universal Router for local signing flows?▼

Yes, viem works with the Uniswap Universal Router to handle local signing flows. The integration supports robust input handling, signature management, and safety checks to prevent invalid swaps.

What's the best way to build a smart contract that performs Uniswap swaps?▼

The best way to build a smart contract for Uniswap swaps is using the Universal Router with correct request formatting and signature handling. This approach ensures robust validation and prevents invalid on-chain trades.

Why does my Uniswap swap integration fail with invalid inputs?▼

Uniswap swap integrations fail when request formatting, signature handling, or safety checks are incorrect. The implementation requires robust input handling and proper validation as described in the Trading API documentation.

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