API Development Agent Skills

MCP Builder

Builds high-quality Model Context Protocol (MCP) servers to connect AI agents with external APIs and services.

Next.js Server Actions Expert

Simplifies building robust server-side mutations and form handling logic within Next.js App Router applications.

Next.js Route Handlers Expert

Simplifies the creation and management of Next.js API endpoints using the App Router convention and Web Request APIs.

Nethereum ABI Encoding

Simplifies Ethereum ABI encoding and decoding for .NET developers interacting with smart contracts.

EIP-712 Structured Data Signing

Signs and verifies EIP-712 typed structured data for Ethereum applications using the Nethereum .NET library.

Nethereum EIP-1559 Fee Estimation

Estimates Ethereum EIP-1559 gas fees using Nethereum's advanced fee suggestion strategies for .NET applications.

Nethereum C# Code Generation

Generates typed C# contract services, DTOs, and cross-platform integrations from Solidity ABI and Forge artifacts.

Token Portfolio & Balances (.NET)

Builds comprehensive Ethereum wallet portfolios with ERC-20 token discovery, multicall balance lookups, and CoinGecko price integration for .NET applications.

Nethereum ERC-4337 Bundler

Deploys and manages ERC-4337 bundlers within .NET environments to process Ethereum UserOperations.

Ethereum RLP Encoding

Encodes and decodes data using the Ethereum Recursive Length Prefix (RLP) format for .NET applications.

Ethereum Blockchain Querying (.NET)

Queries Ethereum blockchain data including blocks, transactions, balances, and event logs using the Nethereum library for .NET.

Uniswap Token Swaps for .NET

Facilitates token swaps and price discovery on Uniswap V2, V3, and V4 using Nethereum and C#.

Nethereum RPC Transport Selection

Configures and optimizes JSON-RPC transport layers for Ethereum integration in .NET applications.

Etherscan API for Nethereum

Accesses comprehensive Ethereum blockchain data including gas prices, account history, and contract source code via the Etherscan V2 API.

Nethereum Address Utilities

Validates, formats, and manages Ethereum addresses using the Nethereum .NET library for secure blockchain integration.

Ethereum ABI Retrieval & Verification

Retrieves Ethereum smart contract ABIs and verifies contract metadata across Sourcify, Etherscan, and 4Byte Directory for .NET developers.

Chainlist RPC Discovery

Retrieves comprehensive Ethereum Virtual Machine (EVM) chain metadata and RPC endpoints directly from the Chainlist registry.

Nethereum Smart Contract Error Handling

Manages and decodes Ethereum smart contract custom errors and reverts within .NET applications using the Nethereum library.

Nethereum Unit Conversion

Converts between Ethereum denominations and handles custom token decimals with high-precision calculations.

Ethereum Transaction Models

Manages and implements various Ethereum transaction types within .NET applications using the Nethereum library.

Nethereum AppChain Quickstart

Simplifies the creation, configuration, and deployment of domain-specific Ethereum application chains using .NET and C#.

Nethereum Account Abstraction

Implements ERC-4337 Account Abstraction in .NET applications to enable smart contract wallets, gasless transactions, and bundled operations using Nethereum.

Modular Smart Accounts (ERC-7579)

Simplifies the implementation and management of ERC-7579 modular smart accounts and account abstraction features within .NET applications using Nethereum.

Ethereum ETH Transfer (Nethereum)

Facilitates Ether transfers and transaction management using the Nethereum .NET library, supporting EIP-1559 and manual signing.

Nethereum EIP-7702 Delegation

Simplifies EOA smart contract delegation and Type 4 transactions using Nethereum in .NET applications.

Nethereum Circles UBI Integration

Integrates the Circles Universal Basic Income protocol into .NET applications using Nethereum for Gnosis Chain operations.

Nethereum ERC-20 Token Manager

Manages ERC-20 token interactions, transfers, and queries within .NET applications using Nethereum's built-in typed services.

Nethereum Smart Contract Events

Decodes, filters, and queries Ethereum smart contract events and logs using Nethereum for .NET development.

Retell AI Policy Guardrails

Implements secure policy guardrails and standardized patterns for Retell AI voice agents and telephony automation.

OneNote Performance Tuning

Optimizes Microsoft Graph API performance for large OneNote notebooks, image handling, and high-volume batch operations.