Web3 & Smart Contracts

Stop silent token decimal mismatch bugs across EVM chains in bots and DeFi tools

Avoid Ethereum hashing bugs by using Keccak-256 instead of Node SHA3 in JS

Automate Alchemy tasks with the Rube MCP toolkit from Composio

Automate Beaconchain tasks with the Rube MCP toolkit from Composio

Automate Bitquery tasks with the Rube MCP toolkit from Composio

Automate Blocknative tasks with the Rube MCP toolkit from Composio

Automate Owl Protocol tasks through the Composio Rube MCP server

Automate Polygon blockchain tasks through the Composio Rube MCP server

Automate Starton blockchain infrastructure tasks through the Composio Rube MCP server

Automate Venly crypto wallet and blockchain asset tasks through Composio Rube MCP

Deploy and harden an Ethereum node with clients, validator setup and RPC

Build DeFi staking, AMM and governance contracts from production templates

Implement ERC-721 and ERC-1155 NFT contracts with metadata and minting

Write and audit Solidity contracts to prevent common smart contract vulnerabilities

Test Solidity contracts with Hardhat and Foundry, including mainnet forking

Audit Solidity contracts in Foundry with Slither, Mythril and fuzz and invariant tests

Add USDC escrow and instant payments between AI agents on Base

Manage agent mandates, x402 payments, escrow and disputes for agent commerce

Review Move packages against the Move Book code quality checklist

Audit smart contracts for reentrancy, oracle and access control flaws with slither

Review smart contract architecture, upgrades, pitfalls and tests against best practices

Check token contracts for ERC20 and ERC721 conformity and weird token patterns

Build full-stack Web3 apps systematically and package the result for delivery

Build full-stack Web3 applications layer by layer in a systematic order

Use the 0G Compute Network for decentralized AI inference and GPU services

Give an AI agent its own EVM wallet with admin policies it cannot bypass

Sign in to an agent wallet, check balances, send and trade crypto, and pay for APIs

Write code against Alkahest escrow contracts with its TypeScript, Rust or Python SDK

Use the Alkahest CLI to act as a buyer, seller or oracle in escrow contracts

Sign in with a wallet, fetch sign-in challenges and fix AltLLM Portal login issues

Query and transact on BNB Chain with the MCP server for blocks, tokens and contracts

Scaffold Web3 AI apps for chatbots, NFT generators, contract auditing and news

Build cross-chain bridges and token transfers between Solana and EVM with deBridge

Build Solana wallet apps with Phantom Connect and DFlow spot trading

Solve a git escrow test-suite bounty and claim the token reward

Deploy, call and debug GenLayer intelligent contracts with the GenLayer CLI

Connect GenLayer contract decisions to ERC-7710 delegated authority and revocation

Specify rubrics and evidence schemas for supervised GenLayer intelligent contracts

Lint GenLayer intelligent contracts with the GenVM linter before deploying

Build Solana apps with Helius for transaction sending, NFT queries and live streams

Integrate Jupiter swap, lend, perps and price APIs with production error handling

Set up a prediction market settled by web evidence through GenLayer oracles

Route agent payments, spending mandates and escrow disputes through Internet Court

Migrate Jupiter Metis or Ultra swap integrations to the Swap API v2

Submit Jupiter token verification requests and update token metadata

Interact with Kleros Curate token registries on Ethereum, Gnosis and Sepolia

Upload Kleros evidence and dispute files to IPFS through a paid x402 gateway

Build Solana apps with MagicBlock ephemeral rollups, private payments and oracles

Create a git escrow bounty that pays tokens for passing a failing test suite