Building Blocks
DeFi legos and protocol composability — Uniswap V4 hooks, Aave flash loans, ERC-4626 vaults, Aerodrome on Base, GMX/Pendle on Arbitrum. Dominant DEX per L2 and how to combine protocols safely.
Frontend Playbook
Complete build-to-production pipeline for Ethereum dApps — fork mode setup, IPFS deployment, Vercel config, ENS subdomain setup, and a full production checklist built around Scaffold-ETH 2.
Frontend UX
Frontend UX rules for Ethereum dApps — mandatory patterns for onchain buttons, four-state connect flows, token approval sequences, address display, USD values, and RPC configuration.
Gas & Costs
Current Ethereum gas prices and real transaction costs in 2026 — counters the misconception that Ethereum is expensive. Covers mainnet vs L2 comparison, why gas dropped 95%+, and live gas trackers.
Indexing
How to read and query onchain data — events, The Graph, Dune, Ponder, Multicall3, and WebSocket subscriptions. Why you cannot loop through blocks and what to use instead.
Layer 2s
Ethereum L2 landscape — Arbitrum, Optimism, Base, zkSync, Unichain, Celo. How they work, how to deploy, how to bridge, and which to use when. Includes 2025–2026 updates like Celo migration and Polygon zkEVM shutdown.
Orchestration
How an AI agent plans, builds, and deploys a complete Ethereum dApp. Three-phase build system: local fork, live testnet, production. Includes a secret safety protocol and an end-to-end agent commerce flow with ERC-8004 and x402.
QA Checklist
Pre-ship audit checklist for Ethereum dApps. Ship-blocking checks and should-fix checks covering wallet connection, button flows, contract verification, branding, RPC config, and mobile deep linking.
Security
Solidity vulnerabilities, defensive code patterns, and a pre-deployment audit checklist. Covers reentrancy, oracle manipulation, token decimals, SafeERC20, ERC-4626 inflation, infinite approvals, and MEV.
Standards
Ethereum token and protocol standards — ERC-20, ERC-721, ERC-1155, ERC-4337, ERC-8004 agent identity, EIP-7702, EIP-3009 gasless transfers, and x402 HTTP payment protocol.
Testing
Smart contract testing with Foundry — unit tests, fuzz testing, fork testing against live state, and invariant testing. What to test, what to skip, and what LLMs commonly get wrong.
Tools
Current Ethereum dev tools in 2026 — Foundry, Scaffold-ETH 2, abi.ninja, Blockscout MCP, x402 SDKs, RPC providers, and block explorers. What actually works today and what changed from Hardhat era.
Wallets
Ethereum wallet creation, EOAs, smart contract wallets, Safe multisig, EIP-7702, and account abstraction. Includes AI agent key safety rules and a transaction safety pattern with human approval thresholds.
Why Ethereum
Why build on Ethereum — the AI agent angle with ERC-8004 identity, x402 payments, composability, and permissionless deployment. Corrects common misconceptions about gas costs, terminology, and network status.
gem-miner
Stake $GEM tokens on Gem Miner (gemminer.app) to earn yield and unlock the in-game earn/cashout system. Use when the user wants to stake GEM, check their staking balance or rewards, unstake, claim rewards, or check whether they meet the 25M GEM gate. Base mainnet only.
github-vesting
GitHub-gated token vesting on proofofdev.xyz — lock ANY ERC-20 on Base via API at api.proofofdev.xyz, link GitHub, repo claims. Use for github vesting, lock tokens, vesting progress, link github, proofofdev. NEVER use github-vesting.vercel.app for API.
gitlawb
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helixa
Helixa — Onchain identity, reputation, and Cred Scores for AI agents on Base. Use when an agent wants to mint an identity NFT, check its Cred Score, verify social accounts, update traits/narrative, query agent reputation data, check staking info, or search the agent directory. Supports SIWA (Sign-In With Agent) auth and x402 micropayments. Also use when asked about Helixa, AgentDNA, ERC-8004, Cred Scores, $CRED token, or agent identity.
hunch
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hydrex
Interact with Hydrex liquidity pools on Base. Use when the user wants to lock HYDX for voting power, check voting power for gauge voting, vote on liquidity pool strategies, view pool information, check voting weights, participate in Hydrex governance, deposit single-sided liquidity into auto-managed vaults to earn Hydrex yields, claim oHYDX rewards from incentive campaigns, or exercise oHYDX into veHYDX. Uses Bankr for transaction execution.
megapot
On-chain USDC lottery on Base with daily drawings. Buy tickets (quick-pick or custom numbers), check the jackpot and drawing state, claim winnings, set up recurring subscriptions, and manage LP positions. Trigger on "megapot", "lottery ticket", "jackpot", "quick pick", or "did I win".
moltycash
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nexus
Non-custodial perpetual DEX on Arbitrum with an autonomous trading agent. Use when user says buy, sell, trade, long, short, open position, close position, flip trade, set leverage, deposit USDC, withdraw funds, check balance, view positions, cancel order, copy a thesis, publish trade on-chain, check leaderboard, top traders, Rep Score, market intel, crypto news, funding rate, thesis, analyst feed, who's winning on Nexus, deploy an agent, run a trading bot, autonomous agent, paper trade, activate my agent, go live, autonomous mode, pause agent, kill agent, agent status, how's my agent, fund my agent, top agents.
neynar
Interact with Farcaster via Neynar API. Use when the user wants to read Farcaster feeds, look up users, post casts, search content, or interact with the Farcaster social protocol. Requires NEYNAR_API_KEY.
nookplot
Decentralized coordination network for AI agents on Base (Ethereum L2). Use when an agent needs to register an on-chain identity, publish content, message other agents, hire a specialist via the marketplace, post or claim bounties, build reputation, collaborate on shared projects, mine NOOK by solving research challenges, deploy a standalone on-chain agent with curated knowledge, or earn revenue through agreements and rewards. Triggers on mentions of agent network, agent coordination, decentralized agents, NOOK token, mining challenges, knowledge bundles, agent reputation, agent marketplace, ERC-2771 meta-transactions, prepare-sign-relay, AgentFactory, or Nookplot.
onchainkit
Build onchain applications with React components and TypeScript utilities from Coinbase's OnchainKit. Use when users want to create crypto wallets, swap tokens, mint NFTs, build payments, display blockchain identities, or develop any onchain app functionality. Supports wallet connection, transaction building, token operations, identity management, and complete onchain app development workflows.
orlix
Personal AI Operating System on Base. Use when an agent wants to analyze any Base token (live price, risk verdict, liquidity), chat with 19 frontier AI models (Claude, GPT-4o, Grok, Gemini, DeepSeek), deploy or manage B20 tokens (Base Beryl native precompile — config validation, ABI-encoded deployment tx, live gas + nonce from Base RPC), check ETH or ERC-20 balances, get current gas prices, read any ERC-20 on Base, or verify a tx receipt. No auth required.
pmfi-parbitrage
Deposit Base USDC into PMFI pARBITRAGE and withdraw pARB back to USDC through Bankr.
polygraph
Behavioral trust grades (A–F) for MCP servers. Use when an agent needs to check whether an MCP server is safe before using it, verify an onchain attestation before trusting or paying a server, look up a server's published grade, get a project graded, or understand why a server received a grade. Polygraph connects to an MCP server the way an agent would, fingerprints its exact tool surface, and runs behavioral probes — prompt-injection (C-01), permission/egress overreach (C-02), sensitive-data leak (C-03), and adversarial-input handling (C-04) — then publishes a reproducible grade as an onchain EAS attestation on Base. Triggers on mentions of MCP server safety, is this MCP server safe, tool poisoning, prompt injection, data leak, permission overreach, unexpected egress, trust grade, attestation, verify before paying, polygraph, litmus, grade my MCP server, adversarial input, robustness, crash, jailbreak, CI gate, fail the build, GitHub Action, gate my skill.
qrcoin
Interact with QR Coin auctions on Base. Use when the user wants to participate in qrcoin.fun QR code auctions — check auction status, view current bids, create new bids, or contribute to existing bids. QR Coin lets you bid to display URLs on QR codes; the highest bidder's URL gets encoded.
quicknode
Blockchain RPC and data access via Quicknode. Use when an agent needs to read onchain data (balances, token prices, transaction status, gas estimates, block data) across Base, Ethereum, Polygon, Solana, or Unichain. Supports both API key access and x402 wallet-based pay-per-request access with no account needed. Triggers on mentions of RPC, blockchain data, onchain queries, token balances, gas estimation, block number, transaction receipt, Quicknode, or x402.
signa
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signals
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siwa
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sleuth-ai
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splits
Use Splits with Bankr for onchain treasury operations: secure assets, process revenue, manage operating subaccounts, pay expenses, govern contracts, and maintain clean accounting books.
zapper
Placeholder for Zapper skill.
stakr-protocol
Interact with the Stakr protocol — ERC-4626 vaults with multi-reward staking. Use when the user or an agent needs to work with Stakr vaults, add or modify rewards (addRewardToken, addRewards, modifyRewardToken, modifyReward), create or manage an "agent vault" or "own vault", fund incentive programs, configure reward schedules, or integrate Stakr in scripts or tooling. Prefer this skill whenever Stakr, StakrVault, rewards, staking, or vault ownership is mentioned.
starchild-dao
Read, propose, and vote in the Starchild DAO — the hold-to-govern commons for the $STARCHILD token on Base. Voting weight is simply how much $STARCHILD a wallet holds (no staking, no locking). Proposals and votes are gasless EIP-712 signatures. Trigger on "Starchild DAO", "Starchild proposals", "vote Starchild", "propose to Starchild", "what's being voted on Starchild".
symbiosis
Cross-chain token swaps across 54+ blockchains via Symbiosis protocol. Use when the user wants to swap or bridge tokens between any chains — Base, Ethereum, Polygon, Arbitrum, Optimism, BNB Chain, Avalanche, Solana, Bitcoin, TON, Tron, and 40+ more. Supports any-to-any token swaps with automatic routing. Uses Bankr Submit API to execute transactions.
trails
Trails — Cross-chain swap, bridge, and DeFi orchestration via Sequence. Use when an agent wants to swap tokens across chains, bridge assets, fund a Bankr wallet from any chain, deposit into yield vaults (Aave, Morpho), get token prices, discover earn pools, or quote cross-chain routes. Integrates with Bankr submit() for on-chain execution. Also use when asked about Trails, Sequence swaps, cross-chain bridging, or DeFi yield deposits.
trustlayer-sybil-scanner
Feedback forensics for ERC-8004 agents. Detects Sybil rings, fake reviews, rating manipulation, and reputation laundering across 20 chains. No API key needed.
Uniswap CCA
Configure and deploy Continuous Clearing Auction (CCA) smart contracts — guided parameter setup, convex supply schedule generation, Q96 price calculations, and multi-chain CREATE2 deployment.
Uniswap Driver
Plan Uniswap swaps and liquidity positions then execute via deep links — verify tokens on-chain, research market conditions, and generate pre-filled Uniswap interface URLs across 12 chains.
Uniswap Hooks
Security-first assistance for building Uniswap v4 hooks — threat modeling, permission flags analysis, NoOp attack prevention, delta accounting, and pre-deployment audit checklists.
Uniswap Trading
Integrate Uniswap swaps into frontends, backends, and smart contracts — V2/V3/V4 support via Trading API, Universal Router, or direct contract calls.
Uniswap Viem
EVM blockchain integration using viem and wagmi — wallet connection, contract reads/writes, real-time event subscriptions, multicall, and multi-chain support.
veil
Privacy and shielded transactions on Base via Veil Cash (veil.cash). Deposit ETH or USDC into private pools, withdraw/transfer privately using ZK proofs. Manage Veil keypairs, check private/queue balances across all pools, and submit deposits via Bankr. Use when the user wants anonymous or private transactions, shielded transfers, or ZK-based privacy on Base.
versa-deploy
Deploy, manage, or withdraw from an AI agent vault on Versa — the onchain adversarial AI arena on Base. Use when an agent wants to deploy its own vault, earn ETH from challenge fees passively, set a defense prompt, guard a treasury, check earnings, withdraw fees, close a vault, or compete in the arena. Trigger phrases: deploy on versa, create a vault, earn ETH passively, set up my agent, launch my vault, I want to play defense, how does versa work, check my earnings, withdraw my fees, how much have I earned, guard a treasury.
wake-token-spotter-analysis
Get the WAKE engine's analysis of any Base token by contract address. Returns a transparent 0-100 score across five criteria (deployer quality, liquidity health, contract safety, market signals, social signals), launch protocol classification (Bankr/Clanker/direct), security flags from GoPlus, controlled-vocabulary tags, and a brief narrative interpretation. Use when the user asks an agent to evaluate, analyze, or check a Base ERC-20 token before trading, swapping, or considering an investment. Read-only intelligence — not financial advice.
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