Web3 AI Skills

Polymarket CLI

Polymarket

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github.com/Polymarket/polymarket-cli

Rust CLI for Polymarket. Agents can browse markets and events, read CLOB order books and prices, inspect positions and onchain data, and use JSON output before wallet-enabled trading flows.

brew install polymarket

Hyperliquid CLI

hypurrclaw

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github.com/hypurrclaw/hyperliquid-cli

Agent-first Rust CLI and encrypted wallet for Hyperliquid. It exposes markets, orders, transfers, staking, vaults, borrow/lend, and streams as JSON commands with schemas, dry runs, and prompt gates.

curl -fsSLO https://raw.githubusercontent.com/hypurrclaw/hyperliquid-cli/main/install.sh && sh install.sh

WalletChan MCP

WalletChan

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npmjs.com/package/@walletchan/mcp

Local MCP adapter that connects agents to WalletChan accounts. It supports popup approvals, portfolio reads, swaps, bridges, prepared calls, scoped delegated execution, and Base MCP-style DeFi skills.

npx -y @walletchan/mcp

Base MCP

Base

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docs.base.org/agents/quickstart

Base MCP connects agents to wallet and onchain tools on Base. It supports wallet/portfolio checks, sends, swaps, transaction history, message signing, contract calls, x402 payments, and a persistent skill package.

codex mcp add base-mcp --url https://mcp.base.org/

Uniswap AI

Uniswap

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github.com/Uniswap/uniswap-ai

Uniswap-specific skills, plugins, and agents for swap integration, pay-with-any-token flows, v4 hooks, viem/wagmi integration, DCA bots, index bots, and copy-trading workflows.

npx skills add Uniswap/uniswap-ai

Morpho Agents

Morpho

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morpho.org/blog/introducing-morpho-agents-beta-interface-built-for-ai-agents

Beta agent interface for Morpho. The User Agent gives AI assistants CLI/MCP read, simulate, and write access across Ethereum and Base, while Builder Agent teaches agents to integrate Morpho safely.

npx skills add morpho-org/morpho-skills

Fluid Skill

Fluid

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fluid.io/skill.md

Skill for Fluid lending and vault products. Agents can read fToken positions, APY, TVL, and vault data through onchain resolver contracts with no API keys across Ethereum, Arbitrum, Base, Polygon, and Plasma.

Fetch https://fluid.io/skill.md

Pendle AI

Pendle

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github.com/pendle-finance/pendle-ai

AI plugins, skills, and MCP servers for Pendle V2 and Boros. Agents can trade yield tokens, manage LP positions, place limit orders, and query DeFi market data across EVM chains.

/plugin marketplace add pendle-finance/pendle-ai

OpenSea Skills

OpenSea

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github.com/ProjectOpenSea/opensea-skill

Router skill for OpenSea data, marketplace trading, ERC20 swaps, wallet signing providers, and AI-callable tool endpoints. Includes subskills for API, marketplace, swaps, wallet, and tool registry workflows.

npx skills add ProjectOpenSea/opensea-skill --yes

Across Skills

Across

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skills.across.to

Crosschain knowledge base and MCP endpoint for AI agents. It covers Across swap API, suggested fees, embedded crosschain actions, deposit tracking, chains/tokens, integration resources, and security checks.

https://mcp.across.to/mcp

Socket for Agents

Socket

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docs.socket.tech/for-agents/intro

Agent-ready docs for Socket's routing API. The skill.md and llms.txt files cover swap and bridge quotes, execution status, deposit-address flows, supported chains/tokens, and production API access.

Fetch https://docs.socket.tech/skill.md

DeFi Skills

Nethermind

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defi-skills.nethermind.io

Deterministic engine that converts DeFi intents into unsigned ABI-encoded transaction payloads. JSON playbooks define protocol actions, approvals, parameters, and ABI mappings for CLI, API, and agent skill use.

pip install defi-skills

Sablier Agent Skills

Sablier

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blog.sablier.com/sablier-agent-skills-onchain-token-vesting-powered-by-ai

Skills for creating vesting streams, payment streams, Merkle airdrops, and protocol context. Agents validate inputs, choose Sablier modules, and guide the user through onchain signing.

npx skills add sablier-labs/sablier-skills

YO Protocol Skills

YO Protocol

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github.com/yoprotocol/yo-protocol-skills

Official YO Protocol skills bundle for ERC-4626 yield vaults. It covers the TypeScript SDK, React hooks, agent-first CLI, Base MCP plugin, design guidance, and Risk Graph API for deposits, redeems, positions, vault snapshots, Merkl rewards, and unsigned Gateway calldata across Ethereum, Base, and Arbitrum.

npx skills add yoprotocol/yo-protocol-skills --all

Octav API

Octav

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docs.octav.fi/api/ai-development/overview

Skill, MCP server, CLI, and AI-ready docs for Octav portfolio data. Agents can query holdings, NAV, DeFi positions, transaction history, historical snapshots, airdrops, sync status, and credit usage.

npx skills add Octav-Labs/octav-api-skill

DefiLlama Skills

DefiLlama

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github.com/DefiLlama/defillama-skills

Skills for the DefiLlama MCP with guided workflows for DeFi market snapshots, protocol deep dives, token research, chain ecosystems, yield strategies, risk, flows, events, and institutional crypto.

npx skills add DefiLlama/defillama-skills --yes

Dune

Dune

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dune.com/agents

Official agent surfaces for Dune onchain analytics. Agents can use the remote MCP endpoint or CLI plus skills to discover tables, run DuneSQL, manage queries, generate visualizations, build dashboards, and track credits.

curl -sSfL https://dune.com/cli/install.sh | sh

CoinGecko MCP

CoinGecko

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mcp.api.coingecko.com

Remote MCP server for live prices, market caps, historical charts, DeFi/onchain pool data, NFT collection analytics, exchanges, and trending discovery. Shared public access works without an API key.

https://mcp.api.coingecko.com/mcp

Blockscout MCP

Blockscout

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mcp.blockscout.com

MCP and REST surface over Blockscout APIs for balances, tokens, NFTs, transactions, blocks, verified contract code, ABIs, ENS lookup, token lookup, and read-only contract calls.

https://mcp.blockscout.com/mcp

Tenderly MCP

Tenderly

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docs.tenderly.co/ai-tools/quickstart

MCP server for Tenderly AI tooling. Agents can authenticate with Tenderly, set active project context, and use Tenderly simulation, virtual environment, trace, and project workflows from MCP clients.

claude mcp add tenderly --transport http https://mcp.tenderly.co/mcp

Portals Foresight

Portals.fi

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foresight.portals.fi/docs/skill

Claude Code skill and model-agnostic docs for the Portals Foresight API. Agents can simulate single or batch EVM transactions, inspect asset changes, gas costs, token metadata, human-readable reverts, trace/replay transactions, and use x402 pay-per-request access.

Save SKILL.md from https://foresight.portals.fi/docs/skill/ to .claude/skills/portals-foresight/SKILL.md

Herd

Herd

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herd.eco/skill.md

Skill, remote MCP, and CLI for exploring Ethereum/Base contracts, transactions, and wallets with decoded traces, ABIs, proxy history, labels, balance changes, and HAL actions/adapters.

codex mcp add herd-mcp --url https://mcp.herd.eco/v1

poidh Bounty Skill

poidh

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github.com/picsoritdidnthappen/poidh-app/blob/prod/SKILL.md

Skill for poidh, the onchain bounty protocol for pics-or-it-didn't-happen proof. Agents can post solo or open bounties, inspect proof URIs, evaluate claims, accept winners, route contributor votes, submit claims, and withdraw payouts on Arbitrum, Base, and Degen Chain.

Fetch https://raw.githubusercontent.com/picsoritdidnthappen/poidh-app/prod/SKILL.md

Fileverse

Fileverse

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npmjs.com/package/@fileverse/api

NPM package for programmatic dDocs access. After enabling Fileverse dDocs developer mode and generating an API key, agents can run the CLI/MCP/API surface to create, read, edit, delete, and sync end-to-end encrypted markdown documents for private human-agent collaboration.

npm install @fileverse/api && npx @fileverse/api --apiKey <key> --rpcUrl <url>

Veil Cash MCP

Veil Cash

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npmjs.com/package/@veil-cash/mcp

Local MCP server for Veil Cash on Base. It wraps the Veil Cash SDK with Base MCP-compatible tools for status, balances, x402 quotes, register and deposit calldata, plus confirmed private withdrawals, transfers, UTXO consolidation, and x402 payments when a local VEIL_KEY is configured.

npx -y @veil-cash/mcp

WalletConnect Agent SDK

WalletConnect

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github.com/WalletConnect/agent-sdk

Beta WalletConnect agent tooling for wallet connection, message signing, transaction sending, cross-chain bridge/swap flows, WalletConnect Pay payments, and WCT staking from terminal-friendly skills and CLIs. Published packages include walletconnect, walletconnect-staking, and walletconnect-pay commands.

npx skills add WalletConnect/agent-sdk

JAW Skill

JAW.id

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docs.jaw.id/llms

Best-practices skill for the JAW SDK, a drop-in smart account solution for dApps via a standard EIP-1193 provider or wagmi connector — no custom bundler or paymaster wiring required. Covers passkey authentication, ENS-native identity, batched transactions, gas sponsoring, ERC-7715 permissions and session keys, EIP-7702 EOA upgrades, and AI agent delegation.

npx skills add JustaName-id/jaw-skills --skill jaw-sdk-best-practices

Steer CLI

Steer Protocol

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npmjs.com/package/@steerprotocol/cli

Read-only operational CLI for Steer Protocol. It exposes live protocol status, chain and protocol discovery, market inspection, liquidity depth analysis, ALM vault inspection, generated skills, and MCP stdio mode.

npx @steerprotocol/cli status

Bankr Skills

BankrBot

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skills.bankr.bot

Catalog of plug-and-play skills for Bankr-powered agents. The Bankr skill adds a wallet API and natural-language flows for trading, token launches, raw transactions, x402 paid APIs, and LLM access funded by a Bankr wallet.

install the bankr skill from https://github.com/BankrBot/skills/tree/main/bankr

Bitrefill Skill

Bitrefill

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bitrefill.com/agents/SKILL.md

Agent skill for browsing and buying Bitrefill digital goods across 180+ countries and 1,500+ brands. It routes agents across Bitrefill MCP, x402 REST via Base MCP, CLI, REST API, browser fallback, and wallet/payment options.

Fetch https://www.bitrefill.com/agents/SKILL.md

Pashov Skills

Pashov Audit Group

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github.com/pashov/skills

Solidity security skills for agents. Includes fizz for Echidna/Medusa fuzz suites, solidity-auditor for AI-assisted vulnerability review, and x-ray for pre-audit threat modeling, invariants, entry points, and git analysis.

Install https://github.com/pashov/skills/

QuillShield Security Skills

QuillShield

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github.com/quillai-network/quillshield_skills

Smart contract security skill suite based on the QuillShield audit methodology. It includes plugins for behavioral state analysis, semantic guard gaps, state invariants, reentrancy variants, oracle and flash-loan attack chains, proxy upgrade safety, arithmetic and input validation, external calls, signature replay, and DoS/griefing checks.

Install https://github.com/quillai-network/quillshield_skills as a Claude plugin

ETHSkills

ETHSkills

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ethskills.com

Ethereum skill pack for agents with modules for protocol roadmap, gas, wallets, L2s, standards, tooling, addresses, testing, indexing, frontend UX, security, and audits.

Fetch https://ethskills.com/SKILL.md

Foundry MCP Server

PraneshASP

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github.com/PraneshASP/foundry-mcp-server

MCP server for Solidity and onchain development with Foundry. Agents can manage Anvil, run Cast calls and sends, inspect receipts, storage, logs, traces, ABIs, and source, maintain a persistent Forge workspace, deploy scripts, estimate gas, generate wallets, and use Heimdall for bytecode disassembly, calldata decoding, decompilation, and CFGs.

npx @pranesh.asp/foundry-mcp-server

Cryo MCP

z80dev

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github.com/z80dev/cryo-mcp

MCP server for Cryo blockchain extraction. Agents can query block ranges, contracts, datasets, schemas, and downloaded Parquet data with SQL.

uvx cryo-mcp --rpc-url <ETH_RPC_URL>

Nani Qwen 3.5 2B

NaniDAO

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huggingface.co/NaniDAO/nani-qwen-3.5-2B-gguf-q4km

GGUF Q4_K_M model fine-tuned from Qwen3.5-2B for crypto wallet tool calling. It was trained on 2,029 examples covering 103 blockchain tools and is designed for local inference.

ollama create nani -f Modelfile