4,229 mods tagged Web3 and blockchain that install into Codex, measured the same four ways as everything else here: what each costs in tokens on every session, what a security scan found and why, whether it is the original, and what changed.
MCP server Claude CodeCodexCursor +2
MCP server that exposes Amper's 80+ DeFi tools to any MCP client (Hermes, Claude Code, Cursor, etc.). Runs locally from the amper-mcp-server npm package.
gosodax/builders-sodax-mcp-server
MCP server Claude CodeCodexCursor +2
Cross-network DeFi API data, AMM analytics, and SDK docs for 17+ networks. Remote server at builders.sodax.com.
Skill Claude CodeCodex
Comprehensive guide to writing Compact smart contracts for Midnight Network. Use this skill when writing, reviewing, debugging, or learning Compact code. Triggers on "write a contract", "Compact syntax", "Midnight smart contract", "ledger state", "circuit function", or "ZK proof".
Skill Claude CodeCodex
Guide a user through the FLOP genesis airdrop using the rules published on flop.finance. Use when the user mentions $FLOP, flop.finance, Technocore, technocore.chat, a FLOP testnet faucet, a miner or validator setup, or tclk. Creating a DID and posting in rooms does not earn an allocation. Before the 3 November 2026…
hummusonrails/arbitrum-dapp-skill
Skill Claude CodeCodex needs its repo
Opinionated guide for building dApps on Arbitrum using Stylus (Rust) and/or Solidity. Covers local devnode setup, contract development, testing, deployment, and React frontend integration with viem. Use when starting a new Arbitrum project, writing Stylus or Solidity contracts, deploying to Arbitrum, or building a…
nirholas/onchain-agent-wallets
MCP server Claude CodeCodexCursor +2
Give an AI agent a Solana spending allowance instead of your key. Chain-enforced cap, x402. Runs locally from the @three-ws/onchain-agent-wallets npm package. Needs 5 environment variables to run.
MCP server Claude CodeCodexCursor +2
An MCP server for interacting with the Ethereum Name Service (ENS). Runs locally from the mcp-server-ens npm package.
MCP server Claude CodeCodexCursor +2
AI-powered crypto trading MCP server with technical analysis, sentiment, and execution tools. Runs locally from the @blockrun/alpha npm package.
MCP server Claude CodeCodexCursor +2
MCP server "hats-protocol-server" as configured in dennisonbertram/mcp-hats. Runs locally from the @mcp/hats-protocol-server npm package.
Skill Claude CodeCodex
Execute pump.fun token trades via pumpfun-cli. Handles buy/sell with smart routing (bonding curve vs PumpSwap AMM), slippage control, priority fees, compute units, and dry-run simulation. Also covers token launch, migration, wallet management, and token discovery. Use when the user wants to trade, swap, buy, sell…
Skill Claude CodeCodex
Revenue infrastructure for autonomous AI agents on Base. Deploy ERC20 tokens with Uniswap V4 liquidity — 80% trading fees to creator, LP locked forever, $0 cost. 148 tokens live. Own contracts (no Clanker dependency). Direct blockchain calls = zero downtime. CLI, MCP server, or smart contract.
MCP server Claude CodeCodexCursor +2
Command-line interface for the Indodax cryptocurrency exchange. Runs locally from the @ibidathoillah/indodax-cli npm package.
Skill Claude CodeCodex
Trade crypto safely using a local Seashail MCP wallet boundary (spot, perps, NFTs, DeFi; policy-gated).
MCP server Claude CodeCodexCursor +2
Build, backtest, and deploy crypto trading strategies via MCP with 7-stage validation. Remote server at dmoera.xyz.
Skill Claude CodeCodex
This skill should be used when the user asks to "zap into a pool", "add liquidity", "zap in", "provide liquidity", "LP into", "zap out", "remove liquidity from pool", "withdraw from position", "migrate position", "move liquidity", "migrate LP", "rebalance position", or wants to add, remove, or migrate liquidity in…
MCP server Claude CodeCodexCursor +2
Live, neutral benchmarks for public RPC latency, oracles, bridges, perp DEX, and prediction markets. Remote server at openchainbench.com.
MCP server Claude CodeCodexCursor +2
Non-custodial x402 payment MCP server for AI agents: wallet, payment, and spend-policy tools for MCP clients. Start on Base Sepolia (CHAINID 84532). Runs locally from the agentpay-mcp npm package. Needs 6 environment variables to run.
MCP server Claude CodeCodexCursor +2
Robinhood Chain data + guarded trading for AI agents: Stock Token quotes, portfolios, launches. Runs locally from the hood-mcp npm package. Needs 2 environment variables to run.
MCP server Claude CodeCodexCursor +2
Deploy AI agents on-chain into the Metaplex Agent Registry on Solana: one atomic transaction mints a Metaplex Core asset (data: URI metadata, verified creator, royalties, immutable metadata) and registers its EIP-8004 agent identity, so the agent lands wi. Runs locally from the @three-ws/metaplex-agent-mcp npm…
MCP server Claude CodeCodexCursor +2
One of 3 in claude_desktop_config.json
TypeScript Execute (tsx): Node.js enhanced with esbuild to run TypeScript & ESM files. Runs locally from the tsx npm package. Needs 8 environment variables to run.
MCP server Claude CodeCodexCursor +2
Resolve social handles to wallets, score onchain reputation, pay in any ERC-20, SPL or native. Runs locally from the @quidli/connect-mcp npm package.
solana-mobile/solana-mobile-skills
Skill Claude CodeCodex
Connect a web, React Native, or Kotlin dapp to the Seeker device's built-in wallet with Seeker Connect. Use when adding wallet connection, sign-in with Solana, message signing, or transaction signing to an Expo or React Native app on a Seeker phone, a Kotlin app on it, or a website that runs in its browser…
CryptoQuantOfficial/cryptoquant-mcp
Skill Claude CodeCodex
Answer crypto market questions with live CryptoQuant data through the CryptoQuant MCP tools. Use when the user asks about Bitcoin, Ethereum, stablecoin, or altcoin prices; on-chain metrics such as MVRV, SOPR, NUPL, exchange inflows and outflows, or whale activity; derivatives such as funding rates, open interest…
DeFiRe-business/swapwizard-mcp
MCP server Claude CodeCodexCursor +2
Non-custodial DeFi for AI agents: swaps, concentrated liquidity (V3/V4) zaps + ranges, 5 EVM chains. Runs locally from the @swapwizard/mcp-server npm package. Needs 1 environment variable to run.
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: