4,159 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.
ProofCore-Protocol/proofcore-mcp
Skill Claude CodeCodex
Cryptographically notarizes text, smart contract audits, and documents on the TON Blockchain with immutable provenance proofs.
paulf280-ui/solana-safe-sniper-mcp-template
MCP server Claude CodeCodexCursor +2
MCP server "cabal-hunter", hosted remotely at api.cabal-hunter.com, as configured in paulf280-ui/solana-safe-sniper-mcp-template.
MCP server Claude CodeCodexCursor +2
One of 2 in .mcp.json
MCP server "nft-log-analyzer" as configured in mashish/nft-log-analyzer. Runs mcp_server/server.py with python. Needs 5 environment variables to run.
MCP server Claude CodeCodexCursor +2
Cash out an AI agent's USDC to a real bank account (non-custodial, licensed provider) — plus first-party Base chain data, token safety, and a marketplace where agents pay each other per call in USDC via x402, auto-paid from your wallet. Runs locally from the fiatdock-mcp npm package. Needs 3 environment variables to…
MCP server Claude CodeCodexCursor +2
MCP server "gittr-mcp" as configured in arbadacarbaYK/gittr-mcp. Runs locally from the gittr-mcp npm package. Needs 3 environment variables to run.
MCP server Claude CodeCodexCursor +2
DataFood: 16 data sources (crypto/DeFi/security/news/finance) via one MCP. Bundles save 92%. Remote server at toughlovesec.win.
MCP server Claude CodeCodexCursor +2
53-tool MCP server for Sui blockchain — wallets, DeFi, Move contracts, staking, SuiNS, analytics. Runs locally from the sui-mcp-server npm package.
Skill Claude CodeCodex
Delora MCP exposes the Delora API (api.delora.build) so you can fetch cross-chain quotes, supported chains, tokens, and tools.
MCP server Claude CodeCodexCursor +2
MCP server for LiveAuth: PoW + Lightning auth, L402 bundles, and paid MCP tool receipts. Runs locally from the @liveauth-labs/mcp-server npm package. Needs 3 environment variables to run.
MCP server Claude CodeCodexCursor +2
Solana DEX whale intelligence: alpha, divergence, accumulation, BTC regime via x402. Runs locally from the cryptoiz-mcp npm package. Needs 1 environment variable to run.
lordbasilaiassistant-sudo/base-security-scanner-mcp
MCP server Claude CodeCodexCursor +2
MCP server to scan smart contracts on Base for honeypots, rug pulls, and vulnerabilities. Runs locally from the base-security-scanner-mcp npm package. Needs 1 environment variable to run.
lordbasilaiassistant-sudo/mcp-servers
MCP server Claude CodeCodexCursor +2
One of 4 in server.json
Smart contract security scanner — vulnerabilities, risk scores, and calldata decoding. Runs locally from the @thryx/contract-scanner-mcp-server npm package. Needs 4 environment variables to run.
douglasborthwick-crypto/mcp-server-insumer
Skill Claude CodeCodex
Privacy-preserving on-chain verification across 38 blockchains (incl. Bitcoin, Tron, Stellar, Sui). Verify wallet holdings, NFT ownership, EAS attestations, and identity with ECDSA-signed proofs — no balances exposed.
MCP server Claude CodeCodexCursor +2
Live cross-DEX pool prices, liquidity and spreads on 6 EVM chains, read from on-chain pool state. Runs locally from the arb-dex-mcp npm package. Needs 2 environment variables to run.
MCP server Claude CodeCodexCursor +2
Wormhole - 69 tools for cross-chain transfers and bridge data. Remote server at wormhole.mcp.junct.dev.
MCP server Claude CodeCodexCursor +2
MCP server "ens-mcp" as configured in kukapay/ens-mcp. Runs locally from the ens-mcp Python package.
MCP server Claude CodeCodexCursor +2
MCP server "mcp-blockchain-query" as configured in pavel-bc/mcp-blockchain-query. Runs locally from the mcp-blockchain-query Python package.
MCP server Claude CodeCodexCursor +2
Solana MCP server for wallet management, transaction handling, and program interactions on Solana blockchain. Runs locally from the solana-mcp-server npm package.
MCP server Claude CodeCodexCursor +2
MCP server for bamm (borrow automated market maker). Runs locally from the @iqai/mcp-bamm npm package.
Oishh/telegram-signal-mcp-server
MCP server Claude CodeCodexCursor +2
MCP server "deribit-mcp-server" as configured in Oishh/telegram-signal-mcp-server. Runs locally from the deribit-mcp-server Python package.
chainfetch/chainfetch-mcp-server
MCP server Claude CodeCodexCursor +2
A Model Context Protocol (MCP) server that provides access to ChainFETCH API for AI-powered Ethereum blockchain intelligence with advanced semantic search capabilities. Supports both stdio and HTTP transport modes. Runs locally from the chainfetch-mcp-server npm package.
dennisonbertram/mcp-etherscan-server
MCP server Claude CodeCodexCursor +2
An MCP server that provides Ethereum blockchain data tools via Etherscan's API. Runs locally from the mcp-etherscan-server npm package.
MCP server Claude CodeCodexCursor +2
Send and receive emails with crypto micropayments via x402. Runs locally from the x402mail Python package.
MCP server Claude CodeCodexCursor +2
Model Context Protocol (MCP) server for Puls — let any AI agent (Claude, Cursor) read live prediction markets, the AI-vs-crowd oracle and the autonomous agent swarm, and (with a key) trade USDC + buy x402 forecast signals on Arc. Runs locally from the @pulsmarket/mcp npm package.
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: