4,167 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 "sepolia-mcp-server" as configured in oscarthedev15/sepolia-mcp. Runs locally from the sepolia-mcp-server Python package.
MCP server Claude CodeCodexCursor +2
MCP server "chainlist-mcp" as configured in PILSO-OS/erc20-mcp. Runs locally from the chainlist-mcp npm package.
MCP server Claude CodeCodexCursor +2
A MCP server that connects to different Defi to enable agent to find the best yield. Runs locally from the @ericxstone/crypto-earn-mcp npm package.
MCP server Claude CodeCodexCursor +2
MCP server for Tydro lending protocol on Ink — all 12 live reserves. Read/write access for AI agents. Runs locally from the tydro-mcp npm package.
MCP server Claude CodeCodexCursor +2
Algorand Model Context Protocol Local Implementation. Runs locally from the algorand-mcp npm package.
MCP server Claude CodeCodexCursor +2
MCP server "mcp-near-wallet" as configured in bigguybobby/mcp-near-wallet. Runs locally from the mcp-near-wallet Python package.
MCP server Claude CodeCodexCursor +2
MCP Server for Soroban Smart Contract. Runs locally from the contacts-mcp npm package.
MCP server Claude CodeCodexCursor +2
Kraken exchange MCP plugin for mcp-orbit — trading, balances, grid planning. Runs locally from the mcp-orbit-kraken npm package.
MCP server Claude CodeCodexCursor +2
MCP server "contract-deployer" as configured in jim-agent/mcp-near-deploy. Runs locally from the @near-mcp/contract-deployer npm package.
MCP server Claude CodeCodexCursor +2
MCP server giving AI agents Lightning payments, L402 API access, trust verification, and service discovery. Free, open-source, NWC-native. Runs locally from the lightning-mcp npm package.
web3luka/relai-fi-relai-mcp-server
MCP server Claude CodeCodexCursor +2
MCP server "relai-mcp-server" as configured in web3luka/relai-fi-relai-mcp-server. Runs locally from the relai-mcp-server npm package.
MCP server Claude CodeCodexCursor +2
MCP server "contract-interaction" as configured in jim-agent/mcp-near-contract. Runs locally from the @near-mcp/contract-interaction npm package.
MCP server Claude CodeCodexCursor +2
MCP server for Cardexscan - Cardano DEX scanner and aggregator. Runs locally from the @cardexscan/mcp-server npm package.
MCP server Claude CodeCodexCursor +2
CLI tool that makes Anchor program failures understandable — translates hex error codes, visualizes CPI call stacks, and resolves account names from IDL. Runs locally from the anchor-debug npm package.
BitBadges/bitbadges-builder-mcp
Skill Claude CodeCodex
Create BitBadges collections (tokens, NFTs, stablecoins) using MCP tools. Use when user wants to create collections, smart tokens, NFTs, or needs to generate BitBadges transaction JSON.
dennisonbertram/mcp-web3-stats
MCP server Claude CodeCodexCursor +2
MCP server "mcp-web3-stats-enhanced" as configured in dennisonbertram/mcp-web3-stats. Runs locally from the mcp-web3-stats-enhanced npm package.
Skill Claude CodeCodex
IOTA blockchain development skill. Use when working with IOTA smart contracts (Move), querying on-chain data, managing an IOTA wallet, building/testing/publishing Move packages, or interacting with IOTA DeFi. Triggers on: "iota", "move contract", "iota wallet", "iota balance", "publish move", "iota object", "iota…
Techsavvy5416/solana-jupiter-swap-mcp
MCP server Claude CodeCodexCursor +2
Solana-only Model-Context-Protocol Server with Jupiter swap integration. Runs locally from the solana-jupiter-swap npm package.
rabbit385/crypto-inspector-mcp
MCP server Claude CodeCodexCursor +2
MCP server "crypto-inspector-mcp" as configured in rabbit385/crypto-inspector-mcp. Runs locally from the crypto-inspector-mcp npm package.
MCP server Claude CodeCodexCursor +2
Model Context Protocol (MCP) server for Circle's Cross-Chain Transfer Protocol (CCTP) v2 - seamless USDC transfers across multiple blockchains. Runs locally from the circle-mcp-server npm package.
MCP server Claude CodeCodexCursor +2
Model Context Protocol server for Tally blockchain governance API - Access DAOs, proposals, and voting data across 15+ networks. Runs locally from the mcp-tally-api npm package.
golfgolfgolf200/warppay-mcp-skill
Skill Claude CodeCodex
Pay-per-use AI tools monetized via x402 USDC micropayments on Base Mainnet (EIP-155:8453) and Solana Mainnet-Beta[cite: 1]. Includes web scraping, headless browsing, blockchain analytics, PDF parsing, full-page screenshots, structured JSON extraction, smart contract verification, and signed attestation data…
MCP server Claude CodeCodexCursor +2
MCP server - HLOS ecosystem. Runs locally from the mcp-crypto npm package.
ahmadmardeni1/fluid-mcp-server
MCP server Claude CodeCodexCursor +2
MCP Server for Fluid DeFi Protocol — AI agents can read protocol data, get rates, manage positions, swap tokens, and interact with lending/borrowing across all Fluid-supported chains. Runs locally from the fluid-mcp-server npm package.