1,567 mods tagged Web3 and blockchain that install into Cursor, 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 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.
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.
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.
MCP server Claude CodeCodexCursor +2
MCP server "solana-launchpads-mcp" as configured in kukapay/solana-launchpads-mcp. Runs locally from the solana-launchpads-mcp Python package.
MCP server Claude CodeCodexCursor +2
MCP server "dex-metrics-mcp" as configured in kukapay/dex-metrics-mcp. Runs locally from the dex-metrics-mcp Python package.
MCP server Claude CodeCodexCursor +2
DEX Screener MCP — DEX price/liquidity/volume data. Remote server at gateway.pipeworx.io.
CryptoAPIs-io/cryptoapis-mcp-address-latest
MCP server Claude CodeCodexCursor +2
MCP server for current balance and state of EVM, UTXO, Solana, XRP, Kaspa addresses via Crypto APIs. Runs locally from the @cryptoapis-io/mcp-address-latest npm package. Needs 1 environment variable to run.
MCP server Claude CodeCodexCursor +2
Non-custodial USDC wallet on Base with spending limits enforced in code, not in a prompt. Runs locally from the stipend npm package.
MCP server Claude CodeCodexCursor +2
MCP server for Infinihash KYT — real-time blockchain transaction monitoring, sanctions screening, and SAR generation. Runs locally from the infinihash-kyt-mcp Python package. Needs 2 environment variables to run.
MCP server Claude CodeCodexCursor +2
Trust & reliability data for x402 endpoints before your agent pays them. Runs locally from the x402-trust-mcp npm package. Needs 6 environment variables to run.
MCP server Claude CodeCodexCursor +2
One-cent x402 and MCP readiness checks plus fixed-price marketplace launch packs. Remote server at proofbeforepay.vercel.app.
MCP server Claude CodeCodexCursor +2
XRPL escrow for agent-to-agent payments: hire, prove, AI-audit, auto-pay on PASS. Remote server at mcp.cryptovault.co.uk.
MCP server Claude CodeCodexCursor +2
Install one middleware. Monetize unused 402 responses with recommendations, discovery, and machine commerce analytics. MCP server: 7 tools for agent demand analytics, paid per call in USDC on Base; free for publishers on their own traffic. Runs locally from the @forgemeshlabs/x402-ads-mcp npm package. Needs 2…
MCP server Claude CodeCodexCursor +2
Robinhood Chain MCP server: rug checks, deployer records, measured X callers. For agents and bots. Runs locally from the robinx-mcp 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: