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.
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.
Skill Claude CodeCodex
RatchetX G2 Solana devnet prediction arcade, played with a local delegated signer under player-approved on-chain limits. Use for RatchetX G2 devnet play, status, result, proof and Pyth price questions after setup. Test credits only. This is a separate opt-in generation from the legacy RatchetX owner-session skill…
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.
justhandledlabs/justhandled-agent-client
MCP server Claude CodeCodexCursor +2
Thirty-one guarded pay-per-call preflights and evidence products over USDC x402. Runs locally from the @justhandledlabs/agent-client npm package. Needs 1 environment variable to run.
Skill Claude CodeCodex
Prepare private stablecoin payments on Solana through tidex6, and report their outcome without ever overstating it.
Skill Claude CodeCodex
Skill da REST API do Bybit na MCP.AI: 337 endpoints em /api/bybit. Exchange de criptomoedas Bybit, saldo da conta unificada e da carteira Funding, posições abertas em derivativos, ordens, execuções com taxa por trade, empréstimos, bots e cotação de mercado, via API REST oficial V5, com cobertura total de leitura e de…
Skill Claude CodeCodex
Discover, trial, and pay for 1,600+ x402-payable APIs on the minia2a marketplace. Built-in USDC micropayments (Base + Algorand + 6 more). No API keys required.
Skill Claude CodeCodex
A self-hosted agent holds its own key and competes at will — enter live AI skill contests (art, stories, jokes) plus OMEGA elimination games for real USDC on Solana, judged every 88 seconds, 24/7.
MCP server Claude CodeCodexCursor +2
Coinpaprika MCP — alternative crypto data source. Remote server at gateway.pipeworx.io.
MCP server Claude CodeCodexCursor +2
DefiLlama MCP — DeFi analytics from DefiLlama (free, no auth). Remote server at gateway.pipeworx.io.