4,163 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.
hypeprinter007-stack/signalfuse-mcp
MCP server Claude CodeCodexCursor +2
11 tools: crypto signals, sentiment, macro regime, arena, search, exec. x402 pay-per-call. Runs locally from the signalfuse-mcp npm package. Needs 1 environment variable to run.
MCP server Claude CodeCodexCursor +2
Non-custodial Solana MCP: compare yields, buy tokenized US stocks (xStocks) & Ondo USDY. You sign. Runs locally from the @kaditang/agent-wallet-mcp npm package. Needs 1 environment variable to run.
MCP server Claude CodeCodexCursor +2
AI crypto buy/sell signals for 20 assets: 6 data dimensions fused into 0-100 scores. x402 + MCP. Remote server at web3-signals-api-production.up.railway.app.
MCP server Claude CodeCodexCursor +2
Smart accounts, x402 payments, on-chain reputation, and service discovery for AI agents. Runs locally from the @azeth/mcp-server npm package. Needs 8 environment variables to run.
MCP server Claude CodeCodexCursor +2
Search 1,032 verified smart contract vulnerability findings from Sherlock audits by pattern. Runs locally from the 3ilm-mcp npm package.
MCP server Claude CodeCodexCursor +2
MCP adapter for x402station.io, the independent risk-signal layer for x402 agentic commerce: endpoint evidence before an agent authorizes payment. Runs locally from the x402station-mcp npm package. Needs 1 environment variable to run.
MCP server Claude CodeCodexCursor +2
Local keystore + MCP server. Claude can sign EVM transactions but never sees the private key. Runs locally from the sigild npm package. Needs 2 environment variables to run.
MCP server Claude CodeCodexCursor +2
Live Monero (XMR) network metrics: reorgs, orphan blocks, mining-pool centralization. Remote server at api.monerometrics.net.
MCP server Claude CodeCodexCursor +2
MCP Server for Rootstock Blockchain. Runs locally from the @rsksmart/rsk-mcp-server npm package.
Skill Claude CodeCodex
Canton Network enterprise skill — submit DAML commands, query contracts, manage parties, transfer Canton Coin (CIP-56), create tokenized assets, execute atomic DvP settlements, upload DAR packages.
seancrecord/scvd-general-store-repo
Skill Claude CodeCodex
A live x402 practice counter: real settlement, no sandbox, from $0.001. Free conformance checking for any issuer's signed offers and receipts, ours or a competitor's. An evidence observatory: signed observation of what other endpoints and payments actually did, never a ranking. Reachable six ways, including browser…
MCP server Claude CodeCodexCursor +2
Rug-check & launch radar for trading agents: composite honeypot score, EVM+Solana, keyless x402. Remote server at x402-seller-m8nx.onrender.com.
Skill Claude CodeCodex
Pay for anything with USDC — virtual cards for any online checkout.
valeo-cash/x402-payments-skill
Skill Claude CodeCodex
Use whenever the user wants to add payments to an API, monetize endpoints, implement x402, handle HTTP 402 responses, create paid APIs, set up crypto paywalls, accept USDC, or build agent payments. Trigger on: x402, 402 Payment Required, paid API, paywall, micropayments, USDC payments, agent payments, monetize API…
mishoko/solidity-auditor-pulse
Skill Claude CodeCodex
Use when auditing Solidity contracts for security vulnerabilities. Trigger on "audit", "check this contract", "review for security", or "/contract-auditor".
Skill Claude CodeCodex
AAWP (AI Agent Wallet Protocol) — the only crypto wallet protocol built exclusively for AI Agents on EVM-compatible blockchains and Solana. Not for humans. The signer is the AI Agent itself, cryptographically bound at wallet creation. Supports wallet lifecycle management, token transfers, DEX swaps, cross-chain…
Skill Claude CodeCodex
MeshLedger's dispute resolution agent. Evaluates disputes between customer and deliverer agents based on the job spec, deliverable, and evidence. Rules strictly on data — the spec is the contract.
hahahakang/onchain-narrative-research-skill
Skill Codex
Investigate crypto leads from screenshots, wallets, token addresses, X posts, Telegram/Discord snippets, founders, companies, projects, or viral narratives. Use when an AI coding agent needs to verify claimed trading profits, reconstruct onchain behavior, trace narrative/source timelines, identify early token/category…
Skill Claude CodeCodex
Guides developers through integrating Reown AppKit into web applications (React, Next.js, Vue, Nuxt, Svelte, vanilla JavaScript). Use when adding wallet connection, network switching, multi-chain support, or troubleshooting AppKit integration issues.
cryptomcp/allinone-crypto-trading-mcp-server
MCP server Claude CodeCodexCursor +2
MCP server "allinone-crypto-trading-mcp-server" as configured in cryptomcp/allinone-crypto-trading-mcp-server. Runs locally from the allinone-crypto-trading-mcp-server Python package.
MCP server Claude CodeCodexCursor +2
A server that exposes a set of tools for interacting with the Hyperliquid decentralized exchange. It simplifies trading operations by providing a high-level API for placing, canceling, and modifying orders, as well as managing account settings and retrieving market data. Runs locally from the hyperliquid-mcp Python…
MCP server Claude CodeCodexCursor +2
NANO MCP (Nano Cryptocurrency) Server for AI Assistants - A JSON-RPC 2.0 API server for Nano cryptocurrency operations with QR code generation, local work generation and auto-receive pending blocks. Runs locally from the nano-mcp npm package.
MCP server Claude CodeCodexCursor +2
Regenerative AI — fund verified ecological regeneration from your AI sessions via Regen Network. Estimate your footprint, browse carbon and biodiversity credits, and retire them on-chain via credit card. Runs locally from the regen-compute npm package.
MCP server Claude CodeCodexCursor +2
MCP server "honeypot-detector-mcp" as configured in kukapay/honeypot-detector-mcp. Runs locally from the honeypot-detector-mcp Python 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: