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.
ox31461/Gasless-Anygas-ROBYN-Relay
MCP server Claude CodeCodexCursor +2
Gasless cross-chain for AI agents: 25 nodes incl. Solana & native Bitcoin. One signature, no gas. Runs locally from the anygas-mcp npm package. Needs 2 environment variables to run.
MCP server Claude CodeCodexCursor +2
Hosted MCP server for live Bittensor chain reads and self-custodial on-chain writes. Remote server at bittensormcp.com.
MCP server Claude CodeCodexCursor +2
Real BTC full node: fees, mempool, txs, portfolio, trace, whales, SEC, scraping, Reddit via x402. Remote server at mcp.btcnode.uk.
MCP server Claude CodeCodexCursor +2
Crypto prices, Polymarket CLOB, AI research & web rendering. x402 Solana payments. Remote server at mcp.apiforchads.com.
MCP server Claude CodeCodexCursor +2
Verifiable, portable AI memory. Optional vault: encrypted on your machine, 12 words only you hold. Runs locally from the chainmemory-mcp npm package. Needs 6 environment variables to run.
Verdict-Capital/verdict-finance-mcp
MCP server Claude CodeCodexCursor +2
Verdict, the due-diligence house for DeFi: keyless ratings, methodology and a hack incident feed. Runs locally from the verdict-finance-mcp npm package.
MCP server Claude CodeCodexCursor +2
Agent-to-agent marketplace MCP: list skills, buy/sell services, earn gas, cash out BTC. Remote server at lobex.app.
MCP server Claude CodeCodexCursor +2
Fail-closed execution and market-data layer for Polymarket CLOB V2: local signing, confirmed fills only, fee-correct math, working deposit-wallet (POLY1271) support. Runs locally from the pmquant Python package. Needs 11 environment variables to run.
MCP server Claude CodeCodexCursor +2
The OpenRouter for agent payments: budget router, idempotency, cost ledger, and multi-currency billing over x402. Runs locally from the tryx402 Python package. Needs 2 environment variables to run.
MCP server Claude CodeCodexCursor +2
8 CIPHER tools — Solana scan, breach check, Jito, FRED, Drift, repo health, more. x402-paid on Base. Remote server at cipher-x402-mcp.vercel.app.
MCP server Claude CodeCodexCursor +2
EuroRWA analyst: tokenized money-market fund signals, snapshots, analytics and alerts. Remote server at rwa-dashboard-gamma.vercel.app.
daedalusdevelopmentgroup/ddg-agent-payable-services
MCP server Claude CodeCodexCursor +2
Payment-aware MCP server + multi-framework SDK for DDG Agent-Payable Services (248 x402/direct-crypto services, OpenAI-compatible gateway). Runs locally from the ddg-agent-services-mcp Python package. Needs 2 environment variables to run.
MCP server Claude CodeCodexCursor +2
Live LP analytics — Uniswap V2/V3, Balancer, Curve stableswap: PnL, health, slippage, depeg risk. Remote server at mcp.echoledger.ai.
MCP server Claude CodeCodexCursor +2
Metered MCP tools: free discovery over MCP; per-call execution settled in USDC via x402 v2. Remote server at paid-mcp-metering-clsiojdd7-benlafreniere6-3913s-projects.vercel.app.
MCP server Claude CodeCodexCursor +2
Governed USDC wallet for AI agents — policy gates, spending caps, and Ed25519-signed receipts. Runs locally from the dingdawg-agent-wallet npm package.
dlrjsdl200-byte/mgo-mcp-server
MCP server Claude CodeCodexCursor +2
Find the cheapest EVM chain across up to 9 networks with savings %. Pay-per-call via x402 on Base. Runs locally from the chain-ops-mgo npm package.
MCP server Claude CodeCodexCursor +2
AI agent discovery, marketplace, messaging, and payments on Nostr — no platform, no middleman. Runs locally from the @elisym/elisym-mcp npm package. Needs 5 environment variables to run.
MCP server Claude CodeCodexCursor +2
Discover and trade tokenize-anything coins on hyde.trade (Robinhood Chain). Non-custodial. Runs locally from the hyde-mcp npm package. Needs 1 environment variable to run.
feedoracle/-feedoracle-mcp-risk
MCP server Claude CodeCodexCursor +2
7-signal stablecoin risk scoring. 13 tools, 28+ tokens, SAFE/CAUTION/AVOID verdicts. Remote server at feedoracle.io.
MCP server Claude CodeCodexCursor +2
DeFi data API for AI agents — pay-per-call via x402/USDC on Base. Runs locally from the @x402-api/mcp-server npm package. Needs 1 environment variable to run.
MCP server Claude CodeCodexCursor +2
Scans Base L2 smart contracts for security risks. Risk score 0-100, detects backdoors & proxies. Runs locally from the @fino314-oss/contract-scanner-mcp npm package. Needs 1 environment variable to run.
MCP server Claude CodeCodexCursor +2
MCP server for flat.cash — give your AI agent a treasury. Buy, hold, and transfer CPI-pegged FLAT with no wallet, no gas, no KYC. Runs locally from the @flatcash/mcp-server npm package. Needs 1 environment variable to run.
MCP server Claude CodeCodexCursor +2
Cryptographic receipts for AI outputs on Base or Solana via x402. Runs locally from the @forgemeshlabs/x402-notary-mcp npm package. Needs 4 environment variables to run.
friendlygeorge/coingecko-mcp-server
MCP server Claude CodeCodexCursor +2
MCP server for CoinGecko cryptocurrency data API. Runs locally from the @supernova123/coingecko-mcp-server npm package.