"General inquiry or casual greeting" matching MCP servers:

• 

  ShieldZ Crypto Paymentsofficial

  ShieldZCash

  A

  license

  A

  quality

  B

  maintenance

  Keyless crypto payments for AI agents. One MCP call turns any wallet address into a non-custodial crypto payment link or tip jar, no API key and no account, with funds settling straight to your wallet at a 0% platform fee (USDC/USDT, BTC, LTC, DASH, DOGE, ZCASH).

  Last updated 2026-07-12

  2

  3

  46

  MIT

• solidity-sentinel

  Baneado98

  A

  license

  A

  quality

  C

  maintenance

  Enables static security audit of Solidity smart contracts by analyzing source code or deployed bytecode for vulnerabilities, providing risk scores and detailed findings.

  Last updated 2026-06-23

  1

  MIT

• contract-auditor

  Baneado98

  A

  license

  A

  quality

  B

  maintenance

  Quick-scan a smart contract for rug, honeypot, or centralization risk before sending funds. It combines verified source, live on-chain state, and heuristic Solidity analysis to return a SAFE/CAUTION/HIGH-RISK verdict.

  Last updated 2026-06-22

  1

  MIT

• x402-buyer-mcp

  8randonpickart5

  A

  license

  A

  quality

  D

  maintenance

  Universal x402 buyer agent — discover, pay for, and call any x402 paid API endpoint from Claude Desktop, Cursor, or Claude Code with automatic USDC payment via AgentCash.

  Last updated 2026-04-28

  4

  17

  MIT
• 

  hashlock-mcpofficial

  Hashlock-Tech

  A

  license

  A

  quality

  C

  maintenance

  Hashlock Markets — sealed-bid intent-based crypto trading via MCP for AI agents. Atomic cross-chain settlement (Ethereum, Bitcoin, Sui) using HTLC. Six MCP tools for RFQ price discovery without information leakage and HTLC settlement without escrow or bridges. Canonical npm: @hashlock-tech/mcp.

  Last updated 2026-07-06

  13

  121

  1

  MIT
• 

  Roamzyofficial

  roamzy-io

  A

  license

  A

  quality

  B

  maintenance

  Buy and manage a global eSIM through chat. One universal eSIM for 192 countries, per-MB billing in USDT or USDC across TRON, Solana, BSC, Polygon, Optimism, Arbitrum, TON. Anonymous-flow by default — no account required.

  Last updated 2026-07-01

  12

  57

  2

  MIT

• calldata-guardian

  Baneado98

  A

  license

  A

  quality

  C

  maintenance

  Decodes Ethereum calldata and returns a safety verdict with plain-English explanations of what the transaction does, flagging dangerous actions like unlimited approvals or gasless permits.

  Last updated 2026-06-23

  2

  MIT

• idios

  honeytones

  A

  license

  A

  quality

  B

  maintenance

  Private escrow for AI agent work on Beam mainnet an agent locks payment, the worker locks collateral, and delivery settles on hash match or review, with M of N arbitrator voting and slashable worker bonds as the dispute backstop. 22 tools cover the full contract lifecycle, and dispute voting is deliberately not an agent tool, so an agent can never rule in its own favour.

  Last updated 2026-07-23

  24

  MIT
• 

  persistenceone-bridgekittyofficial

  persistenceOne

  A

  license

  A

  quality

  B

  maintenance

  Cross-chain bridge aggregator MCP server for AI agents. Compares routes across LI.FI, deBridge, Relay, Across and Squid to find the best rate. Use when an agent needs to bridge or swap tokens between EVM chains, Solana, or Cosmos. The aggregator of aggregators.

  Last updated 2026-06-16

  12

  95

  MIT
• 

  EntRoute MCPofficial

  entroute

  A

  license

  A

  quality

  F

  maintenance

  MCP Server for AI agents to discover and call pay-per-request APIs via EntRoute. Give Claude, Cursor, Windsurf, or any MCP-compatible agent access to 350+ verified x402 API endpoints across 110+ capabilities — DeFi prices, web search, prediction markets, news, and more.

  Last updated 2026-04-10

  3

  2

  1

  MIT

• CorteX402

  Ooak21

  A

  license

  A

  quality

  C

  maintenance

  Pay-per-call x402 data products on Base mainnet — sanctions screening, aviation weather, mortgage rates, US property dossier, title chain, wallet balance, and agent session auth. Every call settles in USDC with an on-chain receipt, no accounts or API keys.

  Last updated 2026-06-07

  7

  116

  MIT

• toreador-mcp-server

  Logitale

  A

  license

  A

  quality

  C

  maintenance

  Generate crypto QR codes (BTC, ETH, SOL, USDC, USDT, EURC) and manage payment sessions from Claude Desktop or any MCP client. Non-custodial, free.

  Last updated 2026-06-06

  5

  66

  1

  MIT

• hypawave

  hypawave

  A

  license

  A

  quality

  B

  maintenance

  Agent-to-agent commerce over Bitcoin Lightning: buy, sell, list, and discover files, data, APIs, and compute on a public marketplace (or privately by offer id). Non-custodial, buyers pay sellers wallet-to-wallet and a verified payment preimage unlocks the result.

  Last updated 2026-07-06

  15

  338

  MIT No Attribution

• mint-protocol

  FoundryNet

  F

  license

  A

  quality

  A

  maintenance

  Universal work attestation for autonomous agents. Register any AI agent or machine with persistent cryptographic identity, attest completed work with tamper-evident on-chain records, and query trust scores. The reputation layer for the agent economy. 3 MCP tools over SSE. Settled on Solana.

  Last updated 2026-07-19

  11

  2

• uniswap-tx-builder

  Yummybait-fin

  A

  license

  A

  quality

  B

  maintenance

  A keyless MCP server that builds unsigned Uniswap v3 liquidity-position transactions and optionally simulates them via eth_call; it never holds keys or signs.

  Last updated 2026-07-24

  6

  8

  296

  Apache 2.0

• base-batch-send-mcp

  lordbasilaiassistant-sudo

  A

  license

  A

  quality

  D

  maintenance

  Enables AI agents to batch-send ETH or ERC-20 tokens to multiple recipients in one transaction on Base, drastically reducing gas costs.

  Last updated 2026-03-07

  4

  7

  1

  MIT

• obol-mcp

  superbigroach

  A

  license

  A

  quality

  C

  maintenance

  Lets AI agents discover, pay for, and call any HTTP API per request using USDC, with gasless nanopayments and no API keys or accounts needed.

  Last updated 2026-07-11

  5

  303

  MIT

• SOL Claimer MCP Server

  solclaimer

  A

  license

  A

  quality

  A

  maintenance

  An MCP server that enables AI assistants to analyze Solana wallets for empty or low-value token accounts. It allows users to identify opportunities to recover SOL rent by closing or burning these accounts through the SOL Claimer API.

  Last updated 2026-04-19

  4

  8

  MIT
• 

  Nodit MCP Serverofficial

  noditlabs

  A

  license

  A

  quality

  A

  maintenance

  Connects AI agents and developers to structured blockchain data across multiple networks through Nodit's Web3 infrastructure, enabling easy querying, analysis and interaction with blockchain ecosystems without specialized development expertise.

  Last updated 2026-06-23

  9

  31

  23

  Apache 2.0

• Nodeflare-mcp

  Nodeflare-app

  A

  license

  A

  quality

  A

  maintenance

  Blockchain JSON-RPC on 23 EVM chains for AI agents — Ethereum, Base, Arbitrum, plus young chains like Robinhood Chain, Plasma and Ink. Free reads with no key; heavy methods (eth_getLogs, trace, debug) via a free API key or x402 USDC pay-per-call.

  Last updated 2026-07-24

  12

  923

  MIT