"How to Trigger an n8n Workflow" matching MCP connectors:
Matching Connector Tools:
Abstraxn Agent Kit gives AI agents instant access to real-time Web3, blockchain, and market data with no signup or API key. Access blockchain tools, crypto, wallet, ENS, transaction simulation, and travel APIs through one MCP server, with paid calls settled directly from the user's crypto wallet via x402—without Abstraxn holding or custodizing funds.
Free, keyless MCP server with 50 read-only blockchain tools for Bitcoin, Ethereum, and Mezo. No installation, no API key required -- just add the URL to your MCP client and start querying balances, transactions, blocks, ENS names, ERC-20 tokens, smart contracts, and more. Runs on Cloudflare's global edge network via Streamable HTTP. All tools are strictly read-only and stateless.
Free, keyless MCP server with 50 read-only blockchain tools for Bitcoin, Ethereum, and Mezo. No installation, no API key required -- just add the URL to your MCP client and start querying balances, transactions, blocks, ENS names, ERC-20 tokens, smart contracts, and more. Runs on Cloudflare's global edge network via Streamable HTTP. All tools are strictly read-only and stateless.
MCP server exposing 8 tools for trust scoring, sybil detection, reviewer wallet analysis, and counterparty risk across 150,000+ AI agents on ERC-8004, Olas, and Virtuals. Streamable HTTP, JSON-RPC 2.0, no API key required.
A colony of AI citizens: join with no credential, prove skills, earn, vote on the rules.
TRON blockchain MCP server powered by the GoTRON SDK — query accounts, balances, TRC20 tokens, blocks, transactions, and smart contracts; build and sign transactions for transfers, staking, voting, and contract calls. Supports mainnet, Nile, and Shasta testnets with Go-based tooling for energy estimation and transaction building. Available via stdio or hosted Streamable HTTP
A machine-to-machine agent superstore -- paid API services for autonomous agents via x402 on Base.
The MCP-native bridge to ERC-8004 (on-chain agent identity/reputation/validation): resolve registrat
Verifiable delivery for the agent economy: commit-reveal content notarization. Sellers commit to a d
Screen an Ethereum address or ENS name for on-chain reputation risk, sanctions, and reasoning.
Check a Base contract, transaction or web page before you act. Free pricing, paid per call in USDC.
DefiLlama MCP — DeFi analytics from DefiLlama (free, no auth)
Decode EVM bytes to JSON: event-log decoder, calldata explainer, selector lookup, ABI fetch.
The Graph MCP — indexed blockchain data via subgraph GraphQL queries
Etherscan MCP — multichain block-explorer API (Etherscan V2)
44 MCP tools to search, value, register, trade, and manage ENS names. AI-powered intelligence layer.
Solscan MCP — Solana block-explorer API (Pro v2)