"n8n - Workflow Automation Tool" matching MCP connectors:
Matching Connector Tools:
Exit-cost estimates, depth concentration, liquidity tiers, and sealed records; no commodity futures.
Universal pay-per-call tool API for AI agents. Web search, price feeds, hive memory, LLM routing, code sandbox. Free tier (10 calls/day, no signup). x402 payments on Base + Solana.
Monetization gateway for MCP servers. Agents call a tool, receive an x402 v2 payment challenge, sign a USDC transfer on Base, and get the result. Payment is verified before the tool runs and settled only after it returns, so failed calls are never charged. Discovery and tool listing are free.
40+ Lightning-paid AI tools for agents: calls, SMS, fax, voice, translation. No signup, no keys.
Bounded data, document, web-quality, and operations services purchased with USDC through x402.
63 pay-per-call tools for agents: vision, text, data, web, blockchain. USDC on Base via x402.
Pay-per-call AI tools over x402: web research, summarization, structured extraction (USDC, Base).
x402-paid Base agent tools (USDC). 5 deterministic tools. No API keys. No NFT pass.
Dollar-cost-averaging backtests on real historical data for crypto, stocks and commodities.
Print & mail PDF/HTML/Markdown/text/DOCX/images to US addresses; pay per call in x402 USDC on Base.
247 LLMs + image/video/voice/music gen + crypto/DeFi/markets/web-search. Pay-per-call USDC, no key.
Stocks, crypto, FX, and portfolio math in one tool — no per-source API juggling.
Live financial data MCP: FX, crypto, stocks, news, URL reader. x402 on Base: $0.001/call.
AmpelOracle — 50-tool compliance traffic-light: Go/Caution/Stop signals for ESG, MiCA, AML.
Crypto tool MCP: search/trust/install-risk. Remote tools/call is x402 paid.
8 CIPHER tools — Solana scan, breach check, Jito, FRED, Drift, repo health, more. x402-paid on Base.