"General Web Search" matching MCP connectors:
GET /v1/connectors — MCP directory API referenceMatching Connector Tools:
The trust layer of the x402 economy: free conformance checks, attestation, corpus, agent store.
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.
Search, read & publish paid essays. Pay-per-read in USDC on Base (x402); wallet-only, no account.
Real-time curated crypto news for AI agents with sentiment, recaps, and search.
Search and invoke real AI capabilities on modelmarket.dev. Free trial, then USDC on Base.
Verified merchants accepting agentic payments on Lightning/L402/BOLT12/USDT — search, verify, pay.
x402 MCP get-paid path: USDC, spend caps, AUP, $49 kit. CAPTCHA/web-unlock for payment-ready agents.
Browse, verify and buy Twelve Permissions NFTs on XRP Ledger. Every claim is checkable.
54+ pay-per-use AI & data tools for agents, payable in USDC via x402 on Solana — no API keys, no subscriptions. AI image, video, music and voice generation (cheaper than official APIs), web search, cited research reports, Claude Opus Q&A, crypto prices, page scraping, domain info and more. Pay only for what you call, straight from the agent wallet. Free directory tool lists all live endpoints.
Pay-per-use web extract, token prices, and wallet balances via x402 USDC micropayments.
Pay-per-use AI and data tools via x402: image, video, music, voice, search, crypto. USDC.
Check a Base contract, transaction or web page before you act. Free pricing, paid per call in USDC.
Real-time DEX and on-chain data across 36 blockchains: liquidity pools, token prices, OHLCV, transactions, and cross-chain search. 17 keyless tools.
x402 paid APIs for AI agents on Base. Blockchain, wallet, DEX, crypto, web search.
Doc search, intent & cross-chain swaps, limit orders, portfolio, spot prices, gas & all APIs.
63 pay-per-call tools for agents: vision, text, data, web, blockchain. USDC on Base via x402.
Cryptocurrency market data for 12,000+ coins and 350+ exchanges: prices, tickers, OHLCV, contract lookups, tags, and search.
Bounded data, document, web-quality, and operations services purchased with USDC through x402.
JPYC (JPY stablecoin) EC platform MCP: product search, x402 gasless checkout, order status.
Pay-per-call web & EU business intelligence for AI agents (x402 USDC on Base). 11 tools.