"General information about web search" matching MCP connectors:

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.

The trust layer of the x402 economy: free conformance checks, attestation, corpus, agent store.

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 dev-error fixes sold per-lookup to AI agents on-chain. Free search; 3 free samples.

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 AI and data tools via x402: image, video, music, voice, search, crypto. USDC.

Verified merchants accepting agentic payments on Lightning/L402/BOLT12/USDT — search, verify, pay.

Search, read & publish paid essays. Pay-per-read in USDC on Base (x402); wallet-only, no account.

Pay-per-use web extract, token prices, and wallet balances via x402 USDC micropayments.

Check a Base contract, transaction or web page before you act. Free pricing, paid per call in USDC.

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.

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.

Cryptocurrency market data for 12,000+ coins and 350+ exchanges: prices, tickers, OHLCV, contract lookups, tags, and search.

Doc search, intent & cross-chain swaps, limit orders, portfolio, spot prices, gas & all APIs.

Pay-per-call AI tools over x402: web research, summarization, structured extraction (USDC, Base).

64 x402 tools: cheap LLM $0.002, web+news search, French residential-IP scraping, FR/UK/US data.