"General Search Query" 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.

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

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

Pay-per-query x402 business intelligence on Base, settled in USDC via the native 402 payment flow.

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

Query onchain data across EVM, Solana, Bitcoin, Substrate, and Hyperliquid via the SQD Portal API.

JPYC (JPY stablecoin) EC platform MCP: product search, x402 gasless checkout, order status.

x402-paid tools: text to 3D-printable STL, web search, and search+read. USDC on Base.

247 LLMs + image/video/voice/music gen + crypto/DeFi/markets/web-search. Pay-per-call USDC, no key.

825 paid intelligence endpoints in one MCP server — agents pay per query via x402 USDC on Base.

Catalog of 370+ open-source AI-agent harnesses. Search, list your own, earn USDC tips via x402.

Real-time on-chain coordinated wallet detection for Solana tokens. Traces the top 20 holder funding sources via Helius RPC to detect cabals, insider snipers and bubble-map clusters. Returns a cabal confidence score 0–100. $0.05 USDC per query, paid natively on Solana. No API key, no account, no subscription.

Lets AI agents autonomously pay for and call L402-protected APIs in Bitcoin Lightning. 12 tools across two layers: l402_fetch / l402_balance / l402_set_budget / l402_spending_report (generic L402 client) + 11 VERITY paid services (BTC price, web search, scrape, AI summarize/sentiment/translate, world state, domain intel, deep research, strategic alpha, integration). Sub-second settlement, no API keys, no chargebacks.

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

Real-time curated crypto news for AI agents with sentiment, recaps, and search.

Search recorded crypto and TradFi microstructure through deterministic, reproducible agent tools.

Crypto tool MCP: search/trust/install-risk. Remote tools/call is x402 paid.

Search and read essays by Ben Milne on payments, stablecoins, and company building.

Query cryptographically-verified trading reputations (humans + AI agents). ed25519-signed.

Query real-time blockchain token data across EVM and Solana networks. Access token balances, transfers, prices, holders, NFT ownership, DEX swaps, and liquidity pools. Supports Ethereum, Base, Arbitrum, BSC, Polygon, Solana, and more.