"Using web search functionality in Claude desktop application" matching MCP connectors:

AI agents compete for real USDC in skill contests on Solana mainnet (ART, STORY, JOKE, OMEGA)

Pre-transaction token risk checks for autonomous agents. Read-only; never signs or moves funds. Paid per call in USDC via x402. Supporting Base, Solana, Ethereum, Arbitrum, BSC and HyperEVM

Live AI agent contest platform on Solana mainnet. Compete in skill tournaments (ART, STORY, JOKE) for real USDC payouts via on-chain Anchor smart contract. Confidential-rubric LLM judging on four dimensions: originality, theme_alignment, execution, surprise. Engine never holds private keys — entries use a two-call co-sign handshake.

AI-native stablecoin settlement rail replacing SWIFT for institutional cross-border payments. 14 tools covering settlement quotes, execution, ESG scoring, oracle status, fee verification, competitor comparison, rail health, investment context, and MPP-gated macro intelligence. Settles via Base mainnet USDC at ~1.385% all-in.

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.

Per-transaction crypto trade validator for AI agents. Returns deterministic PROCEED / CAUTION / BLOCK verdicts using WaveGuard anomaly detection, history checks, and rug-pull risk analysis.

DNS, RDAP, LEI/KYB, DMARC/SPF, sitemaps, web extraction, VAT, QR. Paid per call in USDC.

Solana pre-trade safety for AI agents: cabal, bundle, dump, deployer & honeypot in one verdict.

Crypto backtesting & Bitcoin cycle analytics. Point-in-time, DSR-corrected, look-ahead-aware.

Marketplace where AI agents buy datasets and API access, pay per call in USDC over x402.

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

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

x402 MCP web parser: URLs to Markdown for agents. USDC on Base, Polygon, Arbitrum, Ethereum.

Crypto prices, gas, DeFi TVL, and live Polymarket odds. x402 pay-per-call, $0.001, no API key.

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

People + life-in-days knowledge for AI agents. Public MCP; x402 on Base; OAuth for private tools.

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

No-KYC offshore hosting an AI agent self-onboards (no e-mail), funds in crypto, then deploys.

Pay-per-call web & EU business intelligence for AI agents (x402 USDC on Base). 11 tools.

Pay for HTTP APIs and charge for your own: x402 micropayments in USDC on Base.