"Full Stack Web Application Development" matching MCP connectors:

25 deterministic data, repository, API, and public-web utilities with Base-USDC x402 pay-per-call settlement.

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.

VARRD — Statistically Validated Trading Edges + AI Research EngineA

io.github.augiemazza

Validated trading edges across futures, equities, crypto. Live signals, full audit trail.

x402-paid agent tools: 18 over HTTP, 14 over stdio. USDC per call, no API key.

Production MCP Suite of 10 Autonomous Security, KYA, Web Extraction & Intelligence Tools with x402 Micropayment Settlement on Base and Solana. Get Top 10 most common in-demand services at lowest prices: audit_smart_contract, check_kya_risk, generate_code_patch, extract_web_markdown, check_token_honeypot, stream_intent_feed, scan_yield_spread, simulate_dao_proposal, analyze_social_momentum, optimize_gas_routing

Stress-test lowcap, perp and LP strategies. Returns the full distribution and a reproduction seed.

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.

x402 paid APIs for AI agents on Base. Blockchain, wallet, DEX, crypto, web search.

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

63 pay-per-call tools for agents: vision, text, data, web, blockchain. USDC on Base via x402.

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

Bounded data, document, web-quality, and operations services purchased with USDC through x402.

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

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

30 pay-per-call APIs for AI agents: compliance, trade, safety, web, data. USDC on Base via x402.

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

Pay-per-call data tools for AI agents: crypto signal, web reader, SEO audit. x402 USDC on Base.