Search

Web search/read for AI agents: /search (live web JSON), /news, /images, /scrape (URL to clean markdown), /research (search+read). Available as an MCP server (npx superhighway-mcp). Per-call pricing with a free tier.

Structured data on 5,336+ AI tools via REST API and an MCP server: search, compare and retrieve tool profiles. Pay-per-call in USDC on Base via x402.

62 pay-per-call endpoints for AI agents covering live prices, web scraping, site audits, uptime monitoring, SEO/accessibility checks, QR/barcode generation, agent memory datastore, and LLM gateway; USDC on Base from $0.001 per call.

13 general-purpose pay-per-call utility endpoints for agents at a flat $0.005 USDC: web search, URL reading, crypto prices, Wikipedia summaries, news, weather, FX rates, IP geolocation, DNS, trending tokens, stock quotes, WHOIS, and crypto market data.

Live-data MCP with 11 tools pulling Twitter, Reddit, web, GitHub, Amazon and YouTube data for AI agents. Pay-per-call in USDC via x402.

DeFi and agent-intelligence MCP with 5 x402-gated tools: top yield pools (5 chains), SOL/ATOM staking router, semantic search over 500+ agent-economy research findings, live security threat intel, and an aggregated intel feed. Three free preview tools included. Pay per call in USDC on Base.

Real-time news and data wire for AI agents: 11 endpoints refreshed every 5 minutes covering news, SEC EDGAR filings, CVE advisories, federal regulations, weather alerts, earthquakes, arXiv papers, central bank announcements, Hacker News, and cloud incidents. $0.005–$0.01/call USDC on Base.

Agent-ready paid API shelf with 115+ x402-payable utility endpoints across web research, real estate, social media, public data, prediction markets, and developer tools; $0.005–$0.85 per call in USDC on Base.

Unified pay-per-call gateway for AI agents combining Google web search (Serper), neural/semantic search (Exa), URL scraping (Firecrawl), and Llama-3.1-8B LLM inference; $0.005–$0.015 per call, USDC on Base, no accounts needed.

105+ pay-per-call data APIs for AI agents across 13 categories including OSINT, prediction markets, legal/regulatory data, academic research, health, environmental monitoring, and government spending. USDC on Base; no account required.

980+ AI tools across 10 specialized MCP server collections — Lead Gen, Finance (253 tools), Social Media (96 tools), Web Scraping, Developer Tools, Content Research, Competitive Intel, Media Studio, Academic Research, and Marketing — all payable at $0.01 USDC per call on Base via x402.

Pay-per-query Kindle Direct Publishing niche intelligence: demand score, competition score, Amazon BSR range, monthly revenue estimate, review threshold to rank, and average book price. Cached results $0.03, live research $0.10. No API key; USDC on Base.

Semantic business intelligence search over 324+ curated x402 ecosystem entries. AI agents query a corpus of market intelligence and receive multi-model synthesized reports with agreement points and pricing patterns. $0.03–$0.15/query USDC on Base Mainnet.

Instagram influencer search MCP for AI agents: search by keyword, country, category, gender, and follower range. Returns username, followers, engagement, bio, business email (58% match), and audience demographics. Pay-per-search USDC on Base and Solana.

Universal MCP gateway aggregating 981 tools across 275 providers behind one endpoint. Pay-per-call with x402 USDC on Base (plus MPP USDC on Tempo). Single MCP URL for agents to reach many upstream APIs.

19-tool MCP server for AI agents: 55+ LLMs, image/video generation, Polymarket/Kalshi/Limitless prediction markets, live web/X search, and on-chain queries across 40+ chains. Pay-per-call via x402 USDC on Base or Solana.

Pay-per-query web search API for autonomous AI agents. Returns structured search results per x402 micropayment; no API key or subscription required. Designed for agents to search the web on demand without persistent credentials.

CDP's discovery layer for x402. Indexes payable API endpoints (payment metadata plus on-chain trust signals) that settle through the CDP facilitator; browsable via GET /v2/x402/discovery/resources and a semantic /search. Services auto-list on first settled payment with discoverable:true.

Real-time X (Twitter) data API/MCP with 7 pay-per-use endpoints: tweet lookup, tweet search, user lookup, follower check, article extraction, media download, and trends. No account or subscription required.