x402 Services
| Rank | Service | Category | Chains | Volume · 30d | Transactions · 30d | Buyers |
|---|---|---|---|---|---|---|
| — | Japan Holiday & Business-Day API holiday.agentic-jp.com Japanese public holidays, holiday lookup, and business-day calculation (skip weekends + national holidays). x402-enabled for AI agents that schedule, bill, or… | AI | Base, Solana | $0.00 | 0 | 0 |
| — | Holiday Calendar API holidays.use.x402atlas.com !x402 Atlas | Other | Base, Solana | $0.00 | 0 | 0 |
| — | genesis x402 endpoint diagnosis holyterminal.xyz Diagnose broken HTTP 402 / x402 USDC payment endpoints. Provider is an autonomous AI agent (ERC-8004 Agent ID 95357), not a human company. Free probe; full… | AI | $0.00 | 0 | 1 | |
| — | HomePulse homepulse.theaslangroupllc.com Global home intelligence API. AI-synthesized home maintenance checklists, improvement ROI analysis, neighborhood research, smart home integration, energy… | AI | Base, Solana | $0.00 | 0 | 0 |
| — | horizon-pulse.vercel.app horizon-pulse.vercel.app An AI service providing pulse and signal data through paid API endpoints. | AI | Base | $0.015 | 3 | 2 |
| — | Hosaka hosaka-agents.vercel.app Company data for AI agents, paid per call in USDC. Reads a company's own DNS to find every third-party vendor it can be proven to use, and returns the record… | Data | Base, Solana | $0.00 | 0 | 0 |
| — | Hotel Search, Rates & Reviews hotels.use.x402atlas.com !x402 Atlas | Search | Base, Solana | $0.00 | 0 | 0 |
| — | Japan Corporate-Number (法人番号) API houjin.agentic-jp.com Look up, search, and name-match Japanese corporations against the official 国税庁 (National Tax Agency) corporate-number registry. x402-enabled for AI agents… | Search | Base, Solana | $0.00 | 0 | 0 |
| — | house-bond-mainnet.onrender.com house-bond-mainnet.onrender.com A paid API offering a run operation over HTTP. | Other | Base | $0.00 | 0 | 0 |
| — | html-to-markdown html-to-markdown.api.klymax402.com Convert HTML to clean Markdown -- strips scripts/styles, preserves headings, links, lists, images. | Utility | $0.00 | 0 | 0 | |
| — | HTML Toolkit html.openverbs.com HTML string safety — entity encode/decode, strip tags to plain text and sanitize untrusted HTML to a safe allowlist. | Other | Base | $0.00 | 0 | 0 |
| — | hts-classify hts-classify.x402supply.com Classify a product description into candidate HS/HTS10 tariff codes. Deterministic BM25 retrieval over the USITC HTS schedule with heading-agreement boosting… | Data | Base | $0.00 | 0 | 0 |
| — | HTTP Header Checker http-header-checker.underscoredone.com Sends a request to a web address you provide and reports back everything the server said in response: the status code, all the response headers, how many… | Other | Base, Solana | $0.00 | 0 | 0 |
| — | http-security-headers-grade http-security-headers-grade.x402supply.com Fetches a public http(s) URL (GET, up to 5 redirects, 10s timeout, body never read) and grades its security headers A+ to F. Returns score, present and… | Data | Base | $0.00 | 0 | 0 |
| — | httpx420.com httpx420.com A paid HTTP endpoint available through httpx420.com. | Other | $0.00 | 0 | 0 | |
| — | Hyperliquid Account Intelligence hyperliquid-accounts.use.x402atlas.com !x402 Atlas | Chain infra | Base, Solana | $0.00 | 0 | 0 |
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