x402 Services
| Rank | Service | Category | Chains | Volume · 30d | Transactions · 30d | Buyers |
|---|---|---|---|---|---|---|
| — | Scrooge Tool Mill scrooge-x402-tool-mill.vercel.app x402 pay-per-call agent APIs. Lead: POST /v1/company-card ($0.03). Cheapest entry: POST /v1/page-meta ($0.002). | AI | Base | $0.382 | 11 | 4 |
| — | Search Aggregator search.combify.app Search Aggregator fast tier: Serper web search (titles, links, snippets), fixed price $0.01 USDC. POST JSON body {query (required), max_results (optional… | AI | Base, Solana | $0.00 | 0 | 0 |
| — | Search Aggregator x402-production-d123.up.railway.app Provides paid deep and fast search requests. | Data | $1.42 | 34 | 5 | |
| — | Search autocomplete suggestions search.openverbs.com Live search-engine results — organic web (Google or Bing), Google News, YouTube videos, Google Images, scholarly/academic papers (OpenAlex), Wikipedia article… | Data | Base | $0.00 | 0 | 0 |
| — | search concordancehq.duckdns.org Concordance: one query surfaces where a topic appears across 18 independent, real-time data sources -- news, SEC filings, court opinions, academic papers… | Data | Base, Solana | $0.00 | 0 | 0 |
| — | Search entities by legal name gleif.openverbs.com Authoritative legal-entity identity via the Legal Entity Identifier (LEI): resolve an LEI to its name, status, jurisdiction and address, search by legal name… | Search | Base | $0.00 | 0 | 0 |
| — | search.reversesandbox.com reversesandbox.com An AI service hosted at search.reversesandbox.com. | AI | $0.02 | 10 | 3 | |
| — | Search Signals Snapshot agent-business-lab-seller-search-signals.dfly90724.workers.dev Provides search signals snapshots through a paid API endpoint. | Data | $0.00 | 0 | 0 | |
| — | SearchPulse searchpulse.waltsoft.net Grounded web search: question → answer + citations, powered by Bedrock Web Search. | Data | Base, Solana | $0.00 | 0 | 0 |
| — | SEC Company Data stocks.cyberwarex.com Pay-per-call contract ABI fetcher for AI agents: get a verified contract's ABI and metadata (function/event signatures, name, compiler, proxy detection) by… | Data | Base | $0.00 | 0 | 0 |
| — | SEC EDGAR Terminal secedgarterminal.com Free public research APIs and eleven paid machine products, including company disclosure topic packets and same-quarter legal-bank capital, credit and funding… | Data | Solana | $0.00 | 0 | 0 |
| — | sec-filing-parser sec-filing-parser.johntaylor1online.workers.dev Parses SEC filings into structured information. | Other | $0.00 | 0 | 0 | |
| — | SEC Filing Proof sec-filing-proof.mattskowronis.workers.dev Verify whether an official SEC filing supports a financial claim. Provide ticker/CIK and claim; receive filing/XBRL evidence plus supported, contradicted, or… | Data | Base | $0.00 | 0 | 0 |
| — | SEC Filings & Financials sec.use.x402atlas.com !x402 Atlas | Data | Base, Solana | $0.00 | 0 | 0 |
| — | SEC Recent Filings appdeploy.ai Retrieve recent SEC EDGAR filing metadata for a public company by ticker or CIK, optionally filtered by form type. | AI | Base | $0.00 | 0 | 0 |
| — | Second Opinion second-opinion-production.up.railway.app Adversarial verification for AI agents, paid per verdict via the x402 protocol (USDC on Algorand, Base, Polygon, Solana). No accounts or API keys: pay per… | Data | Base, Solana | $0.00 | 0 | 0 |
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