{"name":"onyx_bazaar_compare","tier":"free","price_usdc":"0","endpoint":"https://onyx-actions.onrender.com/v1/onyx_bazaar_compare","method":"POST","input_schema":{"type":"object","properties":{"query":{"type":"string","description":"Keyword to match in domain, resource URL, or description (case-insensitive). Empty string = no filter."},"network":{"type":"string","description":"Filter by network: 'Base', 'Solana', 'Polygon', etc. Omit for all networks."},"sort_by":{"type":"string","enum":["price_asc","volume_desc","payers_desc","freshness_desc"],"default":"volume_desc","description":"Ranking order. price_asc = cheapest first; volume_desc = most-called first; payers_desc = most unique buyers; freshness_desc = most-recently-called first."},"limit":{"type":"integer","minimum":1,"maximum":50,"default":10}},"required":["query"]},"description":"Side-by-side comparison of paid agent tools across the x402 ecosystem. Filter by keyword (e.g. 'captcha', 'tx_explainer', 'aml', 'browser', 'oauth') and network ('Base' / 'Solana' / etc.), rank by price, 30-day call volume, or unique payer count, and get cheapest/most-used picks. Reads Coinbase Bazaar via the public Onyx mirror — refreshed every 15 minutes. Free tier.","when_to_use":"An agent has a capability need ('I need to screen an EVM address for AML risk') and wants to pick the best-priced or most-trusted x402 endpoint without manually crawling Bazaar.","vs_alternatives":"Coinbase Bazaar UI is browsable but not API-queryable as a price comparison. x402scan indexes endpoints but doesn't rank by economic metrics. This tool is the only programmatic price/volume/buyer comparison across the x402 catalog.","example_request":{"query":"tx_explainer","network":"Base","sort_by":"price_asc","limit":5},"example_response":{"ok":true,"query":"tx_explainer","network":"Base","sort_by":"price_asc","total_matches":4,"returned":4,"cheapest":{"resource":"...","price_usdc":0.005},"most_called":{"resource":"...","calls_30d":15234},"results":[{"resource":"...","domain":"...","price":"$0.005","price_usdc":0.005,"network":"Base","calls_30d":410,"payers_30d":12,"description":"..."}]},"settle_to":"0x3fD9ee1373562f894D322B37DFFAd7a5D2b2d78f","network":"base","facilitator":"https://facilitator.xpay.sh","payment_required":false,"free_introspection":true,"note":"GET this URL = free introspection card. POST with x402 payment header to call."}