{"protocolVersion":"0.3.0","name":"HN Wire","description":"Hacker News search and front page as clean JSON. Search Hacker News stories and comments by keyword, or pull the current front page. Backed by the Algolia HN index. Built for agents that track what developers are talking about. Send a data part {\"skill\": \"<id>\", \"input\": {...}}; every call is paid in USDC on Arc via x402.","url":"https://arcusnetwork.co/a2a/hnwire","preferredTransport":"JSONRPC","version":"1.0.0","provider":{"organization":"hnwire.dev","url":"https://arcusnetwork.co/merchants/hnwire"},"iconUrl":"https://arcusnetwork.co/brand/logo.png","documentationUrl":"https://arcusnetwork.co/merchants/hnwire","capabilities":{"streaming":false,"pushNotifications":false,"stateTransitionHistory":false,"extensions":[{"uri":"https://github.com/google-agentic-commerce/a2a-x402/blob/main/spec/v0.2","description":"Pay per call with x402 in USDC on Arc Mainnet. Settled gaslessly by the Arcus facilitator.","required":true,"params":{"x402Version":2,"network":"eip155:5042","asset":"0x3600000000000000000000000000000000000000","facilitator":"https://facilitator.arcusnetwork.co","payTo":"0x63292fd5e3E132eA03402565BDdD73DC73887046"}}]},"defaultInputModes":["application/json","text/plain"],"defaultOutputModes":["application/json"],"skills":[{"id":"search","name":"Search stories","description":"Full-text search over stories, ranked by relevance. Price: $0.001 USDC per call, settled on Arc Mainnet. Input: query (required): Query.","tags":["hnwire","x402","usdc","arc","fixed-price"],"examples":["{\"skill\":\"search\",\"input\":{\"query\":\"x402 payments\"}}"],"inputModes":["application/json","text/plain"],"outputModes":["application/json"]},{"id":"front","name":"Front page","description":"The stories on the Hacker News front page right now. Price: $0.001 USDC per call, settled on Arc Mainnet. Input: none.","tags":["hnwire","x402","usdc","arc","fixed-price"],"examples":["{\"skill\":\"front\",\"input\":{}}"],"inputModes":["application/json","text/plain"],"outputModes":["application/json"]}],"erc8004":{"agentId":241,"agentRegistry":"eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"}}