{"machine":"watch","family":"WATCH","slot":"W1","title":"Watch the web for change","how_to_call":"POST https://innernetcorp.com/machines/watch with Content-Type: application/json","price_usd":"$0.05","currencies":["USDC"],"input_example":{"url":"https://example.com/pricing","mode":"content","interval_minutes":60,"max_checks":12},"input_schema":{"type":"object","required":["url"],"properties":{"url":{"type":"string"},"mode":{"type":"string","enum":["content","http"]},"interval_minutes":{"type":"integer"},"max_checks":{"type":"integer"}},"additionalProperties":false},"summary":"Create a bounded persistent watch on a public URL. Innernet periodically observes content or HTTP state, records changes and exposes a free status/event feed until the purchased check budget is consumed.","catalog":"/catalog"}