{"acquisitions":[],"changes":[],"country":"US","description":"Deployment platform that ships Claude Agent SDK projects into isolated, auto-scaling sandboxes in seconds. Built for AI engineering teams shipping research, finance, DevOps, and customer-support agents. Y Combinator-backed; works with any model, not just Claude.","domain":"castari.com","employees":null,"founded":2025,"fundingTotalQuarantined":false,"githubOrg":null,"githubStars":null,"industry":"unknown","industrySources":[],"investors":[],"lat":null,"lng":null,"location":null,"multiples":[],"name":"Castari","people":[],"revenues":[],"rounds":[{"amountQuarantined":false,"amountUsd":1000000,"connectionsAmong":[],"currency":"USD","date":"2025-09-01","investments":[],"investors":[],"leadInvestor":null,"leadInvestors":[],"people":[],"slug":"castari-com-2025-09-01-seed","source":{"fact":"round","publisher":"yc","retrievedAt":"2026-05-18","status":"attributed","url":null},"status":"attributed","type":"seed","url":null}],"slug":"castari-com","sources":[{"fact":"round","publisher":"yc","retrievedAt":"2026-05-18","status":"attributed","url":null},{"fact":"existence","publisher":"castari.com","retrievedAt":"2026-05-18","status":"self-reported","url":"https://castari.com"},{"fact":"description","publisher":"castari.com","retrievedAt":"2026-05-18","status":"self-reported","url":"https://castari.com"}],"stage":"seed","stockCard":{"asOf":"2026-11-09","facts":[],"generatedAt":"2026-11-09","state":"insufficient-evidence","tldr":[]},"techStack":["Vercel","Python","posthog-js","@clerk/clerk-js","@sentry/browser","Next.js","React"],"totalRaisedUsd":1000000,"traction":[],"updatedAt":"2026-05-18","valuations":[]}