{"acquisitions":[],"changes":[{"companyHref":"/c/antimattr-one","date":"2026-09-27","documentUrl":null,"domain":"antimattr.one","fact":"latest round","name":"antimattr","new":"unknown","old":{"amountUsd":null,"date":"","lead":null,"type":null},"publisher":null,"reason":"Removed empty legacy round placeholder","retrievedAt":null,"slug":"antimattr-one","status":null,"url":"https://whoraisedwhat.com/c/antimattr-one"},{"companyHref":"/c/antimattr-one","date":"2026-09-25","documentUrl":"https://www.ycombinator.com/companies/antimattr","domain":"antimattr.one","fact":"company:added","name":"antimattr","new":"added","old":"","publisher":"Y Combinator","reason":null,"retrievedAt":"2026-09-25","slug":"antimattr-one","status":"sourced","url":"https://whoraisedwhat.com/c/antimattr-one"},{"companyHref":"/c/antimattr-one","date":"2026-09-25","documentUrl":null,"domain":"antimattr.one","fact":"latest round","name":"antimattr","new":{"amountUsd":null,"date":"","lead":null,"type":null},"old":{"amountUsd":null,"date":"","lead":null,"type":"seed"},"publisher":"yc","reason":null,"retrievedAt":"2026-09-25","slug":"antimattr-one","status":"attributed","url":"https://whoraisedwhat.com/c/antimattr-one"}],"country":"","description":"voice-first hardware interface for human-agent interaction","domain":"antimattr.one","employees":null,"founded":null,"fundingTotalQuarantined":false,"githubOrg":null,"githubStars":null,"industry":"unknown","industrySources":[],"investors":[],"lat":null,"lng":null,"location":null,"multiples":[],"name":"antimattr","people":[{"name":"Sirsho C","role":"founder","slug":"sirsho-c"},{"name":"Sridipto Ghosh","role":"ceo","slug":"sridipto-ghosh"},{"name":"Sridipto Ghosh","role":"founder","slug":"sridipto-ghosh"}],"revenues":[],"rounds":[],"slug":"antimattr-one","sources":[{"fact":"existence","publisher":"Y Combinator","retrievedAt":"2026-09-25","status":"sourced","url":"https://www.ycombinator.com/companies/antimattr"},{"fact":"description","publisher":"Y Combinator","retrievedAt":"2026-09-25","status":"sourced","url":"https://www.ycombinator.com/companies/antimattr"}],"stage":null,"stockCard":{"asOf":"2026-11-09","description":{"sources":[{"fact":"description","publisher":"Y Combinator","retrievedAt":"2026-09-25","status":"sourced","url":"https://www.ycombinator.com/companies/antimattr"}],"value":"voice-first hardware interface for human-agent interaction"},"facts":[{"id":"description:voice-first hardware interface for human-agent interaction","kind":"description","sources":[{"fact":"description","publisher":"Y Combinator","retrievedAt":"2026-09-25","status":"sourced","url":"https://www.ycombinator.com/companies/antimattr"}],"text":"voice-first hardware interface for human-agent interaction"}],"generatedAt":"2026-11-09","state":"insufficient-evidence","tldr":[]},"techStack":[],"totalRaisedUsd":null,"traction":[],"updatedAt":"2026-09-25","valuations":[]}