{"changes":[{"companyHref":"/c/useresonance-com","date":"2026-09-24","documentUrl":"https://www.ycombinator.com/companies/resonance","domain":"useresonance.com","fact":"provenance:description","name":"Resonance","new":{"publisher":"Y Combinator","status":"sourced","url":"https://www.ycombinator.com/companies/resonance"},"old":{"publisher":"useresonance.com","status":"self-reported","url":"https://useresonance.com"},"publisher":"Y Combinator","reason":null,"retrievedAt":"2026-09-17","slug":"useresonance-com","status":"sourced","url":"https://whoraisedwhat.com/c/useresonance-com"},{"companyHref":"/c/useresonance-com","date":"2026-09-24","documentUrl":"https://www.ycombinator.com/companies/resonance","domain":"useresonance.com","fact":"provenance:existence","name":"Resonance","new":{"publisher":"Y Combinator","status":"sourced","url":"https://www.ycombinator.com/companies/resonance"},"old":{"publisher":"useresonance.com","status":"self-reported","url":"https://useresonance.com"},"publisher":"Y Combinator","reason":null,"retrievedAt":"2026-09-17","slug":"useresonance-com","status":"sourced","url":"https://whoraisedwhat.com/c/useresonance-com"}],"country":"US","description":"Self-improving content bank for marketing","domain":"useresonance.com","employees":null,"founded":2023,"fundingTotalQuarantined":false,"githubOrg":"useresonance","githubStars":null,"industry":"martech","investors":[],"lat":37.787936,"lng":-122.40752,"location":"San Francisco, USA","name":"Resonance","rounds":[{"amountQuarantined":false,"amountUsd":1000000,"currency":"USD","date":"2024-01-01","investors":[],"leadInvestor":null,"source":{"fact":"round","publisher":"yc","retrievedAt":"2026-06-14","status":"attributed","url":null},"status":"attributed","type":"seed","url":null}],"slug":"useresonance-com","sources":[{"fact":"round","publisher":"yc","retrievedAt":"2026-06-14","status":"attributed","url":null},{"fact":"existence","publisher":"Y Combinator","retrievedAt":"2026-09-17","status":"sourced","url":"https://www.ycombinator.com/companies/resonance"},{"fact":"description","publisher":"Y Combinator","retrievedAt":"2026-09-17","status":"sourced","url":"https://www.ycombinator.com/companies/resonance"}],"stage":"seed","techStack":["hsts","http/3","react"],"totalRaisedUsd":1000000,"updatedAt":"2026-06-14"}