{"entity":"semrush","id":"ent_semrush","name":"Semrush","wikidata":"Q48818116","page":"https://asof.is/record/semrush","summary":"As of November 13, 2025, Semrush was an American SaaS platform for SEO, content marketing, and competitive analysis, headquartered in Boston and founded in 2008.","title":null,"key_facts":[{"label":"Chair","value":"Mark Vranesh","claim":"clm_40EBE2E8C45B"},{"label":"Headquarters","value":"Boston","claim":"clm_0F58C35F5FBD"},{"label":"Founded","value":"2008","recorded":"2008-01-01","claim":"clm_4E18B7AF079F"},{"label":"Website","value":"https://www.semrush.com","claim":"clm_C1095AE3A851"}],"faq":[{"question":"Where is Semrush headquartered?","answer":"Boston."},{"question":"When was Semrush founded?","answer":"In 2008."}],"as_of":"2025-11-13","known_by":null,"since":null,"fact_pages":[{"predicate":"chair","page":"https://asof.is/record/semrush/chair","md":"https://asof.is/record/semrush/chair.md","json":"https://asof.is/v1/entities/semrush/chair"},{"predicate":"cfo","page":"https://asof.is/record/semrush/cfo","md":"https://asof.is/record/semrush/cfo.md","json":"https://asof.is/v1/entities/semrush/cfo"},{"predicate":"founder","page":"https://asof.is/record/semrush/founder","md":"https://asof.is/record/semrush/founder.md","json":"https://asof.is/v1/entities/semrush/founder"},{"predicate":"headquarters","page":"https://asof.is/record/semrush/headquarters","md":"https://asof.is/record/semrush/headquarters.md","json":"https://asof.is/v1/entities/semrush/headquarters"},{"predicate":"founded","page":"https://asof.is/record/semrush/founded","md":"https://asof.is/record/semrush/founded.md","json":"https://asof.is/v1/entities/semrush/founded"}],"products":[],"coverage":{"entity":"semrush","name":"Semrush","kind":"organization","sources":[{"source":"wikidata","item":"Q48818116","covers":"dated statements whose reference URL is the source: leadership, ownership, names, founding, headquarters; never financial figures"},{"source":"wikidata-products","covers":"products it makes, develops or publishes, as released claims, when the release date cites a reference URL; a rotating scan, a few dozen entities a run"},{"source":"feed","feed":"semrush-news","name":"Semrush News","url":"https://www.semrush.com/news/rss/","records_on":"semrush","covers":"its posts are recorded here; each claim extracted from a post is recorded on the entity it is about"}],"holds":{"claims":13,"open":10,"retracted":0,"first":"2008-01-01","predicates":{"headquarters":{"claims":1,"open":1,"kind":"fact"},"cfo":{"claims":1,"open":0,"kind":"fact"},"ceo":{"claims":2,"open":1,"kind":"fact"},"chair":{"claims":1,"open":0,"kind":"fact"},"founded":{"claims":1,"open":1,"kind":"fact"},"founder":{"claims":2,"open":2,"kind":"list"},"partnership":{"claims":2,"open":2,"kind":"event"},"website":{"claims":1,"open":1,"kind":"identifier"},"x_username":{"claims":1,"open":1,"kind":"identifier"},"linkedin":{"claims":1,"open":1,"kind":"identifier"}}},"freshness":[{"origin":"feed","label":"claims extracted by an AI model from official feeds (feeds_ingest.py)","claims":2,"last_added":"2026-11-10","last_checked":"2026-11-10","last_verified":null},{"origin":"verification","label":"a page an AI model found by web search (verify_claims.py)","claims":1,"last_added":"2026-11-09","last_checked":"2026-11-09","last_verified":null},{"origin":"manual","label":"a one-off fix read from primary sources (pipeline/fixes)","claims":5,"last_added":"2026-10-31","last_checked":"2026-10-31","last_verified":null},{"origin":"wikidata","label":"Wikidata statements that cite a reference URL (wikidata_ingest.py)","claims":5,"last_added":"2026-10-31","last_checked":"2026-11-11","last_verified":null}],"gaps":["financials: none; not an SEC filer on the record (pipeline/sec_companies.json), so figures come only from the financials audit or two press outlets"],"group":[],"group_complete":true,"rule":"sources: what the pipeline reads for this entity, from its config (pipeline/entities.json, feeds.json, sec_companies.json, huggingface_authors.json). holds: its public claims by predicate; open is held today; kind fact is what entity_state answers by default, event is for timeline. freshness, per ingest (origin): last_added is the day it last put a new claim here (first_seen_at), last_checked the day one was last checked against its source (checked_on), last_verified the day reverify.py last confirmed one against Wikidata (value_json.verified_at). 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Claim clm_79E2F868F743, https://asof.is/claim/clm_79E2F868F743, accessed 2026-11-13. 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Claim clm_0F58C35F5FBD, https://asof.is/claim/clm_0F58C35F5FBD, accessed 2026-11-13. 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Claim clm_E209259EFB84, https://asof.is/claim/clm_E209259EFB84, accessed 2026-11-13. Source: https://www.wikidata.org/wiki/Q48818116.","url":"https://asof.is/claim/clm_E209259EFB84","accessed":"2026-11-13"},"confidence":0.6,"status":"unverified","assertable":false,"why_not":"unverified","superseded_by":null,"sources":[{"url":"https://www.wikidata.org/wiki/Q48818116","tier":"secondary","publisher":"Wikidata","published_at":null}],"evidence":{"by":"own-site","on":"2026-11-04","quote":"https://www.linkedin.com/company/semrush","url":"https://www.semrush.com"}},{"id":"clm_C1095AE3A851","predicate":"website","value":"https://www.semrush.com","valid_from":null,"undated":true,"valid_to":null,"published":null,"recorded":"2026-10-27","citation":{"plain":"AsOf. \"Semrush website: https://www.semrush.com\", undated. Claim clm_C1095AE3A851, https://asof.is/claim/clm_C1095AE3A851, accessed 2026-11-13. 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