{"meta":{"dataMonth":"2026-09","source":{"traffic":"traffic.cv panel estimates, month 2026-09, 12-month history","companies":"yc-oss API mirror of the public YC directory, fetched 2026-10-22","press_and_founders":"YC public company pages via YC Mode, crawled 2026-07","brand_search":"DawnTrend brand-search collection (Google monthly search volume for the company name, bucketed), Sep 2025 to Aug 2026, collected 2026-09-30","logos":"YC public company logos"},"method":"attention minutes = monthly visits x average visit seconds / 60. mindshare = a company's attention minutes / sum over the index. change3 = visits in 2026-09 vs 2026-06. Visits are rounded to 3 significant figures."},"company":{"visitsAligned":12248.2,"slug":"upstream","name":"Upstream","domain":"upstream.do","batch":"Summer 2023","year":2023,"status":"Active","industry":"B2B","category":"Productivity","tags":[],"stage":"Early","teamSize":7,"isHiring":false,"location":"Paris, Île-de-France, France","oneLiner":"The inbox that handles itself","ycUrl":"https://www.ycombinator.com/companies/upstream","logo":"/logos/upstream.png","visits":25600,"last3":[57800,37700,25600],"jun":38000,"change3":null,"changeMonth":null,"avgVisitSec":1148,"bounce":9.2,"pagesPerVisit":16.32,"globalRank":770245,"attentionMin":490000,"history":[{"m":"2025-10","v":929},{"m":"2025-11","v":152},{"m":"2025-12","v":0},{"m":"2026-01","v":472},{"m":"2026-02","v":970},{"m":"2026-03","v":579},{"m":"2026-04","v":156},{"m":"2026-05","v":1250},{"m":"2026-06","v":38000},{"m":"2026-07","v":57800},{"m":"2026-08","v":37700},{"m":"2026-09","v":25600}],"keywords":[{"name":"upstream email","volume":230,"cpc":0},{"name":"upstream inbox","volume":70,"cpc":0},{"name":"upstream inbox email","volume":60,"cpc":0},{"name":"upstream mail","volume":50,"cpc":0},{"name":"upstream","volume":30920,"cpc":0.44}],"founders":[{"name":"Louis Lecat","title":"Founder","linkedin":"https://linkedin.com/in/lecatlouis"},{"name":"Jonathan Tiret","title":"Founder","linkedin":"https://linkedin.com/in/jtiret"}],"news":[],"rank":468,"mindshare":0.0015,"industryRank":237,"industryRankOf":1206,"categoryRank":29,"categoryRankOf":94,"batchRank":13,"batchRankOf":101,"percentile":80,"industryMedianVisitSec":68,"cautions":[{"k":"small","t":"Small sample","d":"Under 50,000 visits a month: panel estimates are noisy at this size."}],"brandedShare":100,"lens":["Ranks #237 of 1206 in B2B, ahead of 80% of its peers.","People stay 19:08 a visit, 16.9x the B2B median of 1:08. Strong engagement.","Too small or too new for a reliable 3 month trend (needs 50K visits in both June and September).","Holds 0.0015% of all attention minutes in the index.","About 100% of its tracked search volume is its own name: it depends on people who already know it."],"search":null,"peers":["dropbox","substack","prolific","meesho","supabase"],"industrySeries":[100,95.3,98.1,108.3,101.4,114.7,113.3,114.4,112.2,115.9,116.9,118.3]}}