{"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":null,"slug":"openprose","name":"OpenProse","domain":"prose.md","batch":"Spring 2026","year":2026,"status":"Active","industry":"B2B","category":"Engineering, Product and Design","tags":[],"stage":"Early","teamSize":3,"isHiring":false,"location":"Boston, MA, USA","oneLiner":"An open-source operating system for reliable long-running agents","ycUrl":"https://www.ycombinator.com/companies/openprose","logo":"/logos/openprose.png","visits":7720,"last3":[5630,131,7720],"jun":1810,"change3":null,"changeMonth":null,"avgVisitSec":56,"bounce":78.3,"pagesPerVisit":1.1,"globalRank":2979169,"attentionMin":7210,"history":[{"m":"2025-10","v":0},{"m":"2025-11","v":0},{"m":"2025-12","v":0},{"m":"2026-01","v":14800},{"m":"2026-02","v":15100},{"m":"2026-03","v":8980},{"m":"2026-04","v":2970},{"m":"2026-05","v":195},{"m":"2026-06","v":1810},{"m":"2026-07","v":5630},{"m":"2026-08","v":131},{"m":"2026-09","v":7720}],"keywords":[{"name":"openprose","volume":180,"cpc":7.06},{"name":"open prose","volume":130,"cpc":0},{"name":"agentprose","volume":10,"cpc":0},{"name":"prose","volume":155650,"cpc":0.7},{"name":"prose script llm","volume":160,"cpc":0}],"founders":[],"news":[],"rank":1657,"mindshare":0.000022,"industryRank":875,"industryRankOf":1206,"categoryRank":166,"categoryRankOf":226,"batchRank":40,"batchRankOf":64,"percentile":27,"industryMedianVisitSec":68,"cautions":[{"k":"small","t":"Small sample","d":"Under 50,000 visits a month: panel estimates are noisy at this size."}],"brandedShare":0,"lens":["Ranks #875 of 1206 in B2B, ahead of 27% of its peers.","Visit length of 0:56 is close to the B2B median of 1:08.","Too small or too new for a reliable 3 month trend (needs 50K visits in both June and September).","Holds 0.000022% of all attention minutes in the index.","Under 1% of its tracked search volume is its own name: people find it by topic, which is a sign of discovery."],"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]}}