{"slug":"sepal-ai","name":"Sepal AI","website":"https://sepalai.com","tagline":"Science-domain environments; acquired by Mercor","description":"Sepal AI built science-oriented environments and expert data for research workflows before being acquired by Mercor in February 2026.","domains":["science"],"locations":["San Francisco"],"founders":[{"name":"Robi Lin","xHandle":null},{"name":"Kat Hu","xHandle":null}],"teamSize":"1-10","funding":"Acquired by Mercor (Feb 2026)","raising":false,"founded":null,"notable":"Acquired by Mercor","entityType":"Acquired / inactive","canonicalUrl":"https://envindex.com/startup/sepal-ai","research":null,"sources":[],"capabilityCatalog":{"startupSlug":"sepal-ai","reviewedAt":"2026-08-16","status":"cataloged","items":[{"name":"RL Environments","kind":"RL Environment","summary":"RL environment development for frontier models before Sepal AI's acquisition by Mercor.","access":["Discontinued"],"sourceUrl":"https://www.orrick.com/en/News/2026/02/Mercor-Acquires-Sepal-AI","sourceLabel":"Acquisition summary","verificationStatus":"company-reported","lastVerified":"2026-08-16"},{"name":"Training Data and Evaluation Benchmarks","kind":"Dataset","summary":"Expert training data and evaluation benchmark development now incorporated into Mercor.","access":["Discontinued"],"sourceUrl":"https://www.ycombinator.com/companies/sepal-ai","sourceLabel":"Y Combinator profile","verificationStatus":"company-reported","lastVerified":"2026-08-16"}]},"artifacts":[],"caveat":"Legacy profile awaiting claim-level source migration"}