Chapter, which uses AI to help seniors enroll in Medicare, raised a $100M Series E, doubling its valuation to $3B and bringing its total funding to $285M (Stephanie Palazzolo/The Information)

Stephanie Palazzolo / The Information: Chapter, which uses AI to help seniors enroll in Medicare, raised a $100M Series E, doubling its valuation to $3B and bringing its total funding to $285M — Meta Platforms' Wednesday release of Spark, the first model in its broader Muse model family, doesn't blow other frontier models out of the water …