11x, a startup backed by a16z and Benchmark, used creative ways to calculate annual recurring revenue.Cerebras Systems' IPO, the AI chipmaker, has been delayed due to national security review.Terrestrial Energy, a US nuclear startup, went public via SPAC and expects to net $280 million.Vertical farming company Plenty filed for bankruptcy after raising nearly $1 billion in funding.Fintech startup Block, co-founded by Jack Dorsey, laid off 931 people, according to a leaked email.Digital banking startup Mercury raised $300 million in funding and its valuation doubled to $3.5 billion.Enterprise browser maker Island raised $250 million in a Series E, valuing the company at $4.85 billion.Rivian spun out a micromobility startup called Also, which received $105 million in funding.Workflow automation startup n8n raised $60 million, with a valuation close to $270 million.Mexico City-based Mendel raised a $35 million Series B funding round.Generative AI marketplace Arcade announced a $25 million Series A funding round and expansion to home goods.Former Outreach CEO Manny Medina launched Paid, a startup that raised $11 million in pre-seed funding.San Mateo-based Emergence Capital closed a $1 billion seventh fund to back B2B companies, with a focus on AI.French VC firm Daphni secured $215 million in the first closing of its third fund, Daphni Blue.Amazon's Alexa Fund expanded its focus on AI investments beyond voice startups.A new report highlighted the world's 20 hottest open source startups, with over half having AI at their core.