AI startupsArtificial IntelligenceBanking and Financial ServicesFinancial Services and Fintech Y Combinator-backed Rulebase wants to be the AI coworker for fintech by September 16, 2025 by September 16, 2025 2 minutes read Y Combinator-backed Rulebase aims to revolutionize the fintech industry by becoming the go-to AI … ThreadsBluesky