Congress's AI tool of choice is ChatGPT

House disbursement records for the year ending March 31, 2026, reported by CNBC and covered by TechCrunch, show ChatGPT spending of $100,580 across 798 transactions versus $13,160 on Claude across 37 transactions, with OpenAI taking roughly 90% of the chamber’s total AI-tool spend of at least $113,740. Democratic offices spent $54,165 on AI tools versus $15,782 for Republican offices. Staffers use the tools for memo writing, legislation analysis, constituent replies, hearing prep, and policy research.