- · strategy · claude-code
AI for the CFO: variable cost, vendor sprawl, and the playbook that ends the surprise bill
Uber reportedly provisioned 5,000 engineers with Claude Code in December 2025. By April 2026 it had burned the entire annual AI budget in four months. Variable cost is the new shape of the AI line item, and the CFOs who are getting it under control are running the same four-lever playbook. Here is what is on each lever, which platforms are credible, and what to ship in the next ninety days.
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AI hallucination, and the boring discipline that stops it being a problem
You have read about lawyers citing made-up cases and chatbots inventing refund policies. The fix is not a new platform or a clever prompt. It is the most boring discipline in software: read what came out and check the bits that matter against a second source. Here is what hallucination is, how we run a Houtini-grade check on every claim, and what would change if your team did the same.
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What is RAG, and what could it do in your company?
Your AI confidently answers questions about your business with public-internet knowledge. RAG is the architecture that gets your actual contracts, customer list and operating playbook into the conversation, with citations. Here is what it is, where it sits next to long context and MCP, and what it changes if you sponsor the work this quarter.
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