Citi, Adobe, and others restrict flagship AI models as usage-based billing triples costs

花旗、Adobe等企业限制员工使用AI旗舰模型以控制成本

404 Media obtained internal chats and emails from six companies including Atlassian, Adobe, and Amazon, showing a wave of restrictions on expensive AI models. Citi blocked access to Claude Opus 4.6/4.7 and GPT-5.5, directing staff to use GPT-5.3-Codex or Claude Sonnet 4.6 for routine work. Atlassian's monthly AI spend jumped from $5M to over $15M, with a full-year forecast above $120M; employees now burn through their token quota in two to three days. Adobe let its unlimited Claude agreement expire, and Amazon quietly added usage caps after removing an internal leaderboard. Several entertainment firms also blew through their token budgets—one developer consumed nearly half the company's allocation. Accenture found that heavy token usage often came from converting PDFs to slide decks, not coding, and is now selling 'token cost economics' consulting. GitHub plans to switch to open-source models and is testing per-person billing.

Why it matters: 404 Media obtained internal records from six companies, turning enterprise AI cost concerns from rumor into a story with numbers and names. Citi cut off the priciest flagship models, Atlassian is burning $5M/month—this is the first wave of big enterprises voting with their wal...