Simon Willison: We Need Default Hard Budget Caps on AI Services

elffjs · hn · 2026-10-04

Simon Willison argues that as AI agents gain autonomy, runaway costs become a serious failure mode — a single loop or malicious prompt can rack up huge bills in hours. He calls for default hard budget caps to be built into AI services rather than left as optional manual settings. The HN discussion explores how current API billing and rate limiting fall short of this safety net.

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