AI daily token budget

Generated from pattern-library/registry.json — do not edit by hand; change the registry and run bun run patterns:build.

Index card — the docs below are the canonical explanation; deep-tier pattern pages additionally carry invariants and emulation notes.

Category: Anti-Abuse · Tier: light · Maturity: proven (verified 2026-08-20 @ 1a130d67) · Risk: medium — governs AI cost exposure; misconfiguration can allow spend amplification

A per-user daily token cap stored in Redis that prevents a single authenticated user from exhausting AI quota through cost-amplification abuse.

When to use: Apply it to any AI-backed feature where per-user spend must be bounded before a request is served.

Docs

• docs/blueprint/abuse/ai-budget.md (GitHub · GitLab)

Code

• src/lib/server/ai/budget.ts (GitHub · GitLab)

Proof

• /showcases/abuse/ai-budget

Machine-readable record: anti-abuse-ai-budget in pattern-library/registry.json.