Show HN: AgentWatch – Prevent runaway AI agents with runtime budget enforcement

Category: infrastructure

Tags: ai-agents, cost-management, proxy, budget-enforcement, api-gateway

Score: 6.0/10 (Innovation: 5, Technical: 6, Documentation: 4, Utility: 7)

AgentWatch is a budget enforcement proxy for AI agents that sits between applications and LLM providers, blocking costly API calls when session budgets are exceeded. It integrates in minutes via environment variables without code changes, supporting major AI providers. Its simple yet effective approach to preventing runaway AI agent costs fills a clear practical need for teams deploying AI agents in production.

Target audience: backend devs, devops, platform engineers

Repository: https://agent-watch.dev/

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