aimock crossed 2.5M weekly installs! Here's what it does and what's new If you've been building AI apps, you've probably hit the same wall: your test suite runs against real LLM endpoints, so every CI run burns tokens, every provider hiccup breaks your build, and every dev on your team needs API keys just to run npm test. aimock is our fix for that. It's an open-source mock server for every AI service your app talks to - LLMs, MCP tools, agentic protocols, vector database...