# llmao

> Fake LLM for fun and for testing: streams, reasons, calls tools, returns structured output and hallucinates, powered by regex. Drop-in OpenAI, Anthropic and Vercel AI SDK clients, plus an OpenAI/Anthropic compatible mock server. No API key.

Latest version **0.2.0** (published 2026-09-24) · MIT license · 0 weekly downloads

_The full health report (score, vulnerabilities, README, dependency tree, version history) is being computed; this document will grow once it lands._

## Install

```sh
npm install llmao
pnpm add llmao
yarn add llmao
bun add llmao
```

## Facts

| | |
|---|---|
| Version | 0.2.0 |
| Published | 2026-09-24 |
| First published | 2026-09-24 |
| Weekly downloads | 0 |
| License | MIT |
| TypeScript types | none |
| Dependencies | 0 |
| Author | Iván Cernigoj |
| Maintainers | ivancerni |
| Keywords | llm, ai, fake-llm, mock-llm, llm-mock, openai, openai-mock, anthropic, structured-output, mock-server, llm-testing, claude, chatgpt, ai-sdk, vercel-ai, ai-sdk-provider, agent, agentic, streaming, tool-calling |

## Links

- npm: https://www.npmjs.com/package/llmao
- Repository: https://github.com/icernigoj/llmao
- Homepage: https://github.com/icernigoj/llmao#readme
- npm.io page: https://npm.io/package/llmao

---
_Source: https://npm.io/package/llmao · Machine-readable twin of the npm.io package page. Health data is recomputed on every publish._