What Is Groq? The World’s Fastest Free AI API If you’ve ever felt frustrated waiting for an AI response, Groq is the solution. Groq’s LPU (Language Processing Unit) hardware delivers 300–800 tokens per second — up to 10x faster than traditional GPU-based providers like OpenAI or Anthropic. And the best part: Groq’s API is free to use with no credit card required . In this guide, you’ll learn how to get your free API key, make your first request, and connect Groq to OpenClaw to build an ultra-fast free AI agent. Available Free Models on Groq Groq’s free tier gives you access to over 16 open-source models, including some of the best performing ones available anywhere: Model Parameters Context Window Best For llama-3.3-70b-versatile 70B 128K tokens General use, best quality llama-3.1-8b-instant 8B 128K tokens Fastest responses, high volume llama3-70b-8192 70B 8K tokens Reliable, well-tested mixtral-8x7b-32768 47B (MoE) 32K tokens Multilingual, reasoning gemma2-9b-it 9B 8K tokens Instruction following,…