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Groq is not an AI model company — it’s an AI inference hardware company that builds LPU (Language Processing Unit) chips designed specifically for running large language models. The result: open-source models running on Groq hardware can be 10x or more faster than the same models on conventional GPU infrastructure. In ZeroTwo, Groq provides access to popular open-source models running on this fast inference stack.

What Groq Offers

Groq provides ultra-fast inference for open-source models. When you select a Groq-hosted model in ZeroTwo, you’re running well-known open-source models (Llama, Mixtral, and others) on Groq’s LPU hardware, which delivers responses dramatically faster than typical cloud GPU inference. What this means in practice:
  • Responses start streaming almost instantly
  • Full responses complete in seconds rather than tens of seconds for large outputs
  • The underlying model capability is the same as running Llama or Mixtral elsewhere — just much faster

Available Models

Groq hosts several open-source models in ZeroTwo. The specific selection may vary as Groq updates its model portfolio. Models may include variants of:
  • Llama (Meta’s open-source LLM family — various sizes)
  • Mixtral (Mistral’s mixture-of-experts open-source model)
  • Other open-source models as added
Check the Model Picker in ZeroTwo for the current full list of Groq-hosted models and their specific names.

Strengths

Exceptional speed: Groq’s LPU hardware delivers response speeds that are substantially faster than GPU-based inference. For interactive use cases, this creates a noticeably snappier experience. Cost-effective: Groq models typically use standard model classification in ZeroTwo — no premium quota consumed. Good for iteration: When you’re rapidly iterating (trying many variations, testing prompts, brainstorming), faster response times reduce friction significantly. Open-source models: Llama and Mixtral are powerful, well-studied models with broad capability across many tasks.

Best Use Cases

Rapid prototyping

When you’re iterating quickly through ideas, testing prompt variations, or exploring a problem space, fast responses reduce friction.

High-volume workflows

Tasks requiring many sequential AI responses benefit most from Groq’s speed advantage.

Latency-sensitive applications

Use cases where the speed of the first response token matters — interactive demos, live coding assistance.

Standard quality tasks

Summarization, drafting, Q&A, and other everyday tasks where you want good results fast without using premium quota.

Limitations

Open-source model capability ceiling: While Llama and Mixtral are strong models, they have a capability ceiling below the top frontier models (GPT-5, Claude Opus, Gemini 2.5 Pro). For the most complex reasoning or nuanced tasks, a premium frontier model will generally outperform Groq-hosted models. Model selection: Groq’s model portfolio is determined by what Groq chooses to host. It’s more limited than ZeroTwo’s full model library. Check the Model Picker for current availability.
Use Groq models when speed matters more than maximum quality — for brainstorming, drafts, quick Q&A, and iterative workflows. Switch to a premium model when you need the highest quality output.