ChatGPT vs Llama (Groq): which should you use?

A side-by-side look at ChatGPT and Llama (Groq) — context window, price per million tokens, and what each one is actually better at. In Blend you can use both and switch mid-conversation.

Model data updated: 2026-08-16

Short answer

Neither wins every task. ChatGPT and Llama (Groq) each have questions they answer better, which is why picking one for everything costs you quality. Blend routes each question to whichever fits, so you do not have to decide up front.

  • GPT-5.6 Terra is the cheaper of the two on input tokens ($0.50 per 1M).
Representative modelProviderContextInputOutputImages
ChatGPT — GPT-5.6 TerraOpenAI128K$0.50$1.50Yes
Llama (Groq) — Llama 3.3 70BMeta / Groq128K$0.59$0.79

Input / Output: per 1M tokens. Prices are the providers’ list prices in USD per million tokens and can change at any time. Use them for comparison, not billing.

What ChatGPT is good at

The most widely used general-purpose assistant, with the broadest ecosystem of tools and integrations.

  • Balanced quality across almost every task
  • Strongest tool and plugin ecosystem
  • Reliable multimodal (image) understanding

What Llama (Groq) is good at

Open models served on Groq hardware — the fastest first-token latency available in Blend.

  • Extremely fast first response
  • Low cost for high volume
  • Open models you can self-host elsewhere

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Related comparisons

Model capabilities and prices change often. Figures come from Blend’s automatically synced registry and are shown for comparison. All model prices