The highly anticipated 400B class of Llama3 is here! Clocking in at 128k context with impressive eval scores, the Meta AI team continues to push the frontier of open-source LLMs. Meta's latest class of model (Llama 3.1) launched with a var…
Model details →Meta: Llama 3.1 405B Instruct vs xAI: Grok 3 Beta
xAI: Grok 3 Beta wins on 2 of 6 axes — pricing and capability skew in its favour for most workloads.
Grok 3 is the latest model from xAI. It's their flagship model that excels at enterprise use cases like data extraction, coding, and text summarization. Possesses deep domain knowledge in finance, healthcare, law, and science. Excels in st…
Model details →Side-by-side comparison
| Capability | Meta: Llama 3.1 405B Instruct | xAI: Grok 3 Beta | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 131K | 131K | 🏆 xAI: Grok 3 Beta |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $4.00 | $3.00 | 🏆 xAI: Grok 3 Beta |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $4.00 | $15.00 | 🏆 Meta: Llama 3.1 405B Instruct |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | Yes | Tie |
| Vision input Accepts image inputs alongside text. | — | — | Tie |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | — | — | Tie |
Frequently asked questions
Is Meta: Llama 3.1 405B Instruct better than xAI: Grok 3 Beta?
xAI: Grok 3 Beta wins on 2 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between Meta: Llama 3.1 405B Instruct and xAI: Grok 3 Beta?
Input: $4.00 vs $3.00 per 1M tokens. Output: $4.00 vs $15.00 per 1M tokens.
What context windows do Meta: Llama 3.1 405B Instruct and xAI: Grok 3 Beta support?
Meta: Llama 3.1 405B Instruct supports up to 131K tokens. xAI: Grok 3 Beta supports up to 131K tokens.
Do both Meta: Llama 3.1 405B Instruct and xAI: Grok 3 Beta support tool calling?
Meta: Llama 3.1 405B Instruct: yes. xAI: Grok 3 Beta: yes.