Activefrontierllm Proprietary

Grok 3

by xAI· Released February 2025· Cutoff October 2024

Grok 3 is xAI's most advanced large language model, offering state-of-the-art reasoning, coding, and multimodal capabilities. It is designed to be a highly capable and truthful AI assistant, with a focus on real-time knowledge and a humorous, engaging personality. Grok 3 represents a significant leap over its predecessor, Grok 2, in terms of performance and features.

Official Site API Docs

Input cost

$3.00 per 1M tokens

Output cost

$15.00 per 1M tokens

Context window

1M tokens

Max output

8192 tokens

Modalities

textimage

License

proprietary

Capabilities

Function CallingVisionCode GenerationStreamingJSON ModeReasoningMultimodal UnderstandingReal-time Knowledge

Best For

Complex reasoning tasks, coding, and multimodal applications requiring large context windows.

Strengths

Exceptional reasoning and problem-solving abilities
Very large context window (1M tokens)
Strong coding performance across benchmarks
Multimodal capabilities (image understanding)
Real-time knowledge via web search integration

Limitations

Higher cost compared to smaller models
May exhibit slower response times for very long contexts
Not fully open-source
Limited availability in some regions

Use Cases

Advanced data analysis and research

Complex code generation and debugging

Multimodal document understanding

Real-time information retrieval and summarization

Creative writing and content generation

Educational tutoring and explanation

Automated customer support with reasoning

Improvements Over Previous Model

Context window increased from 128K to 1M tokens
Significantly improved reasoning and coding benchmarks (e.g., 92% on HumanEval vs 85% for Grok 2)
Added native vision/image input support
Lower pricing: $3/M input tokens vs $8/M for Grok 2
Faster inference with reduced latency
Enhanced real-time knowledge capabilities

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