xAI: grok-3 API
xAI's flagship frontier model trained on a 200k GPU cluster, featuring advanced reasoning (Think Mode) and deep real-time X integration.
- Context window: 131,072 tokens
- Max output: 8,192 tokens
- Input: text
- Output: text
- Tool calling: Supported
- File input: Supported
- Released: 2025-02-17
- Knowledge cutoff: 2024-10-31
Frequently Asked Questions
What is the context window of grok-3?
grok-3 supports a context window of up to 131,072 tokens.
Does grok-3 support function calling?
Yes. grok-3 supports tool / function calling.
What is the knowledge cutoff of grok-3?
The knowledge cutoff of grok-3 is 2024-10-31.