xAIGrok 3 Mini
A lightweight model that thinks before responding. Fast, smart, and great for logic-based tasks that do not require deep domain knowledge. The raw thinking traces are accessible.
Share
Model details
Context window131,072 tokens
Max completion size36 tokens
Prompt cost / 1K tokens$0.0000003
Completion cost / 1K tokens$0.0000005
Accepts
Produces
Benchmark performanceAll scores have maximum of 100 points.
All scores have maximum of 100 points.
Overall
78
score
7th
placement
Cost
96
score
5th
placement
Logic
82
score
6th
placement
Speed
70
score
26th
placement
Scoring
49
score
9th
placement
Tool Use
64
score
2nd
placement
Hallucination
83
score
7th
placement
Classification
19
score
4th
placement
Structured Output
92
score
2nd
placement
Plans and pricing
| Usage pricing | |
|---|---|
| Prompt | $0.0000003 |
| Completion | $0.0000005 |
| Request | FREE |
| Image | FREE |
| Web Search | FREE |
| Internal Reasoning | FREE |
| Input Cache Read | FREE |
Best Overall scoring LLMs
xAI
Grok 4 Fast
88
score
1st
placement
86
score
2nd
placement
84
score
3rd
placement
OpenAI
GPT-5.1 Chat
82
score
4th
placement
OpenAI
GPT-5.1-Codex
82
score
4th
placement
Anthropic
Claude Haiku 4.5
80
score
5th
placement